BMW 3-Series (E90 E92) Forum > Tags > Threads Tagged with n54. Well, there&39;s a DIY or two for this, should you take one out of a 335is. com, 5Post. Remember the RMS (rear main seal) is a "known" seal to go on. BMW 3-Series (E90 E92) Forum. F40Model Year 2019 Previous Generations; F20 F21Model Year 2012 - 2018. BMW 3-Series (E90 E92) Forum > BMW E90E92E93 3-series General Forums > General E90 Sedan E91 Wagon E92 Coupe E93 Cabrio > How unreliable is the N54 Google Search Search Forums. hey everyone, first post ever i was wondering if someone could help. Refer to PROcede and JB installation instructions. Castrol Edge Sport 0W40 is highly recommended. F30POST > BIMMERPOST Universal Forums > General BMW News and Cars Discussion > N54 E93 Questions And Help Post Reply Thread Tools Search this Thread 02-27-2023, 0413 AM. 5-litre to 3. 50 2016 Mini Cooper 0. DCT Hydraulic Clutch Pressure Data. Bimmerpost Model Selection. Bimmerpost Model Selection. Why do a N54 manifold swap No parts to break (Looking at you Disa valves) Cheaper than 3SIM. 1,2,3 - have index 9 injectors. G42Model Year 2021 F44Model Year 2020 . Hey guys, I had a shop install my FMIC because I figured it would entail some cuttingmodifying and I didn&39;t want to tackle it at home. I used to be a technician for BMW in 2006-2008 and made lots of money on broken N54 engines. One time it was at 115 PSI on a chilly day, around 40 deg in the morning. High coolant temps begin pulling power far earlier, in the 240f range. For the N54 335i 335xi N54 Turbo Engine Drivetrain Exhaust Modifications - 335i - Page 8 - E90Post - BMW 3-Series (E90 E92) Forum. N54 turbo tuning topics, including tuning of the 335i engine, drivetrain, downpipes and exhaust. For the N54 335i 335xi. I am changing Motul 300V Power 5W40 by 5. The plugs will show wear sooner. Location CA. Join Date Mar 2021. Page 185-N54 turbo tuning topics, including tuning of the 335i engine, drivetrain, downpipes and exhaust. N54 manifold makes the N52 engine feel and perform more like a Naturally Aspirated M engine with linear power delivery that rises pretty much straight. 2013 E82 135is DCT; 2007 E90 335i Step; 1998 E36 328is 5sp MT. Page 256-N54 turbo tuning topics, including tuning of the 335i engine, drivetrain, downpipes and exhaust. This time around we have been blessed. For the N54 335i 335xi N54 Turbo Engine Drivetrain Exhaust Modifications - 335i - Page 160 - E90Post - BMW 3-Series (E90 E92) Forum. For the N54 335i 335xi N54 Turbo Engine Drivetrain Exhaust Modifications - 335i - Page 9 - E90Post - BMW 3-Series (E90 E92) Forum. With the chassis number we found more details. BMW 3-Series (E90 E92) Forum. Asking Price USD 1. BMW 3-Series (E90 E92) Forum. I have replaced DME CAS 3 new key but in my 318i I had sligltly different wiring harness under the hood. Interesting news for the owners of 135i and 335i models, BMW will offer a performance upgrade for the N54 twin-turbo engine. Nov 20, 2016 I used to be a technician for BMW in 2006-2008 and made lots of money on broken N54 engines. EasyNews is a social networking site that has become very popular. iTrader (1) Garage List. Bimmerpost Model Selection. USB FOR CODING BMW INPA Ediabas KDCAN USB Interface. For the N54 335i 335xi. Bimmerpost Model Selection. F40Model Year. BMW 3-Series (E90 E92) Forum > E90 E92 E93 3-series Powertrain and Drivetrain Discussions > N54 Turbo Engine Drivetrain Exhaust Modifications - 335i > RB External PCV system Review and DIY. 1st issue i found my Fuel line from fuel rail to injector had crack. Several different styles of debate competitions are held in high schools in the United States, including Lincoln-Douglas, a one-on-one competition and public forum debates, which are team events. BMW 3-Series (E90 E92) Forum > Tags > Threads Tagged with n54. Everything related to non-turbo engines, drivetrain and exhaust. For this forum, I will refer you to e90 - N54 Oil Filter Housing gasket replacement (2007 335i automatic) to R&R the OFHG itself. After the Removal. iTrader (0) Garage List. Page 6-N54 turbo tuning topics, including tuning of the 335i engine, drivetrain, downpipes and exhaust. Views 4,116,258 Announcement Forum RulesGuidelinesTips and Tricks PLEASE READ BEFORE POSTING. com, E90Post. com, F30Post. Location CA. For prospective owners who need information on pricing, options, tracking, etc. For the N54 335i 335xi N54 Turbo Engine Drivetrain Exhaust Modifications - 335i - E90Post - BMW 3-Series (E90 E92) Forum. Valve Cover Oil Leak Carbon Build-up Vanos Solenoids (2A87 and 2A88) Water Pump Failure We will touch on all of these in-depth, focusing on the symptoms of each problem, the performance impact, and the repair options. 2 Aug 10, 2015. Try changing the gearbox oil as a first step. Page 261-N54 turbo tuning topics, including tuning of the 335i engine, drivetrain, downpipes and exhaust. Originally Posted by TheAxiom. E90-E92-E93 BMW 335i335xi335is N54 engine. E60, E61, E71, E82, E88, E89, E90, E91, E92, E93N54, N54T (DME MSD80, MSD81) l 2E68 - Knock sensor signal 1 andor. Page 6-N54 turbo tuning topics, including tuning of the 335i engine, drivetrain, downpipes and exhaust. F40Model Year 2019 Previous Generations; F20 F21Model Year 2012 - 2018. Bimmerpost Model Selection. iTrader (0) N54 Dynamic Autowerx twin turbos So I bought these turbos based on a review from a YouTuber (vehicular DIY). Location cincinnati, Ohio. Bimmerpost Model Selection. com, E90Post. Bimmerpost Model Selection. Page 14-N54 turbo tuning topics, including tuning of the 335i engine, drivetrain, downpipes and exhaust. F40Model Year. For the N54 335i 335xi N54 Turbo Engine Drivetrain Exhaust Modifications - 335i - E90Post - BMW 3-Series (E90 E92) Forum. 00 2006 BMW E91 0. N54 turbo tuning topics, including tuning of the 335i engine, drivetrain, downpipes and exhaust. I have 157k on mine, Dinan stage 2 since new. E81 E82. com, E90Post. F40Model Year 2019 Previous Generations; F20 F21Model Year 2012 - 2018. Page 6-N54 turbo tuning topics, including tuning of the 335i engine, drivetrain, downpipes and exhaust. BMW 3-Series (E90 E92) Forum > E90 E92 E93 3-series Powertrain and Drivetrain Discussions > N54 Turbo Engine Drivetrain Exhaust Modifications - 335i > MHD Burble Option Causing Smoke and Oil Consumption. My car is out of warranty. Once I&39;m moving it&39;s fine. In basic terms, lowering the compression in a turbo engine allows the safer use of more boost pressure, with one of. Pelican also has a number of others from 192 to 360. Therefore, by theory, you would need the Performance Power Kit software in order to get new fan working. The low coolant is a key indicator as the coolant will mix with your oil and either burn off when the car is running, or leak out when the car is off. BMW 3-Series (E90 E92) Forum. Join Date Sep 2019. Software, injectors, plugs, wastegates, HPFPs, etc. com, ZPost. 00 Repairing a 'fried' N54 MSD80 DME. The pricing and upgrades are identical, as is the wording from both sites. I&39;ve replaced it a few times but the crappy plastic fitting just doesn&39;t hold well. F40Model Year 2019 Previous Generations; F20 F21Model Year 2012 - 2018. In INPA active your DSC module. E81 E82. E81 E82 E87 E88. What parts are need GS6-53BZ Transmission. BMW 3-Series (E90 E92) Forum > E90 E92 E93 3-series Powertrain and Drivetrain Discussions > N54 Turbo Engine Drivetrain Exhaust Modifications. Join Date Oct 2006. Page 206-N54 turbo tuning topics, including tuning of the 335i engine, drivetrain, downpipes and exhaust. My E61 Build Thread httpwww. com, 5Post. Page 370-N54 turbo tuning topics, including tuning of the 335i engine, drivetrain, downpipes and exhaust. iTrader (14) Inside pics of a N54 PCV system. F40Model Year 2019 Previous Generations; F20 F21Model Year 2012 - 2018. 1 2 > Thread Tools Search this Thread Page 1 of 2 1 2 > Bookmarks Previous Thread Next Thread All times are GMT -5. Page 55-N54 turbo tuning topics, including tuning of the 335i engine, drivetrain, downpipes and exhaust. Bimmerpost Model Selection. If it ain't broke don't fix it. A sub dedicated to the E9X and F3X 335i. For the N54 335i 335xi. G42Model Year 2021 F44Model Year 2020 Previous Generations; F22 F23. BMW 3-Series (E90 E92) Forum. In fact, according to BMW&39;s chart, our cars don&39;t pull power due to oil temps until they are over 300 degrees. 11-28-2023 1131 AM by Island Road. I&39;ve had a BMS catch can fitted the way it was intended to by the PCV flapper valve but not catching any oil. BMW 3-Series (E90 E92) Forum. I have installed engine with no problems, now I am stuck at wiring. When the DMV fixed it, we made a deal on the car. Even an M10 4 cylinder engine from the 1960s would have forged rods. The N54 rods are just made thicker and with larger rod bolts than the N52, they are made with the exact same process (powder forged, cracked cap). iTrader (37) Octane and intake air temps can effect timing corrections. E81 E82. com, BIMMERPOST. Join Date Apr 2014. For the N54 335i 335xi N54 Turbo Engine Drivetrain Exhaust Modifications - 335i - Page 143 - E90Post - BMW 3-Series (E90 E92) Forum. Helpful Products to Reduce. Location MN. BMW 3-Series (E90 E92) Forum > E90 E92 E93 3-series Powertrain and Drivetrain Discussions > N54 Turbo Engine Drivetrain Exhaust Modifications - 335i > Journal N54 Total Engine Rebuild & Upgraded Internals. I know this was posted on E90post, but for the sake of the addicts, I'll confirm it here. iTrader (1) N54 Carbon build up (seafoam) Hi. Bimmerpost Model Selection. Pretty much all BMWs used cast pistons, but these are not low-quality castings - in a lot of ways, they are superior to. For the N54 335i 335xi N54 Turbo Engine Drivetrain Exhaust Modifications - 335i - E90Post - BMW 3-Series (E90 E92) Forum. The low coolant is a key indicator as the coolant will mix with your oil and either burn off when the car is running, or leak out when the car is off. N54 in E92 M3. com has the turbo and manifold for the N54's listed as N54 135i 11657593015 & 11657593017. (70-85&176;F) N54 Tune Comparison Chart N54 Turbo Upgrade Comparison Chart-PROcede Rev. N54s eat plugs. Messages exchanged via PM are onl. A few years ago, I drove a 1M and thought the engine response felt great compared to. 2007 BlackBeige 335i Sedan N54 Build date 0107 (technically 1206) Will be swapping a GS6-53BZ from a 07 manual 335i with about 37K on the transmission. iTrader (0) e90 N54 wiring diagram. For the N54 335i 335xi N54 Turbo Engine Drivetrain Exhaust Modifications - 335i - E90Post - BMW 3-Series (E90 E92) Forum. The NLYF is designed to inspire and empower young leaders. This guide is intended for personal use and anything that happens to your car is done soley by your choice. N54 6-Bolt Flywheel. The N54 is notoriously troublesome in e90. For the N54 335i 335xi N54 Turbo Engine Drivetrain Exhaust Modifications - 335i - Page 49 - E90Post - BMW 3-Series (E90 E92) Forum. For the N54 335i 335xi N54 Turbo Engine Drivetrain Exhaust Modifications - 335i - E90Post - BMW 3-Series (E90 E92) Forum. Beauty of an electric pump. Views 4,119,382 Announcement Forum RulesGuidelinesTips and Tricks PLEASE READ BEFORE POSTING PLEASE READ BEFORE POSTING 04-10-2007 Mark (Administrator). If you want a highway roller or a more track-dedicated machine, maybe the N54 manifold would be the better choice. 41 (corrected) piston in their B3S. F40Model Year 2019 Previous Generations; F20 F21Model Year 2012 - 2018. -Hammer the old bushing out of the housing. If you choose to use this, I assume no responsibility for any damages or injuries to your vehicle or. I performed these procedures on a 2008 335i Sedan Automatic, but this should be applicable to all 135335, N54N55 models with an OEM Oil Cooler package. They issued a superseded part number and deleted the old (Bosch) part number. E81 E82 E87 E88. Join Date Feb 2011. 50 2014 Audi SQ5 10. The manifold studs are different between the two engines hence N55 turbo won&39;t fit, along with the N55 having different injectors, valvetronic, etc; Most of the stuff won&39;t be reusable with a N54. The Service Engine Soon (MIL) lamp may be illuminated with the following faults stored in the DME. Bimmerpost Model Selection. I&39;ll have to compare the throttle bodies, as they appear to be the same size. com, BIMMERPOST. While the high-pressure fuel pump failure might sound like a disaster, Wastegate rattle is by far the worst most common N54 engine problem. Bimmerpost Model Selection. E81 E82. 2013 E82 135is DCT; 2007 E90 335i Step; 1998 E36 328is 5sp MT. Tried search but no luck. See 2nd & 3rd pic. Parts - Oil Filter Housing (OFH) gasket part11427537293. My car specs cover came off. What parts are need GS6-53BZ Transmission. That is motor & head alone. 2009 BMW 325i Coupe 6. RED Additional notes based on observation and other things. A sudden 3 degree ignition drop is the DME's way of correcting timing as a result of knock or sometimes argued pre-knock correction. For the N54 335i 335xi N54 Turbo Engine Drivetrain Exhaust Modifications - 335i - Page 49 - E90Post - BMW 3-Series (E90 E92) Forum. CTS Turbo is proud to announce our larger Stage 2 700 BMW N54 turbocharger kit. com, M3Post. Views 4,119,382 Announcement Forum RulesGuidelinesTips and Tricks PLEASE READ BEFORE POSTING PLEASE READ BEFORE POSTING 04-10-2007 Mark (Administrator). Bimmerpost Model Selection. Bimmerpost Model Selection. F40Model Year 2019 Previous Generations; F20 F21Model Year 2012 - 2018. BMW 5W30. Location Misissauga, Ontario. Location ZSPZPPZCW. iTrader (3) Coding is needed to code out the SOS function. Got this Code 2D33Intake pipe signal. E81 E82. For those of you that are ready to buy a tune for your vehicle (BMW 135, 335, 335is 535, X635i, Z435i), this comparison chart will help you narrow down to the tune of your choice. I cant seem to find them. BMW 3-Series (E90 E92) Forum. BMW 3-Series (E90 E92) Forum. 0-litre class went to a six-cylinder in-line engine whose technology has already wowed the judges several times previously. E81 E82 E87. For the N54 335i 335xi N54 Turbo Engine Drivetrain Exhaust Modifications - 335i - Page 9 - E90Post - BMW 3-Series (E90 E92) Forum. E60, E61, E71, E82, E88, E89, E90, E91, E92, E93N54, N54T (DME MSD80, MSD81) l 2E68 - Knock sensor signal 1 andor. BMW 3-Series (E90 E92) Forum. 00 2002 Honda 0. com, 5Post. E81 E82. N54 in E92 M3. N54 Cylinder Layout. Water pump can be run with key in acc mode and push on the gas pedal for about 20 seconds. For the N54 335i 335xi. F40Model Year 2019 Previous Generations; F20 F21Model Year 2012 - 2018. While oil temps are a known issue on this platform (less so for the N55 than the N54), I feel like coolant temps have been largely neglected. l 2E69 - Knock sensor signal 2. BMW 3-Series (E90 E92) Forum. Join Date Dec 2009. E81 E82. BMW 3-Series (E90 E92) Forum > E90 E92 E93 3-series Powertrain and Drivetrain Discussions > N54 Turbo Engine Drivetrain Exhaust Modifications - 335i > Surging or oscillation at light throttle, low rpm. My buddy has an N54 from a 335i and I was considering swapping it into the 330i. BMW 3-Series (E90 E92) Forum. com, 5Post. For the N54 335i 335xi N54 Turbo Engine Drivetrain Exhaust Modifications - 335i - Page 5 - E90Post - BMW 3-Series (E90 E92) Forum. com, F30Post. Interesting news for the owners of 135i and 335i models, BMW will offer a performance upgrade for the N54 twin-turbo engine. com, 5Post. Interesting that Delphi coils are shrouded in a metal heat shield (which the Bosch design doesn&39;t have). F40Model Year 2019 Previous Generations; F20 F21Model Year 2012 - 2018. Bimmerpost Model Selection. Cotswold BMW do a discount for members of this forum. F40Model Year 2019 Previous Generations; F20 F21Model Year 2012 - 2018. 1 Jul 27, 2016 N54 Community, Most of my updates are posted in my build log but I figured this was interesting enough and deserved it&x27;s own thread. dickinson tx craigslist, govee t2 calibration
Page 395-N54 turbo tuning topics, including tuning of the 335i engine, drivetrain, downpipes and exhaust. . E90post forum n54
Location Misissauga, Ontario. Use this DIY to REMOVE SERPENTINE BELT 2. E81 E82. F40Model Year 2019 Previous Generations; F20 F21Model Year 2012 - 2018. Penthouse Letters Magazine can be read for free on websites such as Magzus and Magstack. Another great source for free Singer sewing machine manuals i. When the. E81 E82. (E90 E92) Forum > E90 E92 E93 3-series Powertrain and Drivetrain Discussions > N55 Turbo Engine Tuning and Exhaust Modifications - 335i Tuning > N55 with N54 Crank Swap. The 335is put down 293 hp and 343 lb-ft, beating every previous N54 we've tested by a big margin. Appreciate 0 Quote 12-29-2010, 0309 PM 13 WWM3. - Gallon of BMW antifreeze part11141467704. Castrol Edge Sport 0W40 is highly recommended. This chat platform made it possible for them to talk t. For the N54 335i 335xi. com, M3Post. N54 turbo tuning topics, including tuning of the 335i engine, drivetrain, downpipes and exhaust. , cylinders 1-3 or 4-6). The 1 million dollar question - why is 60-oil a recommended option for new M3's but not for the N54 I dont have the answer and this MAY be a sign that it will not. F40Model Year 2019 Previous Generations; F20 F21Model Year 2012 - 2018. Are you looking to sell your old appliances Perhaps youve upgraded your kitchen or laundry room and need to get rid of your old refrigerator, dishwasher, or washing machine. Welcome to BIMMERPOST, the ultimate BMW forum and community You will have to REGISTER before you can post click the register link above to proceed. 5-6k and the tq and HP NOSEDIVE. Turbocharging- The boost curve can hit early and built boost from 2000 rpm and up. com, ZPost. BMW 3-Series (E90 E92) Forum > BMW E90E92E93 3-series General Forums > General E90 Sedan E91 Wagon E92 Coupe E93 Cabrio > Is the N54 out of production. I was helping the previous owner sort out a clerical error with the title. &39;07 E92 335i 6MT. BMW 3-Series (E90 E92) Forum. Now I have two green plugs that does not match anything, I will probably need to redo them but. 2 Aug 10, 2015. Bimmerpost Model Selection. For the N54 335i 335xi. The press release was issued for the German market, but we expect similar news for the U. I have an e92 335i N5 2008 , currently sitting in 102000k miles. The 335is engine is, like the original N54, probably still underrated. Item Interest. Selena Gomez's Rare Impact Fund, MTVE, and the Biden-Harris administration team up to host the first live Mental Health Youth Action Forum on May 18. 2007 BlackBeige 335i Sedan N54 Build date 0107 (technically 1206) Will be swapping a GS6-53BZ from a 07 manual 335i with about 37K on the transmission. For the N54 335i 335xi. In the below US thread they seem to be sucking up Seafoam (Valve Cleaner) through the DV vacuum lines straight in to the. I wouldn't be surprised if the n54 could handle 900-915whp stock. Join Date Sep 2019. I'm researching on Z4s as a fun weekend car. N54 intermittent metallic ticking sound on idle. Jake currently owns two N54 powered BMW&x27;s - an E60 535i and E82 135i. KTC Tools - N54 Seal Puller and Pusher KTC Tools AMAZON Steps 1. Drives N54. BMW 1 Series Coupe Forum 1 Series Convertible Forum (1M tii 135i 128i Coupe Cabrio Hatchback) (BMW E82 E88 128i 130i 135i) > Technical Specific Topics > 135i Turbo Engine (N54 N55), Exhaust and Drivetrain Modifications Leak near oil. BMW 3-Series (E90 E92) Forum. More information available. I know this was posted on E90post, but for the sake of the addicts, I'll confirm it here. N54 turbo tuning topics, including tuning of the 335i engine, drivetrain, downpipes and exhaust. Looking for the torque specs for the engine motor mount brackets and the motor mounts themselves aswell. Appreciate 1. Hey everyone, I have a 2006 330i with a blown motor and as it sits Im not really sure what to do with the car. You can find used or aftermarket N54 intake manifolds for 150 to 200 all day long on eBay. Interesting that Delphi coils are shrouded in a metal heat shield (which the Bosch design doesn&39;t have). Join Date Apr 2011. iTrader (0) 335i N54 Engine Tuning Options for Dummies. com, M3Post. So, the part number is the same as for the 135's with the twin setup. Muffler delete catless dps sounds amazing on the n54, leave everything else in there. Replace Low pressure sensor (&163;150) 2. - You may want a new set of air intake manifold gaskets part11617547242. Bimmerpost Model Selection. N54 intermittent metallic ticking sound on idle. no convenient electrical outlet at my apartment complex so had to run a long extension cable. I know how to do this repair, but I always like to look at a DIY just to make sure. Looking for the torque specs for the engine motor mount brackets and the motor mounts themselves aswell. , cylinders 1-3 or 4-6). For the N54 335i 335xi N54 Turbo Engine Drivetrain Exhaust Modifications - 335i - Page 52 - E90Post - BMW 3-Series (E90 E92) Forum. For the N54 335i 335xi. DECOUPLING ELEMENT PART 13537564751. Obviously that is an impossibility and we should do our best to prevent any further misinformation from spreading. As the 2011 seems to have been a stepping stone to later N55 years maybe other connections are the same as the N54. Bimmerpost Model Selection. BMW 3-Series (E90 E92) Forum > BMW E90E92E93 3-series General Forums > Regional Forums > Australia > Building a N54 Walnut Blasting toolset Google Search Search Forums. I too spent quite a bit of time searching for a DIY here and on e90post. (you will notice I didn't put my jack there because my triangular brace was still in the way). Apparently the boost has been raised some more in order to obtain 400hp at the flywheel (before 360), torque has been raised to. 21, whilst Alpina use a 9. iTrader (0) 335i N54 Engine Tuning Options for Dummies. G42Model Year 2021 . Use a E8 Socket and about 2 long extensions should be Enough. Nobody has ever documented tearing. For the N54 335i 335xi. BMW 3-Series (E90 E92) Forum > E90 E92 E93 3-series Powertrain and Drivetrain Discussions > N54 Turbo Engine Drivetrain Exhaust Modifications - 335i > Journal N54 Total Engine Rebuild & Upgraded Internals. com, BIMMERPOST. Page 53-N54 turbo tuning topics, including tuning of the 335i engine, drivetrain, downpipes and exhaust. E81 E82. I'm running the N54 intake, but my N52 is in an E30 swap. Drives Alpine White M3 Sedan. For the N54 335i 335xi. I have posted this on other forums and finally had the chance to broadcast this on E90post. Jul 5, 2022 This near-flawless example of a N54 powered M Sport E60 sort of fell into my lap. Be careful not to damage the radiator Once you&39;ve completed the steps above there&39;ll be plenty of clearance to work on your seal. then click OK in INPA. E81 E82. E81 E82 E87 E88Model Year 2004 - 2011. For the N54 335i 335xi N54 Turbo Engine Drivetrain Exhaust Modifications - 335i - Page 12 - E90Post - BMW 3-Series (E90 E92) Forum. (E90 E92) Forum > E90 E92 E93 3-series Powertrain and Drivetrain Discussions > N54 Turbo Engine Drivetrain Exhaust Modifications - 335i > N54 HPFP and LPFP. F40Model Year 2019 Previous Generations; F20 F21Model Year 2012 - 2018. The N54 is notoriously troublesome in e90. F40Model Year 2019 Previous Generations; F20 F21Model Year 2012 - 2018. He said he doesnt know why more people arent pursuing this. com, 6Post. Indices Commodities Currencies Stocks. E81 E82. Valve Cover Oil Leak Carbon Build-up Vanos Solenoids (2A87 and 2A88) Water Pump Failure We will touch on all of these in-depth, focusing on the symptoms of each problem, the performance impact, and the repair options. Tried search but no luck. BMW 3-Series (E90 E92) Forum > E90 E92 E93 3-series Powertrain and Drivetrain Discussions > N54 Turbo Engine Drivetrain Exhaust Modifications - 335i > N54 Dyno Chart Compilation Google Search. First off I just want to say that this forum has an incredible amount of valuable information. BMW 3-Series (E90 E92) Forum. -The N54 turbos themselves arn&39;t a problem; Its the wastegate flapper armpin. For the N54 335i 335xi. . craigslist movers