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 07:59 PM by homewrecker07	89	86,345
	Sticky: Anyone know what the inside of the PE muffler looks like? ( 1 2 3 4 5 ... Last Page) e36addict	06-22-2023 10:38 PM by Kheadley	125	153,633
	Sticky: Warning to those post 03/08 build 135i owners wanting to tune ( 1 2 3 4 5 ... Last Page) mikeo	04-15-2023 05:40 PM by Pot_Pie_35i	190	251,413
	Sticky: DIY installing N55 mid pipes on a N54... ( 1 2 3 4 5 ... Last Page) Dackelone	09-16-2022 12:46 AM by uzone02	163	224,179
	Sticky: calling all 6MT SSK guys... ( 1 2 3 4 5) Dackelone	09-08-2022 09:58 PM by Cadubya	104	114,256
	Sticky: fluid change 135i dct transmission, pentosin vs ravenol ( 1 2) Alcor	01-29-2022 08:13 PM by ryokeley12	32	60,812
	Sticky: N55 Engine Full Technical Info and Service Information Manual Jason	01-28-2022 08:23 AM by Veriz	16	57,755
	Sticky: Updated DME software and got fun noises.. ( 1 2 3 4 5 ... Last Page) e36addict	12-09-2021 11:59 AM by Joe@TopGearSolutions	376	263,471
	Sticky: New CEL and Engine Malfunction... This car will be the death of me ( 1 2 3 4) Matticus91	09-28-2021 12:58 PM by Tallicia	78	117,249
	Sticky: photos of the HPFP from BMW AG engine model... ( 1 2) Dackelone	06-19-2021 10:25 AM by mistacarder	38	41,453
	Sticky: Official 135i Exhaust Sound Clip Thread ( 1 2 3 4 5 ... Last Page) NY SLC 93	06-16-2020 09:30 PM by b3turbo	500	368,149
	Sticky: UUC magnetic oil drain plug... ( 1 2 3 4 5) Dackelone	08-19-2019 07:42 PM by Dackelone	94	109,614
	Sticky: DCT delay fixed ( 1 2 3 4 5 ... Last Page) elzorro4	05-28-2019 10:22 PM by SoFloE82	112	121,396
	Sticky: 135i: ZF or Getrag auto transmission? ( 1 2 3) winthorp	04-21-2018 06:03 PM by ShocknAwe	47	72,737
	Sticky: 2007 Engine Tech: How the N54 turbo engine works (must read!!!) ( 1 2) Harold	03-02-2015 06:21 PM by thekanezzi	35	134,810
	Sticky: More N55 info ( 1 2 3 4 5 ... Last Page) scs	04-03-2014 05:38 PM by bradleyland	171	269,939
	Sticky: Useful Warranty Information.(A must read if you have mods) ( 1 2) Riss Racing	02-25-2014 08:33 PM by johngrossi	42	90,745
	Sticky: N54 Technical Service Bulletins mikeo	11-05-2008 02:28 PM by mikeo	2	54,066
	Sticky: NHTSA High Pressure Fuel Pump Investigation atr_hugo	08-05-2008 07:06 AM by atr_hugo	0	42,914

	Msd80 to Msd81 DME upgrade problem haitam	Yesterday 02:14 AM by haitam	3	53
	Anyone have directions / video for replacing Turbo Inlet Pipe on N55? carcar123454321	06-30-2025 02:24 PM by wheela	2	36
	Coolant Leak - where is this coming from? ( 1 2) carcar123454321	06-30-2025 02:14 PM by wheela	22	6,407
	Injector bucket bolt torque? Sebky	06-28-2025 08:14 PM by Sebky	0	20
	Clutch Questions (Single Mass Flywheel) mg71	06-28-2025 01:51 PM by carcar123454321	8	237
	Exhuast clamp keeps getting knocked off.. do I need it? jamiewalkaa	06-19-2025 04:45 PM by jamiewalkaa	6	105
	Idle Surge When A/C Is On.... colt9987	06-16-2025 03:51 PM by That1Guy_E82	5	2,332
	2F30: Charge Air Temperature Sensor 135_problemsss	06-13-2025 08:37 AM by 135_problemsss	0	41
	My clutch install sucks! i hate my SMF V8<turbo4	06-09-2025 07:45 AM by moose09876	15	5,928
	Check Engine Light- Camshaft installation faulty rapoot6	06-05-2025 05:56 PM by KaneOG	8	10,391
	Meth injection questions E13	06-04-2025 03:31 PM by E13	7	98
	Squeal on deceleration dfox	06-01-2025 09:37 PM by E13	5	1,390
	N55 with DCT RPMs fluctiation with AC On Finally Resolved! ( 1 2 3 4) Ganque	05-31-2025 04:54 PM by Gableguy	71	38,142
	135i Y pipe res delete? jamiewalkaa	05-30-2025 02:23 AM by jamiewalkaa	0	47
	HELP! Pulling my few remaining hairs out. N54 - 30BB SOLVED swellengear	05-26-2025 02:06 PM by Taffey335	5	2,705
	New Eccentric Shaft Actuator makes clicking noise bigmacbaconator	05-20-2025 11:29 PM by bigmacbaconator	0	59
	Valvetronic Issues Heintze33	05-14-2025 12:11 PM by OrangeE88	13	15,101
	Exhuast problem. jamiewalkaa	05-13-2025 07:10 PM by jamiewalkaa	7	103
	How To Fix Ovaled/Loose Injector Bore (No More N54 Misfires!) suspenceful	05-13-2025 10:33 AM by friedymeister	3	7,637
	Lean n54 over 5K rpm Basil335i	05-12-2025 09:40 PM by Basil335i	4	55
	Quad exhaust ideas Kheadley	05-08-2025 05:27 PM by Kheadley	4	150
	VAC oil baffle for N55, anyone who actually tested and monitored it? Hsp	05-08-2025 01:31 PM by NickD	5	4,915
	Error 315A E13	05-07-2025 06:42 PM by E13	1	514
	Odd Humming Noise Gras209	05-06-2025 09:30 PM by Gras209	0	43
	New E82 Owner looking for advice rcmfN55	05-05-2025 12:35 PM by ShocknAwe	3	803
	1M N54 misfires on Cylinder 1 sublimeguy	05-04-2025 10:35 PM by GetShifty	2	862
	n54 muffler delete and catless downpipes...too loud? edavid_92	05-03-2025 06:17 PM by GetShifty	17	11,327
	JB4 Help 09N54Spacegrey	05-03-2025 01:37 PM by 09N54Spacegrey	0	36
	Jb4 help 09N54Spacegrey	05-03-2025 08:43 AM by 09N54Spacegrey	0	34
	a lot of problems with JB4 settings galifardo1971	05-03-2025 08:42 AM by 09N54Spacegrey	13	3,530
	Hydra Performance overdrive kit Afam28	05-02-2025 05:23 PM by ShocknAwe	12	2,351
	downpipe recommendations logansov	04-30-2025 11:32 AM by logansov	0	66
	O2 sensor spacer question E13	04-29-2025 01:27 PM by E13	0	55
	ECS Tuning valve cover & VTT N55 to B58 swap - fault code overload mfmac	04-18-2025 09:56 PM by wheela	11	283
	2011 135i troubles mfmac	04-15-2025 06:23 PM by mfmac	20	3,335
	Engine squeaking? Now grinding? mprotacio	04-13-2025 07:20 AM by moose09876	2	526

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