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e46 Coding/Tuning

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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 65,344 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
Inspection RACP through peep hole by BL92 Started by BL92, 10-03-2025, 07:02 PM	8 responses 386 views 0 likes	Last Post by VinceSE2 10-22-2025, 09:19 AM
European Blind Spot Side Mirrors - Worth It? by E46_M3_ZCP Started by E46_M3_ZCP, 06-11-2021, 11:52 AM	72 responses 3,728 views 0 likes	Last Post by davidinnyc 10-22-2025, 08:50 AM
What sound insulation is present on regular M3s but not the CSL? by repoman89 Started by repoman89, 03-29-2021, 02:46 PM	21 responses 1,830 views 0 likes	Last Post by Gt4 10-22-2025, 02:52 AM
Driver side door doesn't unlock with key fob or center console unlock button by simon_c Started by simon_c, 10-15-2025, 04:12 PM	18 responses 235 views 0 likes	Last Post by sapote 10-21-2025, 10:45 PM
Altaran's weight reduction journey by Altaran Started by Altaran, 08-18-2024, 08:48 AM	73 responses 4,419 views 11 likes	Last Post by Altaran 10-21-2025, 09:19 AM
DIY Z4 cruise control stalk with ZCP steering wheel by liam821 Started by liam821, 01-20-2021, 10:52 AM	32 responses 8,319 views 7 likes	Last Post by liam821 10-20-2025, 10:46 PM
BMW Spark Plug Tube Seal 11127831271KT by BL92 Started by BL92, 08-15-2025, 08:40 PM	13 responses 310 views 1 like	Last Post by Slideways 10-20-2025, 04:28 PM
Installing subframe topside brace on welds by 1000hp Started by 1000hp, 10-19-2025, 07:33 PM	10 responses 153 views 0 likes	Last Post by 1000hp 10-20-2025, 01:42 PM
Topside or Bottomside Reinforcement First? by A.moser26 Started by A.moser26, 10-16-2025, 04:26 PM	6 responses 168 views 0 likes	Last Post by old///MFanatic 10-20-2025, 12:35 PM
FS: OE euro LHD headers and OE euro section 1 cats by ATB88 Started by ATB88, 10-20-2025, 10:50 AM	1 response 58 views 0 likes	Last Post by ATB88 10-20-2025, 10:59 AM
Alarm Siren Battery Failure – What’s Your Fix? by franklin Started by franklin, 10-11-2025, 10:51 AM	9 responses 229 views 0 likes	Last Post by old///MFanatic 10-20-2025, 08:53 AM
Questions on running OE CSL/ZCP 19x9.5 et 27 squared on the e46 M3. by bmw m3 s50 Started by bmw m3 s50, 12-15-2020, 08:42 AM	39 responses 9,032 views 0 likes	Last Post by ZCPIBM3 10-19-2025, 01:28 PM
Thoughts on recently purchased 28k mile LSB E46 M3 by cornerbalanced Started by cornerbalanced, 09-16-2024, 05:02 PM	28 responses 1,091 views 1 like	Last Post by cornerbalanced 10-18-2025, 07:49 AM
Crank no start, another issue (SOLVED) by Darbshaw Started by Darbshaw, 10-10-2025, 04:33 AM	17 responses 320 views 0 likes	Last Post by JakeM346 10-18-2025, 06:31 AM
Brake Master Cylinder Options by R3VM3UP Started by R3VM3UP, 04-05-2023, 06:10 PM	14 responses 878 views 0 likes	Last Post by Flow 10-17-2025, 09:41 PM
Posting in classifieds by Caveman Started by Caveman, 03-22-2020, 10:48 AM	24 responses 988 views 0 likes	Last Post by Estoril 10-17-2025, 02:34 PM
Recommendations for a shop in N.C to do work on S54? by Kimster-Iceman Started by Kimster-Iceman, 10-17-2025, 12:23 PM	0 responses 39 views 0 likes	Last Post by Kimster-Iceman 10-17-2025, 12:23 PM
CSL front bumper options (Alsatek?) by kkkk Started by kkkk, 10-16-2025, 10:55 PM	6 responses 295 views 0 likes	Last Post by Gt4 10-17-2025, 09:16 AM
M3 Soft Pedal after hard cornering/ drifting with BBK by Bro1882 Started by Bro1882, 10-14-2025, 03:40 AM	17 responses 372 views 0 likes	Last Post by Bro1882 10-16-2025, 11:04 PM
Rear bumper carbon / Kevlar support by ac427 Started by ac427, 10-16-2025, 09:04 AM	4 responses 101 views 0 likes	Last Post by bigjae46 10-16-2025, 04:06 PM
Educate me on Carbon Airbox tunes by bassel_sy Started by bassel_sy, 05-26-2020, 05:33 PM	42 responses 4,088 views 0 likes	Last Post by zzyzx85 10-16-2025, 03:40 PM
Mirror pivot wobble by YYZ-M3 Started by YYZ-M3, 10-16-2025, 09:43 AM	3 responses 194 views 0 likes	Last Post by YYZ-M3 10-16-2025, 03:36 PM
SS 2.5 inch exhaust system by x Spades x Started by x Spades x, 10-16-2025, 05:42 AM	1 response 91 views 0 likes	Last Post by Tbonem3 10-16-2025, 03:09 PM
DSC question - MK60 by R1pilot Started by R1pilot, 10-16-2025, 09:15 AM	7 responses 152 views 0 likes	Last Post by eacmen 10-16-2025, 02:34 PM
WTF happened to FCPEuro customer service? by evanr614 Started by evanr614, 05-01-2024, 05:45 AM	76 responses 2,709 views 0 likes	Last Post by George Hill 10-16-2025, 09:35 AM
MAP on stock car? by x Spades x Started by x Spades x, 10-16-2025, 05:23 AM	0 responses 69 views 0 likes	Last Post by x Spades x 10-16-2025, 05:23 AM
End links question by Leafsrule531 Started by Leafsrule531, 10-15-2025, 06:10 AM	1 response 76 views 0 likes	Last Post by SteelGreyM 10-15-2025, 11:22 AM
Eventuri air scoop fitment by 6speedS54 Started by 6speedS54, 10-11-2025, 05:03 PM	12 responses 210 views 0 likes	Last Post by powerbait 10-14-2025, 08:47 PM
Am I mad for wanting to switch back to halogen tail lights? by BCEXP Started by BCEXP, 10-08-2025, 12:25 AM	33 responses 549 views 0 likes	Last Post by mpower22 10-14-2025, 01:40 PM
Cockroach Suspension Logs/Notes 10/14 MCS Tested by samthejam Started by samthejam, 02-03-2025, 04:38 AM	33 responses 1,885 views 1 like	Last Post by EthanolTurbo 10-14-2025, 12:27 PM
Top hat alternatives? by Leafsrule531 Started by Leafsrule531, 10-11-2025, 03:34 PM	3 responses 154 views 0 likes	Last Post by Tbonem3 10-14-2025, 11:12 AM
Anybody has dial bore measurements for Main Yellow bearings in installed condition by JakeM346 Started by JakeM346, 10-13-2025, 01:18 PM	0 responses 48 views 0 likes	Last Post by JakeM346 10-13-2025, 01:18 PM
Carbon Fiber driveshaft do it by x X Cloud X x Started by x X Cloud X x, 03-14-2024, 09:08 AM	19 responses 1,263 views 0 likes	Last Post by Tonggi 10-13-2025, 06:29 AM
Vanos Dowels by BL92 Started by BL92, 10-12-2025, 11:03 AM	4 responses 104 views 0 likes	Last Post by BL92 10-12-2025, 05:58 PM
Difficulty Retarding Camshafts by Bob Sacamano Started by Bob Sacamano, 10-11-2025, 03:06 PM	20 responses 206 views 0 likes	Last Post by Bob Sacamano 10-12-2025, 05:19 PM
Cooling System Refresh - what I went with by Barracooda Started by Barracooda, 10-04-2025, 06:10 PM	9 responses 682 views 2 likes	Last Post by Barracooda 10-12-2025, 04:32 PM
Has my Eventuri MAF housing failed? + Intake elbow leak by E46 M3 Started by E46 M3, 10-06-2025, 03:17 AM	15 responses 248 views 0 likes	Last Post by E46 M3 10-12-2025, 03:13 PM
Oil Separator Replacement/Cleaning Interval? by heinzboehmer Started by heinzboehmer, 08-11-2021, 12:10 AM	23 responses 2,964 views 0 likes	Last Post by BL92 10-12-2025, 01:49 AM
Never-ending EML/limp mode problems by Norocehcap Started by Norocehcap, 09-07-2025, 02:27 PM	58 responses 1,571 views 0 likes	Last Post by Norocehcap 10-11-2025, 05:43 PM
Eml lights and check engine light by Alex Started by Alex, 10-01-2025, 08:55 PM	6 responses 144 views 0 likes	Last Post by Alex 10-10-2025, 10:41 PM

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E46 (2001 - 2006)