E46 (2001 - 2006) - NA M3 Forums

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Last Post: For Sale: 2001-2006 BMW E46 M3 S54 OEM CSL air rail, Bosch MAP sensor, wiring harness

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21,690

For Sale: 2001-2006 BMW E46 M3 S54 OEM CSL air rail, Bosch MAP sensor, wiring harness

by tnord

Today, 06:58 AM

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e46 Coding/Tuning

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Last Post: (fixed) MSS54 -> HP conversion woes

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4,021

(fixed) MSS54 -> HP conversion woes

by huage

Today, 06:43 AM

e46 Forced Induction

Topics: 47 Posts: 494

Last Post: Just Bought a VF 570 E46 M3 – Looking for Baseline & Reliability Advice

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Just Bought a VF 570 E46 M3 – Looking for Baseline & Reliability Advice

by M3Mino

01-28-2026, 11:11 AM

Group Buys

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Last Post: Gauging Interest on Custom Exhaust

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Gauging Interest on Custom Exhaust

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01-28-2026, 06:20 PM

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Topics	Statistics	Last Post
Sticky: e46 M3 Community-designed CAD files Master List by karter16 Started by karter16, 07-12-2024, 01:58 PM	89 responses 5,042 views 11 likes	Last Post by Nate047 01-27-2026, 11:54 AM
Sticky: Dumb Question Thread - No Flaming Allowed by IamFODI Started by IamFODI, 09-12-2020, 09:07 AM	2,572 responses 53,381 views 1 like	Last Post by oceansize 01-24-2026, 04:55 PM
Sticky: Welcome! Read this first by Obioban Started by Obioban, 03-19-2020, 01:18 PM	191 responses 6,852 views 29 likes	Last Post by CarbonM3 12-17-2025, 08:02 PM
Sticky: e46 M3 Press/Media by Obioban Started by Obioban, 03-20-2020, 10:13 AM	122 responses 7,664 views 1 like	Last Post by ViN 12-16-2025, 04:59 PM
Sticky: e46 M3 maintenance/lockdown thread by Obioban Started by Obioban, 04-08-2020, 10:13 AM	27 responses 12,780 views 3 likes	Last Post by e46life 10-31-2025, 12:48 PM
Sticky: DIYs by Obioban Started by Obioban, 03-26-2020, 07:57 AM	63 responses 12,178 views 5 likes	Last Post by Mystic03 10-27-2025, 06:00 AM
Sticky: e46 M3 torque spec thread-- every bolt on the car on diagrams by Obioban Started by Obioban, 03-20-2020, 09:56 AM	90 responses 22,780 views 10 likes	Last Post by elborikua 10-10-2025, 06:22 AM
Sticky: S54 Dyno Database by stash1 Started by stash1, 03-24-2020, 11:51 AM	545 responses 37,322 views 0 likes	Last Post by Nardo S54 09-22-2025, 06:58 AM
Sticky: e46 M3 Tire Sizing Thread by liam821 Started by liam821, 03-20-2020, 01:32 PM	83 responses 19,059 views 3 likes	Last Post by liam821 07-28-2025, 02:36 PM
Custom PCV Setup by Martyn Started by Martyn, 04-25-2022, 04:32 AM	0 responses 264 views 0 likes	Last Post by Martyn 04-25-2022, 04:32 AM
climatecomfortwindscreen by syoshi0311 Started by syoshi0311, 04-24-2022, 06:14 AM	0 responses 127 views 0 likes	Last Post by syoshi0311 04-24-2022, 06:14 AM
Knock/noise after vanos rebuild by Lee_Enfield Started by Lee_Enfield, 04-20-2022, 03:25 PM	12 responses 1,306 views 0 likes	Last Post by Lee_Enfield 04-23-2022, 06:16 PM
BW Midpipe Resonator Failure by eacmen Started by eacmen, 04-22-2022, 08:07 PM	4 responses 324 views 0 likes	Last Post by eacmen 04-23-2022, 04:04 PM
Orange warning light, orange "Brake" light by lvm3sm46 Started by lvm3sm46, 04-04-2022, 05:50 PM	21 responses 883 views 0 likes	Last Post by M3Ollie 04-23-2022, 09:40 AM
New supersprint prices are ridiculous. by Rkymtnrider Started by Rkymtnrider, 04-20-2022, 08:00 AM	17 responses 625 views 1 like	Last Post by Grke46m3 04-23-2022, 07:56 AM
Replacement sticker for the beauty cover over the head? by 01M3Fan Started by 01M3Fan, 04-22-2022, 12:38 PM	2 responses 190 views 0 likes	Last Post by L0okitzRaj 04-22-2022, 09:14 PM
Gas leak near drivers rear wheel after fill up by LukesM Started by LukesM, 04-20-2022, 02:09 PM	7 responses 1,254 views 0 likes	Last Post by Bogart79 04-22-2022, 01:23 PM
Closed: The Fall and Rise of The Doogan (and a request for help) by TheDoogan Started by TheDoogan, 03-07-2021, 02:46 PM	87 responses 3,759 views 7 likes	Last Post by terra 04-22-2022, 11:05 AM
Recommended double sided tape to mount Karbonius splitters for standard E46 M3 by HanSooloo Started by HanSooloo, 04-18-2022, 06:28 PM	9 responses 307 views 0 likes	Last Post by DoubleSidedTape 04-22-2022, 08:57 AM
Valve cover gasket replacement gone wrong by ecwx215 Started by ecwx215, 04-19-2022, 09:31 AM	5 responses 882 views 1 like	Last Post by George Hill 04-21-2022, 12:19 PM
Quietest and best performance exhaust. by DropTopKingM3 Started by DropTopKingM3, 03-08-2021, 01:31 AM	91 responses 6,719 views 0 likes	Last Post by FCD46 04-20-2022, 06:09 PM
Steering wheel swap - can't get airbag to sit straight by Nate047 Started by Nate047, 03-20-2022, 05:38 PM	39 responses 4,108 views 0 likes	Last Post by TexaZ3 04-19-2022, 08:56 PM
N/A by Sprp85 Started by Sprp85, 04-17-2022, 07:10 AM	3 responses 150 views 0 likes	Last Post by Sprp85 04-19-2022, 08:48 PM
Looking for an old M3F custom build exhaust thread by kokgo20 Started by kokgo20, 04-28-2020, 04:50 PM	5 responses 332 views 0 likes	Last Post by kokgo20 04-19-2022, 06:57 PM
Turner camber plate question by repoman89 Started by repoman89, 03-28-2021, 12:45 PM	37 responses 1,700 views 0 likes	Last Post by lvm3sm46 04-19-2022, 01:33 PM
Standup resistor mod DIY ? by jayjpl Started by jayjpl, 06-13-2020, 11:19 AM	12 responses 2,142 views 0 likes	Last Post by Good 04-19-2022, 11:35 AM
Voltage with Alternator Underdrive by eacmen Started by eacmen, 04-18-2022, 06:59 AM	0 responses 128 views 0 likes	Last Post by eacmen 04-18-2022, 06:59 AM
AC Compressor Clutch Not Getting Power by BMWE46M3 Started by BMWE46M3, 04-07-2022, 11:48 AM	27 responses 415 views 0 likes	Last Post by Cubieman 04-17-2022, 07:11 PM
Paint code for for 19in style 67 wheels by karter16 Started by karter16, 04-15-2022, 01:32 PM	2 responses 722 views 0 likes	Last Post by karter16 04-17-2022, 11:46 AM
Smg cranks but no start by Rod.bearings Started by Rod.bearings, 04-13-2022, 07:12 PM	18 responses 708 views 0 likes	Last Post by Rod.bearings 04-17-2022, 10:53 AM
Sagging door trim fix? by simon_c Started by simon_c, 04-11-2022, 08:55 PM	12 responses 436 views 0 likes	Last Post by simon_c 04-16-2022, 07:37 PM
Karbonius CF Front Fender - new peice 900grams by CrisSilberGrau Started by CrisSilberGrau, 12-29-2021, 11:43 AM	88 responses 4,623 views 0 likes	Last Post by Gt4 04-16-2022, 11:14 AM
Oil Analysis by CybrSlydr Started by CybrSlydr, 04-15-2022, 02:05 PM	7 responses 254 views 0 likes	Last Post by Xmetal 04-16-2022, 07:44 AM
Might as wells by Casa de Mesa Started by Casa de Mesa, 04-09-2022, 05:45 AM	22 responses 860 views 0 likes	Last Post by Casa de Mesa 04-16-2022, 06:25 AM
Tire sidewall Question - Tracking by Driver407 Started by Driver407, 04-14-2022, 11:16 AM	14 responses 373 views 0 likes	Last Post by bigjae46 04-16-2022, 06:15 AM
Interior parts needed to go from sunroof to non-sunroof? by ridebikes Started by ridebikes, 04-12-2022, 10:07 AM	16 responses 2,711 views 1 like	Last Post by repoman89 04-15-2022, 06:53 AM
M performance floor mats by jpiazzam3 Started by jpiazzam3, 04-12-2022, 10:05 AM	4 responses 315 views 0 likes	Last Post by Arith2 04-13-2022, 04:44 PM
Quick convertible trunk structure question by macaroni86 Started by macaroni86, 04-10-2022, 04:03 PM	1 response 156 views 0 likes	Last Post by macaroni86 04-13-2022, 06:11 AM
Shop in Chicagoland area by GreyM340i Started by GreyM340i, 04-12-2022, 02:13 PM	2 responses 134 views 0 likes	Last Post by GreyM340i 04-12-2022, 04:56 PM
Blew another engine. by Icecream Started by Icecream, 06-10-2021, 07:01 PM	31 responses 1,569 views 0 likes	Last Post by SeanE46 04-12-2022, 04:33 PM
Upgrading headers by EthanolTurbo Started by EthanolTurbo, 04-06-2022, 12:01 PM	14 responses 686 views 0 likes	Last Post by Tbonem3 04-12-2022, 12:08 PM
OEM Windshield by act9 Started by act9, 08-27-2020, 11:12 AM	68 responses 4,956 views 0 likes	Last Post by repoman89 04-11-2022, 03:27 PM
Trouble Greasing Turner Mono-Ball FCABs by L0okitzRaj Started by L0okitzRaj, 04-07-2022, 09:06 PM	9 responses 601 views 0 likes	Last Post by L0okitzRaj 04-10-2022, 09:26 PM
Full CSL firmware, CSL intake, tamper dots and state emissions by Casa de Mesa Started by Casa de Mesa, 04-09-2022, 04:28 AM	8 responses 442 views 0 likes	Last Post by bmwfnatic 04-10-2022, 02:13 PM
DME: Misfiring on all cylinders 1-6 without Cylinder Cutout by Flat-Six Started by Flat-Six, 05-25-2021, 04:57 PM	26 responses 2,546 views 0 likes	Last Post by Flat-Six 04-09-2022, 08:51 PM
CSL's in the US by PurelliCondoms Started by PurelliCondoms, 11-15-2021, 08:41 AM	57 responses 3,409 views 0 likes	Last Post by Arith2 04-08-2022, 03:59 PM
SMG to manual swap by sacguy71 Started by sacguy71, 04-08-2022, 02:47 PM	1 response 787 views 0 likes	Last Post by maw1124 04-08-2022, 03:27 PM
She’s about to go under the knife. by JeremyJames Started by JeremyJames, 04-06-2022, 06:54 PM	8 responses 414 views 0 likes	Last Post by stash1 04-08-2022, 11:33 AM
Moog sway bar end links sizing by cobra Started by cobra, 04-06-2022, 10:16 PM	5 responses 471 views 0 likes	Last Post by cobra 04-07-2022, 09:40 PM

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E46 (2001 - 2006)