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e46 Coding/Tuning

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e46 Forced Induction

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by bmwfnatic

Yesterday, 01:01 AM

Group Buys

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by 9kracing

07-08-2026, 08:00 PM

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Topics	Statistics	Last Post
Sticky: Dumb Question Thread - No Flaming Allowed by IamFODI Started by IamFODI, 09-12-2020, 08:07 AM	2,756 responses 66,784 views 1 like	Last Post by PSUEng Yesterday, 02:37 PM
Sticky: e46 M3 Community-designed CAD files Master List by karter16 Started by karter16, 07-12-2024, 12:58 PM	111 responses 7,605 views 12 likes	Last Post by Ramage 08-10-2026, 10:23 AM
Sticky: S54 Dyno Database by stash1 Started by stash1, 03-24-2020, 10:51 AM	550 responses 42,242 views 0 likes	Last Post by bigjae46 08-08-2026, 07:00 AM
Sticky: Welcome! Read this first by Obioban Started by Obioban, 03-19-2020, 12:18 PM	197 responses 7,590 views 29 likes	Last Post by IamFODI 05-28-2026, 12:55 AM
Sticky: e46 M3 Tire Sizing Thread by liam821 Started by liam821, 03-20-2020, 12:32 PM	92 responses 21,042 views 3 likes	Last Post by Paulo337 05-09-2026, 03:43 PM
Sticky: e46 M3 Press/Media by Obioban Started by Obioban, 03-20-2020, 09:13 AM	123 responses 8,274 views 1 like	Last Post by Slideways 03-09-2026, 07:11 PM
Sticky: e46 M3 maintenance/lockdown thread by Obioban Started by Obioban, 04-08-2020, 09:13 AM	27 responses 13,399 views 3 likes	Last Post by e46life 10-31-2025, 11:48 AM
Sticky: DIYs by Obioban Started by Obioban, 03-26-2020, 06:57 AM	63 responses 12,806 views 5 likes	Last Post by Mystic03 10-27-2025, 05:00 AM
Sticky: e46 M3 torque spec thread-- every bolt on the car on diagrams by Obioban Started by Obioban, 03-20-2020, 08:56 AM	90 responses 25,394 views 10 likes	Last Post by elborikua 10-10-2025, 05:22 AM
Debate on header to exhaust port torque values? by Maxhouse97 Started by Maxhouse97, 07-20-2025, 03:57 AM	8 responses 320 views 0 likes	Last Post by Cubieman 07-22-2025, 11:10 AM
Two of these are not like the others - #5 Rod Bearings Spun by Ramage Started by Ramage, 05-31-2025, 08:54 PM	17 responses 706 views 4 likes	Last Post by Slideways 07-22-2025, 09:12 AM
E85 people is this type of sludge a concern? by nextelbuddy Started by nextelbuddy, 07-21-2025, 01:39 PM	2 responses 309 views 1 like	Last Post by bigjae46 07-22-2025, 04:21 AM
S54 Cylinder Head Valve Train .... Stuff by JakeM346 Started by JakeM346, 03-04-2025, 03:32 AM	10 responses 582 views 7 likes	Last Post by Gt4 07-22-2025, 03:00 AM
Anyone know where I can source an Air Shut Off Valve? by amiao Started by amiao, 07-21-2025, 02:58 PM	5 responses 133 views 0 likes	Last Post by amiao 07-21-2025, 09:03 PM
Vacuum Port ? by BL92 Started by BL92, 07-19-2025, 03:18 AM	1 response 66 views 0 likes	Last Post by Ramps 07-21-2025, 04:20 PM
AiM Dash Display install by Altaran Started by Altaran, 05-03-2024, 02:37 PM	77 responses 3,262 views 1 like	Last Post by Altaran 07-21-2025, 04:00 PM
Transmission Fluid Temp? by eacmen Started by eacmen, 07-17-2025, 11:44 AM	6 responses 171 views 0 likes	Last Post by BCEXP 07-21-2025, 11:53 AM
V2 Diff rebuild + Gear Ratio Swap (4.10) by maupineda Started by maupineda, 04-07-2024, 09:37 PM	150 responses 4,011 views 4 likes	Last Post by bigjae46 07-21-2025, 04:42 AM
Anyone have a constant pressure valve tool? by Maxhouse97 Started by Maxhouse97, 07-13-2025, 05:43 AM	7 responses 203 views 0 likes	Last Post by Maxhouse97 07-19-2025, 09:02 AM
Mysterious clips by Lv.e46 Started by Lv.e46, 07-17-2025, 05:12 PM	4 responses 149 views 0 likes	Last Post by heinzboehmer 07-18-2025, 10:14 AM
Rare shadow line trim piece for M3 by Lv.e46 Started by Lv.e46, 07-08-2025, 10:28 AM	7 responses 432 views 0 likes	Last Post by amiao 07-18-2025, 09:21 AM
“Regular” insurance company reviews…? by Nate047 Started by Nate047, 06-16-2025, 05:20 PM	12 responses 320 views 0 likes	Last Post by bigjae46 07-18-2025, 08:21 AM
M Mobility Kit - Foil thingy by ac427 Started by ac427, 07-18-2025, 04:14 AM	0 responses 75 views 0 likes	Last Post by ac427 07-18-2025, 04:14 AM
712 rack by noaharchuleta Started by noaharchuleta, 07-17-2025, 09:06 PM	1 response 101 views 0 likes	Last Post by liam821 07-18-2025, 01:06 AM
CSL Specific Out Door Car Cover by 0-60motorsports Started by 0-60motorsports, 07-15-2025, 12:00 AM	18 responses 376 views 0 likes	Last Post by Heirforce1 07-17-2025, 12:12 PM
Anyone ever attend OFast? by D-O Started by D-O, 07-13-2025, 01:40 PM	7 responses 167 views 0 likes	Last Post by bigjae46 07-17-2025, 06:18 AM
Trunk interior paint suggestions by divedoc Started by divedoc, 07-06-2024, 10:02 AM	7 responses 556 views 1 like	Last Post by BL92 07-17-2025, 03:58 AM
Reputable BMW shops near me (Monterey County,CA) by MotorSportThree Started by MotorSportThree, 07-16-2025, 09:44 PM	0 responses 36 views 0 likes	Last Post by MotorSportThree 07-16-2025, 09:44 PM
New brake disc - worried about run out? by Maxhouse97 Started by Maxhouse97, 07-13-2025, 12:36 PM	8 responses 179 views 0 likes	Last Post by digger 07-15-2025, 08:22 PM
What does this mean? by Kwaila Started by Kwaila, 06-23-2025, 04:45 PM	6 responses 223 views 0 likes	Last Post by Kwaila 07-15-2025, 07:43 AM
Welcome to the classic catalog by Obioban Started by Obioban, 06-05-2025, 12:14 PM	84 responses 2,724 views 0 likes	Last Post by BCEXP 07-14-2025, 10:28 AM
Solid Subframe Bushing, OEM Diff - NVH by Carbonvert Started by Carbonvert, 05-14-2025, 06:19 AM	16 responses 559 views 1 like	Last Post by jpiazzam3 07-13-2025, 09:06 PM
Usable pump disc? by chris719 Started by chris719, 07-12-2025, 11:02 PM	4 responses 134 views 0 likes	Last Post by chris719 07-13-2025, 04:34 PM
Intermittent speaker cut out/homelink/radar by Chas3n Started by Chas3n, 07-12-2025, 06:16 AM	0 responses 40 views 0 likes	Last Post by Chas3n 07-12-2025, 06:16 AM
4.10 gears by x Spades x Started by x Spades x, 07-08-2025, 09:02 PM	16 responses 335 views 0 likes	Last Post by oceansize 07-10-2025, 07:26 AM
Are the CSL roof rails NLA? by x Spades x Started by x Spades x, 06-24-2025, 11:04 AM	27 responses 615 views 0 likes	Last Post by 0-60motorsports 07-09-2025, 09:00 PM
Did you buy a E46 ZCP front left rotor from FCPeuro in 2024? (BMW-34112282445) by ///Marecki Started by ///Marecki, 06-22-2025, 09:56 AM	19 responses 615 views 2 likes	Last Post by ///Marecki 07-09-2025, 03:30 PM
Anyone interested in Liftbars? by jpy1980 Started by jpy1980, 07-01-2025, 07:18 AM	10 responses 352 views 1 like	Last Post by jpy1980 07-09-2025, 09:44 AM
Fuel injector to cylinder fitting by ac427 Started by ac427, 07-09-2025, 05:46 AM	3 responses 78 views 0 likes	Last Post by Obioban 07-09-2025, 07:17 AM
Original Scorza CSL trunk by x Spades x Started by x Spades x, 06-23-2025, 07:33 PM	6 responses 351 views 0 likes	Last Post by Cronenberged 07-08-2025, 06:12 PM
Inner taillight screw part number by andrewlobel Started by andrewlobel, 07-07-2025, 11:12 AM	3 responses 119 views 0 likes	Last Post by bran.stum 07-08-2025, 12:49 PM
Who needed the front bumper suction cups? by bigjae46 Started by bigjae46, 07-08-2025, 08:07 AM	2 responses 138 views 0 likes	Last Post by bigjae46 07-08-2025, 10:13 AM
Anyone know what this new tapping sound could be? by Brokenline Started by Brokenline, 07-01-2025, 07:00 PM	13 responses 293 views 0 likes	Last Post by E11even 07-07-2025, 04:01 PM
Oil change by Mystic3 Started by Mystic3, 09-25-2023, 02:51 PM	57 responses 1,522 views 0 likes	Last Post by mpower22 07-07-2025, 03:20 PM
Torque Spec for Trans Repair Kit Locking by Ros3 Started by Ros3, 06-13-2025, 09:00 AM	5 responses 143 views 0 likes	Last Post by sapote 07-07-2025, 11:44 AM
Thermostat housing O-ring by ac427 Started by ac427, 07-12-2024, 12:26 PM	34 responses 1,349 views 0 likes	Last Post by Acer619 07-06-2025, 09:33 PM
Brake Pads: PFC 08's are high adventure...anyone tried 331 332? by OldRanger Started by OldRanger, 09-12-2023, 12:57 PM	39 responses 2,222 views 0 likes	Last Post by OldRanger 07-06-2025, 03:45 PM
Normal cam lobe? by chris719 Started by chris719, 07-04-2025, 09:56 PM	4 responses 164 views 0 likes	Last Post by maupineda 07-06-2025, 03:25 PM
Intake Loudness Scale: OEM to K&N to CSL then back to K&N and now to Eventuri by jpy1980 Started by jpy1980, 06-26-2025, 03:28 PM	23 responses 732 views 0 likes	Last Post by bavarian3 07-05-2025, 11:05 AM

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E46 (2001 - 2006)