- There is simply nothing currently offered as a package that provides the incredible HP, torque and sound as an ARH full system for your 4.0L V8 BMW M3. The Long System is a direct bolt-in to your existing Axleback. If you are looking for a louder sound, consider our "resonator delete" option. Want to go all in and upgrade your complete exhaust system from beginning to end? Check out our BMW M3 Full system.
This system fits:2007-2013 BMW M3 4.0L V8
ALL American Racing Headers Exhaust Systems are for OFF-ROAD use only.
Product features on this system includes:
- 100% Made in the USA - Never Outsourced
- Made entirely of 304 stainless steel
- 3/8" thick laser-cut flanges for a warp-free seal
- Hand-ported TIG welded inlets
- Optimized primary tube routing for superior fit and performance
- Merge collectors with scavenger spikes
- Catted systems feature 200 cell metallic substrate catalytic converters for extreme durability