Want to Upgrade Your BMW E46 Without the Aftermarket? Try OEM Plus Mods

E46 Spark Plug DIY BimmerFest BMW Forum

The Definitive Guide To The BMW E46 M3 Suspension & Brakes

6 Best Mods for BMW E46 M3 (2001-06) – ModBargains.com's Blog

Bimmerforums - The Ultimate BMW Forum

Heidi- My E46 330i track car build, Page 8

330Ci Brake upgrade? : r/e46

Modded 328i. TOP 10 CHEAPEST MODS ON MY BMW E90 328i. Unbearable awareness is

Crashed my 330ci the other night, very lucky in all fairness with the outcome for the situation at hand, when rebuilding, what should i be looking to upgrade specifically, any suggestions?

Vorshlag Track BMW E46 Development Thread - Vorshlag Motorsports Forum

6 Best Mods for BMW E46 M3 (2001-06) – ModBargains.com's Blog

Build thread for my boosted '02 330Ci and '01 325Xi