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e46 Coding/Tuning

Topics: 403 Posts: 4,069

Last Post: LCM swap shenanigans

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LCM swap shenanigans

by kaiv

Yesterday, 12:51 PM

e46 Forced Induction

Topics: 47 Posts: 495

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 Atreezy

02-03-2026, 01:45 PM

Group Buys

Topics: 48 Posts: 3,030

Last Post: Gauging Interest on Custom Exhaust

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by 9kracing

02-23-2026, 06:44 AM

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Topics	Statistics	Last Post
Sticky: Dumb Question Thread - No Flaming Allowed by IamFODI Started by IamFODI, 09-12-2020, 09:07 AM	2,586 responses 54,736 views 1 like	Last Post by Keith_MN Today, 09:46 AM
Sticky: e46 M3 Tire Sizing Thread by liam821 Started by liam821, 03-20-2020, 01:32 PM	85 responses 19,343 views 3 likes	Last Post by liam821 02-10-2026, 09:36 AM
Sticky: e46 M3 Community-designed CAD files Master List by karter16 Started by karter16, 07-12-2024, 01:58 PM	89 responses 5,246 views 11 likes	Last Post by Nate047 01-27-2026, 11:54 AM
Sticky: Welcome! Read this first by Obioban Started by Obioban, 03-19-2020, 01:18 PM	191 responses 6,913 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 7,755 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 12,870 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 12,231 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 23,033 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 37,773 views 0 likes	Last Post by Nardo S54 09-22-2025, 06:58 AM
DIY: When to prime the oil circuit by Arith2 Started by Arith2, 04-28-2022, 05:48 PM	19 responses 1,188 views 3 likes	Last Post by Slideways 09-22-2024, 03:07 PM
Noise at slow speed turns by Hammerfang Started by Hammerfang, 09-21-2024, 02:11 PM	7 responses 126 views 0 likes	Last Post by oceansize 09-22-2024, 01:26 PM
Koni Sport Kit rear shock settings for E46 M3 *CONVERTIBLE* by FFWD Started by FFWD, 08-09-2023, 01:49 PM	12 responses 481 views 0 likes	Last Post by FFWD 09-21-2024, 08:08 PM
Constant 10v to fuel pump? by FFWD Started by FFWD, 07-02-2024, 08:31 AM	5 responses 240 views 0 likes	Last Post by FFWD 09-21-2024, 07:00 PM
Control box part number? by ac427 Started by ac427, 09-21-2024, 09:24 AM	1 response 76 views 0 likes	Last Post by Cubieman 09-21-2024, 04:13 PM
Will 275/40/18s fit in the rear? by gatc Started by gatc, 09-20-2024, 10:44 PM	3 responses 214 views 0 likes	Last Post by CrisSilberGrau 09-21-2024, 11:28 AM
Local mechanic tri state area by BrelaM3 Started by BrelaM3, 09-20-2024, 07:32 PM	1 response 81 views 1 like	Last Post by sbay 09-20-2024, 07:36 PM
New Injen intake? by antknee Started by antknee, 04-29-2021, 06:19 AM	59 responses 3,891 views 0 likes	Last Post by ZHLPR 09-20-2024, 06:38 PM
CSL Bumper Splitter Replacements by Zack Started by Zack, 09-17-2024, 08:46 AM	5 responses 202 views 0 likes	Last Post by Gt4 09-20-2024, 06:20 AM
E9x M3 steering rack swap by 1spool Started by 1spool, 09-19-2024, 04:42 PM	3 responses 263 views 0 likes	Last Post by s54brendan 09-19-2024, 09:41 PM
Small oil leak where is it coming from? by Feakara Started by Feakara, 09-15-2024, 02:48 PM	6 responses 205 views 0 likes	Last Post by Feakara 09-18-2024, 05:10 PM
Where is the oil temp sensor? by Cronenberged Started by Cronenberged, 09-10-2024, 08:25 AM	19 responses 488 views 0 likes	Last Post by Mike RT4 09-18-2024, 08:03 AM
Window Wobble by LSB4Me Started by LSB4Me, 03-13-2023, 05:49 PM	16 responses 2,278 views 0 likes	Last Post by LSB4Me 09-18-2024, 06:46 AM
Evap Leak Assistance - Interpreting Smoke Test by big greasy taco Started by big greasy taco, 09-08-2024, 06:31 PM	10 responses 1,086 views 0 likes	Last Post by George Hill 09-18-2024, 05:48 AM
Need Help! Can’t connect to emissions computer! by Mackshackm3 Started by Mackshackm3, 09-28-2023, 03:39 AM	10 responses 501 views 0 likes	Last Post by eacmen 09-17-2024, 07:03 PM
Swaybar reinforcement plate blunder? by bavarian3 Started by bavarian3, 06-07-2024, 12:19 AM	19 responses 524 views 0 likes	Last Post by kaiv 09-17-2024, 05:43 PM
Transmission mount recommendations by Will ZCPM3 Started by Will ZCPM3, 01-21-2021, 02:38 PM	21 responses 1,434 views 0 likes	Last Post by Pklauser 09-15-2024, 07:54 PM
RPM’s Dip, Almost Stalling in Reverse by AWE46M3 Started by AWE46M3, 09-23-2023, 05:07 PM	12 responses 645 views 0 likes	Last Post by Notan_S54 09-13-2024, 05:29 PM
Very high LTFTs, no codes by tomasidris Started by tomasidris, 09-10-2024, 11:30 AM	10 responses 411 views 0 likes	Last Post by tomasidris 09-13-2024, 02:01 PM
2004 29,000 miles, oil around vanos gasket, Beisan vanos rebuild, quotes by gixxer Started by gixxer, 04-19-2023, 02:38 PM	41 responses 1,095 views 0 likes	Last Post by Slideways 09-13-2024, 06:33 AM
Rogan+Harris "Peak Car" by akamin68 Started by akamin68, 09-05-2024, 01:30 PM	49 responses 1,300 views 5 likes	Last Post by SkunkWorks 09-12-2024, 11:41 PM
OEM springs classification by kermmmit7 Started by kermmmit7, 03-08-2021, 06:25 AM	5 responses 220 views 0 likes	Last Post by PowerSax 09-12-2024, 02:03 PM
Leaving car unlocked by WoGGo Started by WoGGo, 09-10-2024, 04:31 AM	9 responses 300 views 0 likes	Last Post by Chas3n 09-12-2024, 12:45 PM
Severe Oil Leak in the front passenger side of engine. by michaeljchn Started by michaeljchn, 02-23-2022, 06:14 PM	34 responses 5,562 views 0 likes	Last Post by jdamore44 09-12-2024, 10:36 AM
S54 Vanos Issues/Where to start... by s54sedan Started by s54sedan, 09-08-2024, 06:40 PM	9 responses 268 views 0 likes	Last Post by davidinnyc 09-11-2024, 06:25 PM
SPAL e-fan PWM-V3 question by x Spades x Started by x Spades x, 09-11-2024, 12:47 AM	5 responses 299 views 0 likes	Last Post by Altaran 09-11-2024, 02:34 PM
Function7 Guibo by Advorsor Started by Advorsor, 09-10-2024, 09:57 AM	0 responses 98 views 0 likes	Last Post by Advorsor 09-10-2024, 09:57 AM
Knowing when to replace the old fuel pump by sapote Started by sapote, 03-07-2021, 11:14 PM	59 responses 3,341 views 1 like	Last Post by ac427 09-10-2024, 01:45 AM
Recaro Podium review by usdmej Started by usdmej, 08-28-2024, 01:49 PM	10 responses 2,116 views 1 like	Last Post by usdmej 09-09-2024, 10:06 PM
Anyone battle tested the ECS ZCP/CSL Caliper Brackets? by samthejam Started by samthejam, 09-09-2024, 06:40 AM	0 responses 107 views 0 likes	Last Post by samthejam 09-09-2024, 06:40 AM
Fair price for 03 LSB/Cin 6 speed 1 ownwer 180k by Feakara Started by Feakara, 07-25-2024, 09:39 AM	69 responses 1,626 views 0 likes	Last Post by EthanolTurbo 09-08-2024, 07:54 AM
What’s Up NAM3F - E46M to G82M by Speed Monkey Started by Speed Monkey, 08-25-2024, 03:06 AM	57 responses 1,238 views 8 likes	Last Post by 0-60motorsports 09-08-2024, 03:42 AM
Anyone running a ZCP/ZHP Steering Rack on an MK20? by sbay Started by sbay, 09-07-2024, 10:46 AM	6 responses 189 views 0 likes	Last Post by stephen 09-08-2024, 02:48 AM
What happened to injector prices? by Thrifty S50 Started by Thrifty S50, 11-07-2023, 11:41 AM	36 responses 1,800 views 0 likes	Last Post by OldRanger 09-07-2024, 03:31 PM
288/280 Cam Compression by x Spades x Started by x Spades x, 09-05-2024, 06:54 PM	4 responses 162 views 0 likes	Last Post by nuc1 09-06-2024, 12:54 PM
Which bmw CA models got the n52 engine? by Halftim3 Started by Halftim3, 09-05-2024, 08:24 PM	2 responses 129 views 0 likes	Last Post by eljay 09-06-2024, 05:15 AM
Muffler hanger direction by Zekarus Started by Zekarus, 09-01-2020, 09:32 AM	18 responses 2,532 views 0 likes	Last Post by JokerElite 09-06-2024, 04:44 AM
Anyone else having trouble sourcing a Dinan exhaust? by Maxhouse97 Started by Maxhouse97, 09-04-2024, 07:14 PM	5 responses 259 views 0 likes	Last Post by Maxhouse97 09-05-2024, 06:20 PM
SMG Relocation Alternatives? by ///M3RIC Started by ///M3RIC, 05-01-2024, 04:36 PM	44 responses 1,104 views 1 like	Last Post by MGQFrank 09-05-2024, 04:50 PM
PSA: Think twice before lowering your car by cobra Started by cobra, 06-30-2022, 12:46 AM	136 responses 5,592 views 13 likes	Last Post by Tbonem3 09-05-2024, 01:11 PM

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E46 (2001 - 2006)