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e46 Coding/Tuning

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e46 Forced Induction

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06-01-2026, 11:31 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	2,747 responses 65,343 views 1 like	Last Post by skylinekin Yesterday, 02:34 PM
Sticky: e46 M3 Community-designed CAD files Master List by karter16 Started by karter16, 07-12-2024, 12:58 PM	107 responses 7,300 views 12 likes	Last Post by M3Hokie 07-06-2026, 10:29 AM
Sticky: Welcome! Read this first by Obioban Started by Obioban, 03-19-2020, 12:18 PM	197 responses 7,517 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 20,891 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 41,778 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 8,217 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 13,348 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 12,742 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 25,150 views 10 likes	Last Post by elborikua 10-10-2025, 05:22 AM
S54 large sump plug, no not the oil drain plug. by ac427 Started by ac427, 08-30-2024, 10:55 AM	14 responses 656 views 0 likes	Last Post by JakeM346 06-26-2026, 11:49 AM
BBK Brake Bias - What's up with some of these off the shelf kits? by Bimma360 Started by Bimma360, 06-25-2026, 06:14 AM	13 responses 326 views 2 likes	Last Post by moproblems 06-26-2026, 11:14 AM
IHKR - Has anyone tried to do the downgrade climate controller knobs? by ucrhamann330ci Started by ucrhamann330ci, 03-19-2026, 08:16 AM	36 responses 858 views 1 like	Last Post by ucrhamann330ci 06-26-2026, 08:33 AM
BlueBus: A fully integrated A2DP Bluetooth solution by t3ddftw Started by t3ddftw, 03-22-2020, 01:00 PM	1,403 responses 96,835 views 1 like	Last Post by Chubacca 06-26-2026, 07:40 AM
Megan racing headers not aligning with magnaflow by E46m3zcp Started by E46m3zcp, 06-15-2026, 03:00 AM	9 responses 253 views 0 likes	Last Post by Cubieman 06-26-2026, 04:40 AM
Cold Start rattle, need a good ear please by 6speedS54 Started by 6speedS54, 06-24-2026, 09:55 PM	5 responses 130 views 0 likes	Last Post by jayjaya29 06-26-2026, 03:30 AM
O2 sensors - getting an update on advice by JamesSJ1 Started by JamesSJ1, 06-25-2026, 09:52 AM	0 responses 58 views 0 likes	Last Post by JamesSJ1 06-25-2026, 09:52 AM
Muffler hanger direction by Zekarus Started by Zekarus, 09-01-2020, 08:32 AM	24 responses 2,863 views 0 likes	Last Post by Tbonem3 06-25-2026, 09:10 AM
Heavy Duty exhaust hangers? by old///MFanatic Started by old///MFanatic, 06-12-2020, 02:24 PM	44 responses 2,275 views 0 likes	Last Post by jayjaya29 06-25-2026, 08:47 AM
What is this thing on top of my fuel rail? by ImolaM3Vert Started by ImolaM3Vert, 06-14-2021, 03:05 AM	9 responses 461 views 0 likes	Last Post by jayjaya29 06-25-2026, 04:46 AM
Gauge Gluster Mileage Query by R60BBA Started by R60BBA, 06-21-2026, 04:40 AM	7 responses 199 views 0 likes	Last Post by karter16 06-24-2026, 02:38 PM
E46 M3 Restoration Build Tour: 400WHP S54 Stroker Street & Track Spec by AWE46M3 Started by AWE46M3, 04-10-2026, 11:54 AM	66 responses 1,526 views 2 likes	Last Post by Ramo 06-24-2026, 10:45 AM
Bimmergeeks Standard Tools by EthanolTurbo Started by EthanolTurbo, 06-23-2026, 06:49 PM	4 responses 293 views 3 likes	Last Post by Tbonem3 06-24-2026, 08:10 AM
Eventuri Intake problem by Silbergrau metallic Started by Silbergrau metallic, 12-17-2020, 07:45 PM	21 responses 1,147 views 0 likes	Last Post by bagger 06-24-2026, 04:16 AM
Steering Coupling Price by sbay Started by sbay, 01-18-2024, 07:40 PM	51 responses 1,968 views 0 likes	Last Post by Altaran 06-23-2026, 11:44 AM
troubleshooting help needed: door lock actuator replacement by chalaka Started by chalaka, 01-25-2026, 07:05 PM	7 responses 165 views 0 likes	Last Post by simon_c 06-23-2026, 09:45 AM
Door seal alternatives? by Consum3r Started by Consum3r, 06-21-2026, 07:32 PM	8 responses 265 views 0 likes	Last Post by Dave092 06-23-2026, 09:08 AM
Final Stage Blower Motor Resistor by 02_lsb Started by 02_lsb, 06-22-2026, 12:48 PM	9 responses 153 views 0 likes	Last Post by WestBankM4 06-23-2026, 08:39 AM
F8X M3/M4 CF Drive shaft mod by 0-60motorsports Started by 0-60motorsports, 12-11-2023, 09:05 PM	452 responses 15,591 views 4 likes	Last Post by xansabi 06-23-2026, 04:50 AM
DIY: Porsche Brembo Experts Help! by Cronenberged Started by Cronenberged, 06-22-2026, 05:58 PM	1 response 84 views 0 likes	Last Post by Nardo S54 06-22-2026, 07:31 PM
Requesting help with DMTL pinout by JaredMV Started by JaredMV, 05-01-2021, 12:28 AM	5 responses 1,312 views 1 like	Last Post by spxxx 06-22-2026, 02:38 PM
Don’t Have INPA Currently - Taking M3 To Shop (What do you think this is?) by Advorsor Started by Advorsor, 06-20-2026, 08:19 AM	7 responses 226 views 0 likes	Last Post by sapote 06-22-2026, 02:35 PM
Ohlins R&T Rebound Settings by ugaexploder Started by ugaexploder, 06-20-2026, 02:04 PM	6 responses 214 views 0 likes	Last Post by Tbonem3 06-22-2026, 02:03 PM
How do you know if you should sell your E46 M3? by 05CherryM3 Started by 05CherryM3, 06-07-2026, 05:59 AM	65 responses 1,605 views 0 likes	Last Post by BlueBimmers 06-21-2026, 05:49 AM
Slon Workshop E46 M3 Carbon Front Triangulating Reinforcement Kit by Obioban Started by Obioban, 08-22-2023, 01:44 PM	332 responses 12,552 views 9 likes	Last Post by heinzboehmer 06-20-2026, 11:55 AM
Steering Wheel Trim Restoration by JaredMV Started by JaredMV, 11-24-2024, 08:42 PM	4 responses 964 views 9 likes	Last Post by JaredMV 06-19-2026, 11:56 PM
Modified launch control rpm for SMG? by erickhoyos Started by erickhoyos, 12-30-2020, 10:26 PM	6 responses 552 views 0 likes	Last Post by HARBER07 06-19-2026, 09:50 PM
Ghost box with radio delete. by ucrhamann330ci Started by ucrhamann330ci, 06-13-2026, 11:54 PM	6 responses 230 views 2 likes	Last Post by ucrhamann330ci 06-19-2026, 08:56 AM
Clutch pipe replacement by FFWD Started by FFWD, 06-15-2026, 10:58 AM	1 response 75 views 0 likes	Last Post by Gstlund 06-19-2026, 07:15 AM
aux fan upgrade by 4getr34 Started by 4getr34, 06-16-2026, 11:57 AM	2 responses 145 views 0 likes	Last Post by bigjae46 06-18-2026, 08:36 AM
Weird small clunk by xansabi Started by xansabi, 06-17-2026, 09:17 AM	0 responses 62 views 0 likes	Last Post by xansabi 06-17-2026, 09:17 AM
2001 m3 power steering fluid by BinBuilt Started by BinBuilt, 06-05-2026, 03:34 PM	9 responses 183 views 0 likes	Last Post by E46m3zcp 06-17-2026, 03:37 AM
I’m an idiot! by Hammerfang Started by Hammerfang, 05-31-2026, 05:59 PM	8 responses 448 views 1 like	Last Post by E46m3zcp 06-17-2026, 03:31 AM
Tested and Ready 70° and 75° Thermostat by Anri Started by Anri, 02-29-2024, 06:52 AM	141 responses 4,369 views 7 likes	Last Post by bigjae46 06-16-2026, 06:40 PM
Considering getting a 981 Cayman S by simon_c Started by simon_c, 07-30-2023, 02:32 PM	79 responses 2,683 views 0 likes	Last Post by fattycharged 06-16-2026, 12:43 PM
Exhaust Resonance around 2800rpms by AvusM5 Started by AvusM5, 06-15-2026, 04:32 AM	5 responses 139 views 0 likes	Last Post by AvusM5 06-16-2026, 09:15 AM
Clutch bushing by Mystic3 Started by Mystic3, 01-21-2021, 09:57 AM	14 responses 760 views 0 likes	Last Post by maupineda 06-16-2026, 06:37 AM
How to get more driver legroom in your LHD e46. by etrentasei Started by etrentasei, 06-14-2026, 03:20 AM	10 responses 259 views 0 likes	Last Post by Bry5on 06-16-2026, 06:31 AM
SOLVED Gas Pedal Issue - Consistent Potentiometer 2 Fault by Darbshaw Started by Darbshaw, 06-06-2026, 03:24 PM	6 responses 225 views 0 likes	Last Post by sapote 06-15-2026, 04:47 PM
DIY: Bavsound Review by PaulM3 Started by PaulM3, 02-28-2022, 12:30 PM	162 responses 8,103 views 4 likes	Last Post by Mr.wReckless 06-14-2026, 02:34 PM

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E46 (2001 - 2006)