E46 (2001 - 2006) - NA M3 Forums

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WTB: 4.10 or 3.91 LSD

by Bimma360

Today, 12:54 PM

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e46 Coding/Tuning

Topics: 411 Posts: 4,168

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BMW scanner on a Mac?

by karter16

Yesterday, 11:27 AM

e46 Forced Induction

Topics: 47 Posts: 499

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by Bayern///M3

06-01-2026, 11:31 AM

Group Buys

Topics: 49 Posts: 3,040

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S54 baffle upgrade

by bigjae46

05-15-2026, 05:12 AM

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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	2,712 responses 61,725 views 1 like	Last Post by IamFODI Today, 05:19 PM
Sticky: e46 M3 Community-designed CAD files Master List by karter16 Started by karter16, 07-12-2024, 12:58 PM	93 responses 6,510 views 11 likes	Last Post by heinzboehmer 06-07-2026, 09:10 PM
Sticky: Welcome! Read this first by Obioban Started by Obioban, 03-19-2020, 12:18 PM	197 responses 7,312 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 20,364 views 3 likes	Last Post by Paulo337 05-09-2026, 03:43 PM
Sticky: S54 Dyno Database by stash1 Started by stash1, 03-24-2020, 10:51 AM	546 responses 40,136 views 0 likes	Last Post by samthejam 03-25-2026, 05:16 AM
Sticky: e46 M3 Press/Media by Obioban Started by Obioban, 03-20-2020, 09:13 AM	123 responses 8,115 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 13,222 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 12,618 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 24,539 views 10 likes	Last Post by elborikua 10-10-2025, 05:22 AM
Best steering fluid for E46 M3 by Fiolo Started by Fiolo, 01-17-2023, 02:00 PM	10 responses 402 views 0 likes	Last Post by bigjae46 01-18-2023, 02:06 PM
Rogue Engineering El Diablo Exhaust In Stock by Fosters_AUS Started by Fosters_AUS, 01-12-2023, 10:47 AM	10 responses 971 views 1 like	Last Post by Tbonem3 01-16-2023, 10:13 PM
Subframe Reinforcement Status Thread by scubastove Started by scubastove, 03-21-2020, 01:45 PM	66 responses 7,774 views 0 likes	Last Post by Tonylauno1 01-15-2023, 10:32 AM
Show your garage! by Kdubski Started by Kdubski, 01-09-2023, 10:44 AM	21 responses 1,050 views 0 likes	Last Post by Edouglas30 01-14-2023, 05:44 PM
DIY: CSL Airbox and Air Duct install Guide by M3dragon Started by M3dragon, 01-09-2023, 07:26 AM	4 responses 1,242 views 7 likes	Last Post by lemoose 01-14-2023, 01:09 PM
Why the E46 M3 Diif so heavy? by sapote Started by sapote, 01-09-2023, 04:16 PM	28 responses 939 views 0 likes	Last Post by bigjae46 01-14-2023, 07:57 AM
Recommendations for Torque Angle Wrench by 01M3Fan Started by 01M3Fan, 12-31-2022, 10:17 AM	17 responses 752 views 0 likes	Last Post by bigjae46 01-14-2023, 07:32 AM
HELP Fuel Pump Relay EKP/Engine Wiring Schematic by gheorghe Started by gheorghe, 10-19-2021, 06:00 PM	50 responses 5,281 views 0 likes	Last Post by George Hill 01-13-2023, 06:37 AM
Opinions on racingdiffs.com by kokgo20 Started by kokgo20, 04-21-2020, 05:42 PM	88 responses 9,108 views 0 likes	Last Post by sapote 01-12-2023, 05:20 PM
Differences Between Diffs? by Cronenberged Started by Cronenberged, 01-11-2023, 12:15 PM	3 responses 495 views 1 like	Last Post by mrgizmo04 01-12-2023, 02:37 PM
CSL Cam timing duration document by M3dragon Started by M3dragon, 01-09-2023, 07:35 AM	1 response 198 views 0 likes	Last Post by 0-60motorsports 01-11-2023, 09:42 PM
Diff rebuilds. Racing diffs vs diffs online by Tones Started by Tones, 02-23-2021, 05:22 PM	13 responses 1,527 views 0 likes	Last Post by bingmobo 01-11-2023, 09:21 PM
Reman'd ZCP rear calipers 'upgrade'? by BigRussia Started by BigRussia, 01-10-2023, 05:30 AM	12 responses 711 views 0 likes	Last Post by mrgizmo04 01-11-2023, 02:50 PM
Shock lower bolt washer size by sbay Started by sbay, 01-23-2022, 05:51 AM	10 responses 777 views 0 likes	Last Post by heinzboehmer 01-11-2023, 01:06 PM
Intermittent - Beep and 4 Warning Lights Come On by OneSwellFoop Started by OneSwellFoop, 01-10-2023, 12:49 PM	3 responses 211 views 0 likes	Last Post by nuc1 01-11-2023, 04:07 AM
AUX pusher fan CFM? by kokgo20 Started by kokgo20, 07-14-2020, 09:45 AM	3 responses 211 views 0 likes	Last Post by kokgo20 01-10-2023, 11:30 AM
DIY: Rear differental fluid change by M3dragon Started by M3dragon, 01-09-2023, 07:27 AM	8 responses 554 views 0 likes	Last Post by stash1 01-10-2023, 06:42 AM
BMW E46 M3 Electrical Diagram PDF - Schematics by M3dragon Started by M3dragon, 01-09-2023, 07:49 AM	1 response 1,330 views 1 like	Last Post by Shonky 01-09-2023, 10:39 AM
Eventuri intake owners by DropTopKingM3 Started by DropTopKingM3, 10-19-2020, 10:01 PM	29 responses 3,229 views 0 likes	Last Post by TeddybearCup 01-09-2023, 09:54 AM
Euro cats: require lengthened EGT/O2 sensor wires? by ATB88 Started by ATB88, 06-28-2020, 06:07 PM	30 responses 2,243 views 0 likes	Last Post by PSUEng 01-09-2023, 09:23 AM
DIY: CSL Air Intake Temp Sensor Wire Diagram by M3dragon Started by M3dragon, 01-09-2023, 07:56 AM	0 responses 143 views 1 like	Last Post by M3dragon 01-09-2023, 07:56 AM
DIY: Rear Subframe Install - DIY by M3dragon Started by M3dragon, 01-09-2023, 07:55 AM	0 responses 307 views 0 likes	Last Post by M3dragon 01-09-2023, 07:55 AM
DIY: CSL Console - routing the side mirror control by M3dragon Started by M3dragon, 01-09-2023, 07:53 AM	0 responses 258 views 2 likes	Last Post by M3dragon 01-09-2023, 07:53 AM
DIY: CSL Roof install - Conversion DIY by M3dragon Started by M3dragon, 01-09-2023, 07:51 AM	0 responses 205 views 0 likes	Last Post by M3dragon 01-09-2023, 07:51 AM
DIY: BMW Forums member DIY with pics on Rod Bearing Replacement by M3dragon Started by M3dragon, 01-09-2023, 07:46 AM	0 responses 357 views 0 likes	Last Post by M3dragon 01-09-2023, 07:46 AM
DIY: CSL Front Door Airbag Delete by M3dragon Started by M3dragon, 01-09-2023, 07:33 AM	0 responses 292 views 1 like	Last Post by M3dragon 01-09-2023, 07:33 AM
DIY: BMW CSL Roof install instructions by M3dragon Started by M3dragon, 01-09-2023, 07:23 AM	0 responses 272 views 1 like	Last Post by M3dragon 01-09-2023, 07:23 AM
DIY: BMW NA Official Rod Bearing Document 2004 Procedures by M3dragon Started by M3dragon, 01-09-2023, 07:18 AM	0 responses 101 views 1 like	Last Post by M3dragon 01-09-2023, 07:18 AM
Power Steering Leak by Caveman Started by Caveman, 04-19-2020, 01:08 PM	1 response 451 views 0 likes	Last Post by crbws6 01-08-2023, 03:54 PM
S54 engine sound recording with video by HanSooloo Started by HanSooloo, 04-01-2022, 05:16 PM	13 responses 963 views 2 likes	Last Post by HanSooloo 01-08-2023, 01:18 PM
Cracked Bell Housing by bimmer Started by bimmer, 11-09-2022, 08:35 PM	28 responses 1,505 views 0 likes	Last Post by sapote 01-08-2023, 12:04 PM
Strange SMG issue by s54juulien Started by s54juulien, 10-16-2022, 04:34 PM	16 responses 888 views 0 likes	Last Post by sapote 01-08-2023, 11:53 AM
G82 seats in the M3? by kokgo20 Started by kokgo20, 12-28-2022, 09:05 AM	7 responses 1,133 views 0 likes	Last Post by jpiazzam3 01-08-2023, 01:38 AM
N54 torn manifold studs by x Spades x Started by x Spades x, 01-06-2023, 10:43 AM	6 responses 278 views 0 likes	Last Post by SQ13 01-07-2023, 12:23 PM
Doug DeMuro: e46 M3 is a future classic by Obioban Started by Obioban, 01-03-2023, 08:28 AM	43 responses 1,364 views 0 likes	Last Post by Casa de Mesa 01-07-2023, 12:54 AM
Electrical Issues Galore by MTiz Started by MTiz, 01-06-2023, 06:42 AM	2 responses 157 views 0 likes	Last Post by Lee_Enfield 01-06-2023, 08:20 AM
BRAKE AIR DUCT TO ALUMINUM BRACKET PLASTIC RIVET by sapote Started by sapote, 12-01-2020, 08:50 AM	24 responses 767 views 0 likes	Last Post by Exclusivs 01-05-2023, 07:10 PM
Anyone have experience with BMC air filter for CSL intake? by 01M3Fan Started by 01M3Fan, 05-05-2022, 03:43 PM	58 responses 2,134 views 0 likes	Last Post by Tbonem3 01-05-2023, 06:12 PM
DIY cinnamon Leather console project by poss Started by poss, 02-09-2022, 03:11 AM	15 responses 786 views 0 likes	Last Post by maw1124 01-04-2023, 02:47 PM
Quick Jack subframe repair by jpiazzam3 Started by jpiazzam3, 01-02-2023, 10:38 AM	20 responses 1,184 views 0 likes	Last Post by Sergmann 01-04-2023, 11:38 AM

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E46 (2001 - 2006)