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	91,858
	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 Sapper	125	159,172
	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	256,044
	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	233,420
	Sticky: calling all 6MT SSK guys... ( 1 2 3 4 5) Dackelone	09-08-2022 09:58 PM by Cadubya	104	118,616
	Sticky: fluid change 135i dct transmission, pentosin vs ravenol ( 1 2) Alcor	01-29-2022 08:13 PM by ryokeley12	32	63,448
	Sticky: N55 Engine Full Technical Info and Service Information Manual Jason	01-28-2022 08:23 AM by Veriz	16	59,495
	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	268,592
	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	121,295
	Sticky: photos of the HPFP from BMW AG engine model... ( 1 2) Dackelone	06-19-2021 10:25 AM by mistacarder	38	43,538
	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	373,614
	Sticky: UUC magnetic oil drain plug... ( 1 2 3 4 5) Dackelone	08-19-2019 07:42 PM by Dackelone	94	113,583
	Sticky: DCT delay fixed ( 1 2 3 4 5 ... Last Page) elzorro4	05-28-2019 10:22 PM by SoFloE82	112	126,139
	Sticky: 135i: ZF or Getrag auto transmission? ( 1 2 3) winthorp	04-21-2018 06:03 PM by ShocknAwe	47	76,001
	Sticky: 2007 Engine Tech: How the N54 turbo engine works (must read!!!) ( 1 2) Harold	03-02-2015 06:21 PM by thekanezzi	35	138,281
	Sticky: More N55 info ( 1 2 3 4 5 ... Last Page) scs	04-03-2014 05:38 PM by bradleyland	171	274,434
	Sticky: Useful Warranty Information.(A must read if you have mods) ( 1 2) Riss Racing	02-25-2014 08:33 PM by johngrossi	42	96,327
	Sticky: N54 Technical Service Bulletins mikeo	11-05-2008 02:28 PM by mikeo	2	55,397
	Sticky: NHTSA High Pressure Fuel Pump Investigation atr_hugo	08-05-2008 07:06 AM by atr_hugo	0	44,210

	125i to 135i? jamiewalkaa	Yesterday 01:59 PM by kashikoi	14	109
	Differential Compatibility pyshin	Yesterday 10:45 AM by pyshin	0	23
	Replace rear main seal while doing clutch? NickD	03-13-2026 07:16 PM by kashikoi	3	28
	Replacement Motor Jomammaa	03-10-2026 04:10 PM by blackops23	3	240
	Motion Raceworks Catch Can(N54) JSF1	03-10-2026 05:23 AM by JSF1	0	31
	Low Oil Pressure Alert and Oil Control Valve code 3408 Kartpilot	03-08-2026 07:53 PM by jjmmarr	4	1,573
	Vanos 0x2E0F too frequent adjustment error timchump	03-07-2026 02:26 AM by timchump	0	48
	Cracked intake tubing khastopher	03-03-2026 11:30 PM by grywng	3	170
	N55 Clutch/Flywheel opinions NickD	03-03-2026 07:24 AM by moose09876	1	74
	Racing Dynamics Short Shifter N55 NickD	03-02-2026 02:43 PM by NickD	0	62
	N54 making 0 boost after vaccum lines, solenoid, and CP e82.real	03-01-2026 11:20 PM by e82.real	0	48
	2BC0 error keeps coming back Ronaldk82	03-01-2026 01:46 PM by az335imsport	2	3,039
	Battery replacement isn't cheap ( 1 2) Adam135	02-28-2026 12:15 PM by GoRomeo	31	35,430
	S55 Oil Pan Swap - Power Steering Pump Brackets uhhh_maks	02-25-2026 08:58 PM by uhhh_maks	11	727
	Radiator fan going full speed + poor power, could it be a bad battery problem ? ( 1 2) studio54	02-25-2026 11:18 AM by GoRomeo	34	16,926
	Could use help with n54 rear inlet install - actuator question edisapimp	02-21-2026 09:06 AM by edisapimp	1	92
	Is it possble to use the GS6-53BZ (n54 trans) on a N55? cficare68	02-18-2026 07:36 AM by Keviendo	17	12,007
	Rattle/Scratching noise from the Transmission(Updated with video) Solo_M_Tech	02-18-2026 05:15 AM by moose09876	20	8,277
	Semi S55 oil pump upgrade deyrag	02-06-2026 04:10 PM by Creations_cult	1	196
	N55 135i all warning lights, no tach, nothing E13	02-05-2026 01:06 AM by GoRomeo	2	102
	gs6-45bz Rebuild Help khuang0925	02-02-2026 04:28 AM by al_v	12	1,219
	n54 2009 135i vanos help please ! maj0r	01-30-2026 02:40 AM by Elven	9	5,475
	"160i" 6.0l Motor Swap Build - @ls1series ( 1 2 3 4 5) highbrowed	01-25-2026 01:20 PM by e80two	104	53,543
	Successful F8x M3/4 6MT retrofit e80two	01-25-2026 09:22 AM by moose09876	5	1,229
	OEM manual shifter alternatives for N54 135i lucadenhez	01-25-2026 07:11 AM by moose09876	2	222
	e88 n55 dct xhp creep modes mwpa71	01-22-2026 11:06 AM by MParallel	8	4,114
	help with datalog Cannonfodda101	01-11-2026 04:35 PM by Cannonfodda101	4	360
	XHP DCT Flash released ( 1 2 3 4 5) ghost135i	01-08-2026 09:41 PM by powerbait	101	33,088
	N55 Power options 2025 Logsn	01-03-2026 11:05 PM by mySlow1	6	604
	What's this crackly static noise? grywng	01-02-2026 07:37 PM by grywng	2	141
	Radium Oil Catch Can Not Fitting Correctly... Chris97277	01-01-2026 08:02 PM by iDontRemember	2	294
	Belt ripped apart the engine harness...total loss?? gingy_135i	12-18-2025 12:50 PM by deyrag	12	1,694
	Arguably the best midpipe, the Maddad, is back from the dead for one group buy! Bullitt	12-09-2025 12:05 AM by Bullitt	10	1,152
	My car is in limp mode 2a85 code/3100 code MA135is	12-06-2025 04:46 PM by GoRomeo	4	1,646
	N54/Early N55 HPFP Rebuild and E85 Upgrade konstat	12-06-2025 03:49 PM by konstat	0	284
	Under boosting turbo03	12-04-2025 02:59 PM by konstat	1	953

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