135i Turbo Engine (N54 / N55), Exhaust and Drivetrain Modifications - BMW 1 Series Coupe Forum / 1 Series Convertible Forum (1M / tii / 135i / 128i / Coupe / Cabrio / Hatchback) (BMW E82 E88 128i 130i 135i)

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135i Turbo Engine (N54 / N55), Exhaust and Drivetrain Modifications

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	Rating Thread / Thread Starter	Last Post	Replies	Views
	Sticky: My DCT lag, idle issue, and lurching problems. ( 1 2 3 4 5) zx10guy	12-04-2024 08:59 PM by homewrecker07	89	88,877
	Sticky: Anyone know what the inside of the PE muffler looks like? ( 1 2 3 4 5 ... Last Page) e36addict	06-22-2023 11:38 PM by Sapper	125	156,167
	Sticky: Warning to those post 03/08 build 135i owners wanting to tune ( 1 2 3 4 5 ... Last Page) mikeo	04-15-2023 06:40 PM by Pot_Pie_35i	190	253,513
	Sticky: DIY installing N55 mid pipes on a N54... ( 1 2 3 4 5 ... Last Page) Dackelone	09-16-2022 01:46 AM by uzone02	163	228,522
	Sticky: calling all 6MT SSK guys... ( 1 2 3 4 5) Dackelone	09-08-2022 10:58 PM by Cadubya	104	115,998
	Sticky: fluid change 135i dct transmission, pentosin vs ravenol ( 1 2) Alcor	01-29-2022 09:13 PM by ryokeley12	32	62,077
	Sticky: N55 Engine Full Technical Info and Service Information Manual Jason	01-28-2022 09:23 AM by Veriz	16	58,647
	Sticky: Updated DME software and got fun noises.. ( 1 2 3 4 5 ... Last Page) e36addict	12-09-2021 12:59 PM by Joe@TopGearSolutions	376	265,585
	Sticky: New CEL and Engine Malfunction... This car will be the death of me ( 1 2 3 4) Matticus91	09-28-2021 01:58 PM by Tallicia	78	119,103
	Sticky: photos of the HPFP from BMW AG engine model... ( 1 2) Dackelone	06-19-2021 11:25 AM by mistacarder	38	42,469
	Sticky: Official 135i Exhaust Sound Clip Thread ( 1 2 3 4 5 ... Last Page) NY SLC 93	06-16-2020 10:30 PM by b3turbo	500	370,445
	Sticky: UUC magnetic oil drain plug... ( 1 2 3 4 5) Dackelone	08-19-2019 08:42 PM by Dackelone	94	111,457
	Sticky: DCT delay fixed ( 1 2 3 4 5 ... Last Page) elzorro4	05-28-2019 11:22 PM by SoFloE82	112	123,564
	Sticky: 135i: ZF or Getrag auto transmission? ( 1 2 3) winthorp	04-21-2018 07:03 PM by ShocknAwe	47	74,167
	Sticky: 2007 Engine Tech: How the N54 turbo engine works (must read!!!) ( 1 2) Harold	03-02-2015 07:21 PM by thekanezzi	35	136,646
	Sticky: More N55 info ( 1 2 3 4 5 ... Last Page) scs	04-03-2014 06:38 PM by bradleyland	171	271,844
	Sticky: Useful Warranty Information.(A must read if you have mods) ( 1 2) Riss Racing	02-25-2014 09:33 PM by johngrossi	42	92,948
	Sticky: N54 Technical Service Bulletins mikeo	11-05-2008 03:28 PM by mikeo	2	54,729
	Sticky: NHTSA High Pressure Fuel Pump Investigation atr_hugo	08-05-2008 08:06 AM by atr_hugo	0	43,538

	Coolant temp and thermostat codes ( 1 2) AndyW	11-03-2025 10:03 PM by N55wolf	41	16,634
	My car is in limp mode 2a85 code/3100 code MA135is	11-03-2025 06:10 PM by ShocknAwe	3	1,246
	Fuel level sensor - Precision Raceworks stage 2 LPFP Brandon_2011_135i	11-02-2025 05:38 PM by ShocknAwe	1	28
	Belt ripped apart the engine harness...total loss?? gingy_135i	11-02-2025 08:34 AM by konstat	9	1,145
	Brand new OEM n55 valve cover cracked E13	11-01-2025 01:53 PM by E13	0	32
	Arguably the best midpipe, the Maddad, is back from the dead for one group buy! Bullitt	10-27-2025 04:28 PM by Bullitt	4	456
	M235i swap into 135i 1slon55	10-27-2025 10:49 AM by 1slon55	0	122
	Replaced my 135is flywheel with a M4 Flywheel Andrewbens	10-26-2025 01:17 PM by ferocity02	5	3,518
	Weird buzzing noise at idle (n55 pwg) e82hud	10-24-2025 01:11 PM by e82hud	0	96
	Rear Differential Bearing Carrier Plastic Broken TridenTBoy	10-24-2025 08:09 AM by moose09876	4	123
	AC compressor has "come apart" licwid	10-23-2025 10:35 PM by Knifec	6	3,085
	bleeding the clutch after CDV replacement ( 1 2) twenzel	10-22-2025 07:34 PM by grywng	34	13,630
	gs6-45bz Rebuild Help khuang0925	10-22-2025 11:55 AM by e80two	11	271
	N55 MHD Stage 1 Intercooler Pipes Keep Popping Off e82ghost	10-19-2025 04:43 AM by e82ghost	5	2,453
	BSD Buss Error - Usual steps aren't working :( cprovenzo	10-18-2025 08:16 AM by ShocknAwe	1	127
	135i n54 misfire 09N54Spacegrey	10-16-2025 08:12 PM by 09N54Spacegrey	7	390
	2012 bmw 135i loud knocking on startup Harise92	10-16-2025 06:30 PM by Harise92	0	125
	M-Factory 3.46 LSD swap smol135	10-15-2025 02:06 PM by moose09876	1	132
	Searching for a e82 135i m performace exhaust bastiaanv	10-15-2025 09:08 AM by bastiaanv	0	124
	Installing a Manual N54 Transmission (GS6-53BZ) in a N55 cficare68	10-13-2025 08:15 AM by moose09876	12	16,271
	E82 N54 6sp Manual (GS6-53BZ) Gearbox swap to a F20 N55 M135i heple	10-12-2025 11:37 PM by 13A1AH	3	2,050
	Manual Trans Swap - N54 Engine & N55 Transmission Lenk42602	10-12-2025 11:37 PM by 13A1AH	21	12,298
	Is it possble to use the GS6-53BZ (n54 trans) on a N55? cficare68	10-12-2025 11:37 PM by 13A1AH	14	11,209
	N54 Water pump running on unlock ef2	10-11-2025 04:18 AM by JOENRV	5	1,200
	New tune -> limp mode (2C58,2C86,2C7F) admd14	10-06-2025 12:30 PM by Cobra1956	4	2,439
	Misfire and IAT error E13	10-04-2025 12:50 AM by GoRomeo	4	147
	Charcoal Canister Relocation guide? Sapper	10-02-2025 01:50 PM by Sapper	0	117
	Fuse 11 blowing after valve cover replacement. Any ideas? drover135	09-25-2025 12:31 PM by drover135	3	904
	Fuel pump options for pre 2013 n55 E13	09-23-2025 03:48 PM by ShocknAwe	8	4,751
	Etek Tuning Wavetrac LSD Service for 135i 6MT zkcampbell	09-20-2025 11:06 PM by ml26	1	626
	Overboost Issue & Throttle Pullback on BMW 135i E82 N54 Felix135i	09-09-2025 12:16 AM by Felix135i	2	5,234
	Rough idle and 17 error codes E13	09-03-2025 05:23 PM by E13	3	1,892
	N54 misfire only under load (cylinder 4) even after tune — what’s the most common cause? lobsterrr	09-02-2025 09:47 PM by wheela	6	772
	Stuck Engine Mount NickD	08-26-2025 08:49 PM by NickD	1	603
	MFactory LSD with 3.46 final drive review ( 1 2) Obi Wong Kenobi	08-22-2025 03:16 PM by ShocknAwe	40	30,708
	Vargas outlets on rhd? Cannonfodda101	08-22-2025 12:33 AM by Cannonfodda101	0	562

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