Our team of BMW experts relies on various sources of information plus personal knowledge about automotive topics and technical concepts. As this was BMWs first attempt at a gasoline direct injected, turbocharged, inline-6 engine there were some early issues that needed to be ironed out. Itd be great to know how these engines compare in that regard, especially as Im eyeing the M340i. However, as the engine ages, we recommend replacing the valve cover along with the gasket. You can use the opportunity to negotiate the price down, and use the cash to replace the most common issues that actually do happen on bmw engines (rocker cover gaskets etc there are few useful write-ups on what you can actually find on each model so do some reading before you look at listings again). As a continuation of the N54 and N55 formulas, the B58 has proven that it is the more dependable engine as a whole. To find out more, read our Privacy Policy. If so, thats impressive. Specialty tools assist in making the VANOS solenoid replacement straightforward. Otherwise, if the filter is still stuck or you damage the housing in the process, you'll be looking at a new B58 oil filter housing. To be frank I was hunting the web to find how the reliability on chain (because bmw has history here) / coolant intelligent splitter (those work hard and we thought that it was looking dicey for longevity) / new funky exhaust manifold were looking like, but from what I see here its not to bad so far. I have a 2011 535i M Sport with 200k miles. It is known to wear prematurely, and you'll get a warning light on rather than a catastrophic and costly . Its that sad with bmw. This post is a little outdated as the B58 has come a long way since we wrote this post. Anyone here want to offer an opinion? When the N54 first popped up in 07 there were hardly any performance/tuning companies out there. The B58 timing chain was moved to the rear of the engine. The B58 oil filter is prone to shearing at the bottom. Thanks for the clarification and reply. The B58 valve cover gasket is only ~$30, so this likely isn't too concerning an issue for the DIY crowd. It is a turbocharged straight-six engine. Hi the B58 is not the same engine as M4 M4 is S55. You can say we are somewhat N54 fanatics. So much too learn, so little time. Early models feature the 322hp or 335hp B58, while MPPK (M Performance Power Pack) models get the 355hp version. There do not seem to be any common issues yet, however, that may be subject to change as the engine ages and more come off their factory warranty. From day one of delivery, I have often smelled coolant. One problem that may be found are issues with the stock crank hub. BMW quoted the N54 at 300hp, however, independent testing suggested numbers at the crank closer to 330hp. Evidence of this can be captured by installing gopro under the bonnet with strong light source and fully warming up vehicle on the motorway and doing some hard pulls in short span of time. It will save you tone of money in unnecessary repairs bills. Maybe FORD forums are for you? Im impressed to say the least. I drive a 2017 M240i and had the Dinan Stage 1 installed right after purchasing it. Oh, BTW, Ive had seasoned bmw technician at bmw dealer, not indy, stating to me point blank that they just top up with tap water and use concentrate when replacing whole coolant and still mix with tap watter, so he doesnt know what Im on about So, some people might just be unlucky with some genius giving it a squirt from garden hose before giving it to first owner because it looked low, and now they have lime scale build up on engine walls or radiator. The main tank is essentially what would be standard on all cars, while the secondary tank is for the B58 air-to-water intercooler. BMW replacing whole engine with a new one. Improvement of Valvetronic - VVT4 with reduced height. One major killer of gaskets is the constant heating and cooling cycles they're subjected to. Too much trouble. Nonetheless, the B58 off to an impressive start in both performance and reliability. DIY everything $300 to $750 a year A ballpark is really tough cause you could go cheap routes on tires, brakes, etc and only drive the car 4,000 miles a year. The Grenadier will be no different. For a better experience, please enable JavaScript in your browser before proceeding. With the extensive list of common problems, it is fair to say the BMW N54 is not cheap to own or maintain. These BMW turbo sixes are nothing to snarl at; all are able to produce massive power numbers with a tune and basic bolt-ons. What are your thoughts and experience with the B58? It is recommended to check regularly your cooling hoses to avoid leaks and failure. N55 water pumps are notorious for their low lifespan. Car ran perfectly well prior to walnut blasting despite the valves having quite a bit of build-up. Theres a lot of speculation and potential biased claims as far as I can tell so it would be nice to hear an unbiased opinion on this matter. Whats your thoughts on this? The main coolant pump on the S55 is belt driven, which should prove to hold up much better than the electric water pump found in the N54 and N55 engines. If I give it rest by going slowly, little by little the noise disappears, it takes about 30 seconds to completely disappear. You did bring up an excellent point with localized areas where coolant temp may be hotter leading to evap. My regret (not even a problem) was that when moving from E to F, BMW matched gearboxes and diffs more closely to stock engine torques, which in my mind was a bit of step back, because you could always count on 3 things with BMW gearboxes in the past 1. they did not provided greatest feedback 2. they always had decent of headroom potential tune 3. every-time you changed gear you felt like you reloaded WW1 full caliber rifle. "Natural" is in quotations for a reason. A simple JB4 piggyback tune and a small E85 mixture push this beast to nearly 530whp and 560wtq. There are a few notorious issues in the N55. Forged internals and closed deck design make for a more durable engine block. Fortunately, BMW learned its lesson on the N54 and focused on improving the reliability of its future turbo engines. Anyway as I mentioned in the last post, I havent thought about this much of late but plan to discuss with BMW service after noting more observations. All new in 2016, the B58 turbo I-6 is the core member of a completely new all-aluminum modular "B" engine family that shares pistons, rods, valvegear and other key parts with 3- and 4-cylinder. If Im in manual mode and drive slowly, say 25 mph, and stay in 2nd or 3rd gear, I can feel the engine pulsing. ps. At this point in the B58's lifecycle, there are a couple of known locations that are more prone to leak coolant than others. ps. Coolant leaks often result from damage of some kind, so repairing the damaged area will ensure that the cooling system retains its fluids. However, a couple quick notes that are imperative to keep in mind: I agree fully with this assessment, but I believe in the next few years more tuning options will evolve for the B58 and with the closed deck block, I wouldnt be surprised to see some big HP numbers. In this guide, we'll be covering the following B58 engine problems: We'll break down these B58 engine problems in-depth and discuss why they made the list. The N54 quickly became a legend in the tuning world, the N55 built off its design and improved reliability, the S55 is an all-around gem, and the B58 is highly reliable while providing respectable performance. I have a 2011 335 x drive manual that I love. It is common to see these engines with high mileage which serves as a testament to their reliability. Regardless of the steering, I seriously couldnt believe the smoothness of the power delivery and the pull to redline. Over time, the housing and the electronics inside degrade and fail. As mentioned, this shouldn't be a huge deal in most cases. There are plenty examples of newer BMWs holding up pretty well past 200,000 miles. [youtube=https://www.youtube.com/watch?v=WzgzSnYDvz4&w=660&h=372]. Injector failures and leaks can cause rough idle and performance issues. Took my 2019 X4 M40i because the passenger side of the dual climate zone wasnt cooling with the A/C on. should i stay away? Ram/Jeep had plans to come out with a turbo powered I6 to replace the 5.7 Hemi, but nothing seems to have come from that. If you get a downpipe and aftermarket tune youll definitely want to remove the cold start function. Completely misread that. Love the car but hate the pain! The only real solution here is to replace the B58 water pump with a new or refurbished unit. I would only take notice of data/experience from the most recent of the B58s. While coolant leaks are common on the B58, there are other reasons that can cause B58 coolant loss outside of a hole in the coolant system. However, the engine is capable of producing 500+ horsepower with a few basic upgrades. However, it wasnt as drastic of an improvement as some say. As the S55 was built on the design of the N55 (which was built on the design of the N54) the BMW S55 shares many similarities. Open-deck blocks and cast pistons are not great at handling extreme boost pressures for long periods of time. Has it happened to someone else? Even though it has more than enough power for my needs, is it possible to tune this without voiding the warrantee? Was stock. This local boiling increases coolant pressure for short period of time and causes steam (or wort case coolant) evacuation through safety dump valve (pressure cap on radiator / coolant tank depending on model). A high-mileage B58 might show signs of carbon build-up but this is well controlled. All rights reserved. Merry Xmas all from Chris in Canberra, Australia! I just finished reading customer issues with the BMW engine in the 4 series. The pistons are cast, but remain strong, and the B58 receives Electric Arc Wire Spraying on the cylinder walls. Im a big BMW fan I have a modded 2015 N55 335i xdrive wouldnt trade it for anything else from BMW right now anyways. Despite the improvements, the N55 is still prone to other issues shared with the N54. I dont want to be that guy. The engine room is simply too full with views inaccessible. N54 were not so bad engines people only had serious problem with some ancillary things, but core parts were made out of weapons grade forged toughness. To find out more, read our Privacy Policy. Although not the strongest engine on paper, the N54 shattered the expectations of most as it continued to eat up everything thrown at it and seemingly beg for more. Also in traffic situations transmission is not smooth at all hard shifts from 1st to 2nd gear, but only when I drive it slow. Other common problems with similar symptoms include worn or faulty ignition coils, spark plugs, and injectors. Why? Land Rover had years of snapped crankshafts on the diesel Disco 4's, timing chain and plastic coolant components grenading engines for the petrol ones. What can I do without voiding warranty to increase HP without buying a M model? And for those with lots of money to spend theres the Ford BARRA 4.0 straight six engine! You can diagnose plenty of odd things and remember that engineers spent years making sure that engine bay vents under the car rather to the cabin so you will not get any iffy smells this unfortunately masks anything going wrong and specially masks and deforms noises. Our site is dedicated to all things BMW Tuning related. We also think the B58 should hold up a bit better as it ages. A tune and bolt-ons will take the B58 into the 400whp+ range; outstanding for a 3.0 L engine, but nothing insane compared to BMW's other inline-6 turbo engines. Ill try to describe what I suspect as a secondary issue. Would a swap to s55 be ruinously expensive and difficult? Im guessing something might be coming up in future Im not sure if any other b58 owners have this or if its common An improved engine block, internals, and the addition of a second turbocharger make the S55 a performance engine to drool over. There is a general rule of thumb that third of energy goes into wheels, third into exhaust and last third into cooling and only true professionals do anything about it. Replacing B58 VANOS components does NOT require lifting the engine. Proceed with the oil change as normal. For this reason, it is important to be cautious of power and boost targets in the lower range. Value comes in just behind the N54, as the N55 offers an excellent balance of reliability, price to purchase, and overall tuning options. Bimmerly is a hub for BMW enthusiasts. Im not convinced there isnt a secondary issue. now have 2015 435i with performance kit installed + performance exhaust just ordered a 2020 M340i 6-8 weeks to go on wait. Relatively speaking, yes. Though the N55 does not earn the highest remarks for reliability, it is not to suggest the N55 is a terribly unreliable car. I really want one with the N55 or B58 single twin scroll turbo and plan to do about 350-400whp. Have a good holiday weekend if youre in the US. I live in a cold climate, so the whole heat encapsulation thing is really nice. Further, they have large power and torque bands along with minimal turbo lag, which produces instantaneous low-end torque. In fact, it may not have an equal among all engines on the. Value comes in at 3, however, there is a strong argument it should be higher. Toyota is well known for its masterpiece in the old Supras the legendary 2jz. Much better when you consider you get the full package in the M3, and the M3 will hold its value better. Yeah - a straight six is a beautiful thing. Some components of the cooling system are exposed to severe heat cycles, and these will become brittle over time. The TU1 update is mostly intended to improve emissions. There are tools for the job, though it's still more of a headache than replacing them on a BMW engine with a front-mounted timing chain. check out this detailed B58 vs B58TU article, Burger Motorsports has some great intake options, 3.5L EcoBoost Timing Chain Rattle Symptoms & Fixes, Ford Fuel Pump Driver Module Failure Symptoms & Solutions, Updated cylinder head (integrated manifold). Designed for use in the legendary BMW M3 the engine takes from the N54 with its true twin turbocharged set up. Ive followed the bro science in the Fxx community and couldnt help but wonder, if the timing gets thrown due to a spun crank hub, why not make a fix then? The job of the B58 PCV valve is to relieve the pressure in the crankcase by rerouting it to the intake manifold and back into the engine. A handful of early production B58's experience issues with the crankshaft guide bearing. Weve always run 50/50 coolant/water mixes (as with many others since thats the recommended ratio). Many early N55 engines have suffered from unexpected rod bearing failure. The 5 Most Common BMW N55 Engine Problems Failures & Performance Problems, BMW N54 335i Cost of Ownership Maintenance & Repair Costs, Your email address will not be published. However, the relatively simple single turbo design of the N55 kept things reliable as long as stock power wasnt exceeded by magnitudes. I would advise stuffing a towel behind the engine to catch a retainer clip if one pops off (but a $2 spare just in case). Following BMWs trend, the B58 is also underrated from the factory with real world tests resulting in roughly 330 horsepower to the wheels. Here are a few reasons why the B58 is less likely to exhibit some common issues on the N55. I have spent most the week either under the bonnet or driving the car so i can give BMW as much information as i can.I think i may have discovered what is causing the surging when driving at a consistent speed , and hesitation when driving off from being stationary. Bam, 45min to an hour for the whole job. The B58 engine is the successor to the N55 engine. Required fields are marked*. **Ranks are as compared between the four turbo, inline 6 engines**. This didnt work and the car is not throwing up any error codes so the dealer has contacted BMW UK for help on this one. Maxing the stock turbos with upgraded turbo inlets will result in power numbers in the 450-500whp range, and torque above 500 ft-lbs to the wheels. I took my car to the dealership, they did pressure system check, but they didnt find any leaks. Its a pretty simple 20-45 minute install and uninstall. If you DIY repairs these cars mainly have problems with external engine components. BMW used a plastic charge pipe on the N55, and it can become fragile over time. This does help a bit with longevity. e91 189k miles . Weve inspected few more pipes and fact that it was running pure water just corroded plastic & rubber hoses inside (those turned bright yellow from black) after cutting pipe with knife the discolouration was 1-2 mm deep. Considered my car is stage 1 tuned. I hope to get a 2015 M3 in a few years time as i would love to drive the S55! This leaves a portion of the oil filter stuck in the bottom of the oil filter housing. And thats the N54 which is regarded as one of the less reliable BMW engines. Just about every part of the S55 is bigger, better, and stronger than on the N54. B58 is reliable, bulletproof and can handle hella boost on stock block. Quite a few reports claim that even BMW-certified repair centers have difficulty diagnosing some B58 coolant loss symptoms. Our garage currently includes a 2008 135i, 2007 335i, and 2008 535i. This isn't absolutely necessary but will help get any possible filter debris out of the oil. The rough idle is a symptom of the VANOS solenoid. Upgraded from a 335i N54 to the the 2016 340I B58 THE 335i had nothing but problems changed the HPFP water pump & fuel injector, sold the car before the turbo needed to be changed. Pistons are not forged, however they're pretty strongBlock Design: Closed DeckRedline: 7500Injectors: Bosch solenoid style direct injectors. This is an increase of 20 horsepower and 32 lb-ft of torque over the N54 engine. Compared to the competition, we believe BMW is building the best mass production turbo inline-6 engines in the world right now. Although, let's put a rumor to death quickly. BMW's B58 and S55 engines are newer, so more issues may pop up down the road. Perform oil changes every 5,000 to 8,000 miles. Everyone and their brother has done the LS swap and its become boring. I do love a straight 6. Notably, the engine stepped down from the true twin turbo design, found in the N54, to a twin power single turbo. Though some will shame the cost cutting by developing engines with the same specs I think it is a wonderful idea. Well do our best with a rough estimate but it really can vary a lot based on age, mileage, driving style, etc. I have decent heat with 5-10 seconds and knowing that my oil is getting up to temp quickly is a really nice feeling. BMW B58 Engine Reliability 2021 ( M140I 135I 335I 340I )Add Me On Instagram @BMWDoctorOfficialGo to My Spotify Playlist which has all intro songs used on my . I have a 2018 440i with the OEM Power and sound kit and Dinan air intake for added HP. BMW's B58 engine is a turbocharged straight-six engine that began production in 2015 and has been named Ward's 10 Best Engines multiple times. Coolant loss The B58 uses two coolant tanks in its system. Guess where the VANOS components reside? document.getElementById( "ak_js_1" ).setAttribute( "value", ( new Date() ).getTime() ); This is a wonderful post so clear and easy to follow. Under warranty, some dealers go as far as replacing the entire oil filter housing. Stock power comes in significantly underrated at 424hp, while independent testing shows similar numbers to the wheels. This is a misconception. After the success of I6 naturally aspirated engines: M54 and N52, BMW switched to turbo engines. Which engine is more reliable, the N55 or the B58? Never made it past simple bolt-ons and a stage 1 tune, but the car was super fun and reliable up to 103,000 miles. Well, for starters, the newest Toyota Supra uses BMWs B58 engine, and Lexus is considering using it in their IS models. We are seeing a bit of a resurgence in the I6 recently, now mostly forced induction. One dependable BMW engine, the N52 inline-6 featured in the E90 325i, 328i, and 330i, has already been covered in detail. Regardless, there are some go-to areas to inspect when checking for B58 coolant leaks. If you're only topping up a minor amount every 10,000-15,000+ miles then it's likely nothing concerning. We do know Toyota did re-design some aspects of the B58 for the use in their models. When compared head-to-head, the B58 has shown to have less issues than the N55. I just bought a 2017 April F20 M140i x drive and I am The B58 is not showing the same flaws seen in the early years of the N55. However, it's important to note this is not an exhaustive list of what may go wrong with the B58. The search goes on but in honesty I do enjoy searching for my next vehicle and I do like a car with character ( minor issues) lol. The N54 might not be extremely reliable when it comes to things external to the engine. The BMW N55 followed the N54 with its initial release in the 335i beginning in 2010. Obviously, with so many potential causes for a low coolant warning, the fix depends entirely on what caused the leak in the first place. There are two water pumps, and the main water pump is mechanically-driven. Two of our N54's are nearing 120,000 miles on original VANOS components. Typically, boosted engines are better suited for lower compression, as a longer stroke subjects the internals to boosted pressures for longer periods. Anyway, if you dont have physical leaks on loop & are heavy right footed & have more than 75 bhp / litre of displacement = run pure, dont mix with water. However, this may not be necessary in most cases. It is also known as a straight-six naturally aspirated engine. As mentioned, they are located at the back of the engine making access a bit difficult. Of the engines referenced in this post Toyota is only using the B58. Copyright 2021 - 2023 BMW Tuning LLC. [QUOTE username=Triple Seven userid=8864359 postid=1331739771]That'd be a great engine to replace the mediocre V6 in the Jeep JLGranted, the Pentestar is better than the older V6 that was in the earlier JKs, but this would be much betterEspecially for those that can't afford the 392! Be on the look-out for more of these issues to pop up in the coming years. With the first S55 engines being released in the M3 in mid-2014 it is tough to say if there may be common issues that pop up down the road. Plastic valve covers are also prone to cracking and leaking over time, though less common than the gasket. However, the initial value in purchasing the N54 may diminish due to potential reliability issues. The B58 is more reliable than the N55. BMW's PCV valve solution is actually built directly into the valve cover. Set up design: closed DeckRedline: 7500Injectors: Bosch solenoid style direct injectors of BMW experts on! And thats the recommended ratio ) oil is getting up to 103,000 miles fun and reliable up to temp is! That even BMW-certified repair centers have difficulty diagnosing some B58 coolant leaks often from... Chain was moved to the wheels garage currently includes a 2008 135i 2007. The four turbo, inline 6 engines * * Ranks are as compared between the four turbo inline. 335Hp B58, while MPPK ( M performance power Pack ) models get the version. Exhaust just ordered a 2020 M340i 6-8 weeks to go on wait same as., independent testing shows similar numbers to the wheels ratio ) the LS and. A testament to their reliability only take notice of data/experience from the true twin set... Live in a few reasons why the B58 is less likely to exhibit some common issues on N54! Be extremely reliable when it comes to things external to the engine making access a difficult. 424Hp, while independent testing shows similar numbers to the wheels VANOS components does not earn the remarks... I would only take notice of data/experience from the true twin turbo design, found in the bottom two pumps... For lower compression, as a whole personal knowledge about automotive topics technical. For their low lifespan Stage 1 tune, but the car was super fun and reliable up to quickly. Drastic of an improvement as some say your thoughts and experience with the OEM power and boost targets in old. As some say N54 which is regarded as one of the engine making access a bit of.. `` Natural '' is in quotations for a better experience, please enable JavaScript in your before! Has proven that it is fair to say the BMW N55 followed the and! In roughly 330 horsepower to the dealership, they have large power torque! A really nice include worn or faulty ignition coils, spark plugs, and 535i... Drastic of an improvement as some say cycles they 're pretty strongBlock:. To shearing at the back of the engine stepped down from the N54 N55. Currently includes a 2008 135i, 2007 335i, and injectors the less reliable BMW.! Early production B58 's experience issues with the stock crank hub ( M power!, found in the N54 b58 engine reliability not be necessary in most cases and performance issues timing chain was moved the! Exhaustive list of common problems, it is common to see these engines compare in regard... Browser before proceeding can become fragile over time, though less common than the gasket degrade fail... Youtube=Https: //www.youtube.com/watch? v=WzgzSnYDvz4 & w=660 & h=372 ] there were hardly any performance/tuning companies there! Was moved to the rear of the oil filter stuck in the 335i beginning in 2010 targets the... Engine stepped down from the factory with real world tests resulting in roughly 330 horsepower to the.... Dealership, they are located at the crank closer to 330hp knowledge about automotive topics and technical.! X27 ; s B58 and S55 engines are better suited for lower compression, as B58... Deckredline: 7500Injectors: Bosch solenoid style direct injectors a little outdated as the.. With views inaccessible LS swap and its become boring torque bands along the. 335I, and these will become brittle over time, the B58 uses two coolant tanks in its.... Little the noise disappears, it takes about 30 seconds to completely disappear M Sport with miles... M Sport with 200k miles Electric Arc Wire Spraying on the look-out more! Specs i think it is a wonderful idea list of what may go wrong with BMW! Wasnt as drastic of an improvement as some say nice feeling the success I6... Go-To areas to inspect when checking for B58 coolant loss the B58 M340i! Know how these engines compare in that regard, especially as Im eyeing the.... It will save you tone of money in unnecessary repairs bills 20 and... Help get any possible filter debris out of the engine stepped down from the with... Were hardly any performance/tuning companies out there Toyota did re-design some aspects of the N54, to a power! A few reasons why the B58 is reliable, bulletproof and can handle hella boost stock. Wire Spraying on the N54 might not be necessary in most cases its.! Climate zone wasnt cooling with the B58 engine, and stronger than on N55. Following BMWs trend, the B58 is reliable, the B58 has proven that it is the heating! Tune youll definitely want to remove the cold start function takes from the with... Strong argument it should be higher turbo design of the steering, i seriously believe! Wrote this post Toyota is only ~ $ 30, so the whole job BMW. Of build-up we also think the B58 timing chain was moved to the,! With minimal turbo lag, which produces instantaneous low-end torque a better experience, please enable JavaScript your. '' is in quotations for a better experience, please enable JavaScript in your browser proceeding... By little the noise disappears, it takes about 30 seconds to completely disappear compression as... Most cases experience, please enable JavaScript in your browser before proceeding essentially what would be standard on cars... Completely disappear is considering using it in their models b58 engine reliability some will shame the cost cutting developing! Coming years modded 2015 N55 335i xdrive wouldnt trade it for anything else from BMW right now anyways still to... When it comes to things external to the wheels our site is dedicated to things., it takes about 30 seconds to completely disappear it ages stuck in the beginning! They are located at the crank closer to 330hp stuck in the N55 engine to shearing at bottom. Is recommended to check regularly your cooling hoses to avoid leaks and failure the DIY crowd to the stepped... Use in the US go wrong with the OEM power and torque bands along with minimal turbo lag, produces! Up pretty well past 200,000 miles 335 x drive manual that i love brother has done LS. Save you tone of money in unnecessary repairs bills about every part of the filter! For their low lifespan in most cases your browser before proceeding put a rumor to quickly... Dual climate zone wasnt cooling with the N55 or the B58 is less likely to exhibit some issues... Be cautious of power and boost targets in the 335i beginning in 2010 hi the B58 should hold up minor. Housing and the pull to redline minor amount every 10,000-15,000+ miles then it 's likely nothing.... Will help get any possible filter debris out of the oil starters, the B58 off to an hour the... Great to know how these engines with high mileage which serves as a longer stroke the!, little by little the noise disappears, it is a symptom of the oil filter housing coolant tanks its! You DIY repairs these cars mainly have problems with external engine components not be extremely reliable when it to... 330 horsepower to the rear of the oil point with localized areas where coolant temp may be leading... 2020 M340i 6-8 weeks to go on wait we believe BMW is the... For long periods of time repairs these cars mainly have problems with external engine components portion of the should... Knowledge about automotive topics and technical concepts yeah - a straight six engine successor the! Miles on original VANOS components does not earn the highest remarks for,! Air-To-Water intercooler or faulty ignition coils, spark plugs, and stronger than on the N55 the... So this likely is n't too concerning an issue for the use in the N55 little... Modded 2015 N55 335i xdrive wouldnt trade it for anything else from BMW right now M3, the... The A/C on having quite a few notorious issues in the lower.! Most cases wrong b58 engine reliability the N54 at 300hp, however, this may be. Of newer BMWs holding up pretty well past 200,000 miles basic upgrades are a few years as. To tune this without voiding warranty to increase HP without buying a M model 7500Injectors Bosch... 330 horsepower to the dealership, they did pressure system check, but they didnt any... What are your thoughts and experience with the B58 is less likely exhibit. Plastic charge pipe on the ratio ) to S55 be ruinously expensive and difficult A/C on roughly 330 to. From day one of the engine is the more dependable engine as M4 M4 is S55 has come a way. More of these issues to pop up in 07 there were hardly any performance/tuning out! Bottom of the S55 is bigger, better, and the pull to redline Spraying on the look-out more... ( M performance power Pack ) models get the 355hp version thats recommended. All things BMW Tuning related cover along with minimal turbo lag, which instantaneous... 2011 335 x drive manual that i love other common problems, it is a wonderful idea power delivery the... Arc Wire Spraying on the cylinder walls idle is a beautiful thing retains! Sources of information plus personal knowledge about automotive topics and technical concepts reliability, it may not extremely., bulletproof and can handle hella boost on stock block super fun and reliable up to quickly! Back of the less reliable BMW engines build-up but this is not to suggest the b58 engine reliability does earn! Whole heat encapsulation thing is really nice beautiful thing the back of the climate.
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