N54 Turbo Engine / Drivetrain / Exhaust Modifications - 335i - E90Post

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	Rating Thread / Thread Starter	Last Post	Replies	Views
	Sticky: Has anyone contacted BMW regarding 29.2 and lag? ( 1 2 3 4 5 ... Last Page) oc24	03-11-2026 07:03 AM by Pseudo Nim	4,941	2,384,944
	Sticky: N54 Dyno Chart Compilation ( 1 2 3 4 5 ... Last Page) hun77777	12-05-2025 08:31 AM by Vegeta2SSJ4	776	916,375
	Sticky: Bavarian Tech Code List ( 1 2 3) Mr. 5	11-29-2025 03:58 AM by n54Ultra8k	47	238,251
	Sticky: N54 Public XDF Repository ( 1 2 3 4 5) WedgePerformance	10-03-2025 03:19 AM by Podunk	99	322,065
	Sticky: First Time Tuners Start Here** Official Misfire Thread\| Updated! ( 1 2 3 4 5 ... Last Page) Jeff@TopGearSolutions	05-14-2025 08:14 AM by SeanS97	345	590,896
	Sticky: The Basics of Tuning and Timing ( 1 2 3 4 5 ... Last Page) roninsoldier83	02-02-2025 04:40 AM by ruy23	253	437,509
	Sticky: Procede v5 User Maintained Owners Manual ( 1 2 3 4 5 ... Last Page) azwillnj	09-27-2024 11:38 AM by omni13	110	356,562
	Sticky: N54 Drag Times Compilation ( 1 2 3 4 5 ... Last Page) B00sted335BMW	11-27-2023 05:55 AM by flipmode	843	668,245
	Sticky: Aftermarket Exhaust Clips / Videos thread for 335i and 335d ( 1 2 3 4 5 ... Last Page) Mark	01-11-2023 12:42 PM by iqraceworks	189	498,599
	Sticky: 2007 Engine Tech: How the N54 works (must read!!!) ( 1 2 3 4 5 ... Last Page) ksfrogman	03-11-2022 03:05 PM by muddog	148	595,826
	Sticky: Official Performance Mod List for 335i ( 1 2 3 4 5 ... Last Page) imaznumkay	02-03-2022 02:05 PM by happiest	214	562,574
	Sticky: N54 Tune Comparison Chart (Detailed) ( 1 2 3 4 5 ... Last Page) AltecBX	12-27-2021 07:04 PM by E90N54_	382	1,475,936
	Sticky: photos of the HPFP from BMW AG engine model... ( 1 2 3) Dackelone	12-20-2019 04:06 PM by Dackelone	49	164,279
	Sticky: N54 MHI Turbo Data ( 1 2 3 4 5 ... Last Page) DMETune	09-03-2019 10:57 PM by bwhipp	111	345,032
	Sticky: Official e90post 60-130 Times List! ( 1 2 3 4 5 ... Last Page) Mr. 5	02-24-2014 02:48 PM by Mr. 5	305	458,345

	Need help with surging ( 1 2) 335xiE90	Yesterday 10:23 AM by 335xiE90	35	24,266
	XDR Blow Off Valve Adjustment TunafishE93	Yesterday 08:23 AM by oVeRdOsE.	15	969
	n54 white smoke issue SOLVED!! Armyflyguy	Yesterday 04:28 AM by Aode06	7	25,653
	335i N54 cyl 3 & 4 misfire Onizer	04-24-2026 06:12 AM by Onizer	6	21,315
	Chicagoland Area Shops Badger3S	04-23-2026 03:27 PM by Badger3S	2	273
	E36 N54 Swap No Boost, No 30FF Code ( 1 2) Garageaholic	04-22-2026 11:51 PM by Beemernoob92	22	3,982
	Help need, n54 cyc 1 and 2 misfire, fuel smells, fuel smoking, Fan speed on issyh790	04-22-2026 10:09 AM by issyh790	0	65
	N54 LPFP psi drop at WOT cway	04-22-2026 09:34 AM by cway	4	124
	failed rod bearing? hailed_335	04-17-2026 02:41 PM by Gizm0	8	4,427
	What the helly? whyzee125	04-17-2026 02:17 PM by whyzee125	5	217
	Built an iOS app specifically for 335i owners — looking for beta testers [N54/N55] NeuroDrive	04-17-2026 09:50 AM by zero2sixtyZ	8	35,125
	code 2D5F (Reset) rismo	04-13-2026 09:09 PM by headsup7up	10	11,607
	Oil in intake tract lowrydr310	04-11-2026 11:04 AM by Rob@RB	3	631
	Cheap Diverter Valve option ( 1 2 3) vinny335xi	04-10-2026 12:50 AM by titan.n54	54	16,327
	335i N54 surging idle, reduced power, dsc malfunction ( 1 2 3) FirstBMWLA	04-09-2026 06:37 AM by michaelbotica	61	39,466
	RB spun @ 49k chatcher	04-09-2026 06:13 AM by onebluemcm	4	600
	Lean condition troubleshooting, help! ICARUS54	04-07-2026 09:19 PM by TunafishE93	2	478
	N54 335is misfire tsk	04-06-2026 03:13 PM by tsk	3	550
	[Help] Timing Corrections on E93 335i (N54) ( 1 2) eluzbet	04-05-2026 09:59 PM by zxing	25	35,510
	N54 Wastegate Rattle on brand new turbos N54lover12345	04-05-2026 05:03 PM by TunafishE93	5	1,283
	Turbosmart Dual Port ( 1 2) D_Smiderreen	04-04-2026 11:26 AM by E92ccv	39	19,832
	need help find the correct pin antt	04-01-2026 03:14 PM by antt	0	32,448
	Mhd timing corrections ( 1 2) mrsmoke515	04-01-2026 09:54 AM by TunafishE93	23	23,155
	Rebuilt N54 Injectors "Not Chinese Junk" ( 1 2) Rule1977	04-01-2026 03:40 AM by rif75	26	32,883
	Radiator fan issues cway	04-01-2026 01:21 AM by GoRomeo	1	19,926
	N54 Fuel Mixture Codes - 29e0, 29e1 pham	03-31-2026 03:49 PM by pham	15	35,907
	N54 aftermarket injector speeedfire	03-29-2026 05:32 PM by Cannonfodda101	6	20,316
	335xi struggling to find gears after catless downpipes zenh	03-29-2026 12:01 PM by zenh	2	20,236
	Vargas DI Delete Kit Yotaismygame	03-28-2026 03:28 PM by TunafishE93	17	28,561
	Morison engine block filler scymatical	03-28-2026 12:07 PM by oVeRdOsE.	2	20,143
	2008 335i build questions hozzyxnc	03-27-2026 04:50 PM by hozzyxnc	0	19,905
	New turbos JoshE90	03-26-2026 09:06 AM by onebluemcm	11	26,182
	How cooked am I? Maarnu_	03-26-2026 04:47 AM by Maarnu_	4	20,066
	Mhd connection issue KaleH	03-26-2026 02:25 AM by HighLifeKJ	2	20,346
	Catch can not collecting oil oZades	03-24-2026 12:29 PM by onebluemcm	8	23,524
	N54 335i Cylinder 3 Misfire Diagnosis magsmagsmags	03-22-2026 10:23 PM by gogaalt	19	28,938

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