This product is for Racing Competition only and is not legal for use in highway or street vehicles or other non-racing competition off-road vehicles.
Purchasing this product requires you to sign our Vehicle Compliance Waiver here.
The 2008-2013 BMW M3, with its high revving 4.0L V8, can now rev up much faster with a new 304 S/S header system by American Racing Headers. With real gains of 40 RWHP and 35 RWTQ (before tuning) on a bone stock M3, American Racing's new header system will literally transform your M3 and take performance to a whole new level. There is simply nothing currently offered as a package that provides the incredible HP, Torque and Sound. The full system provides a deep, throaty tone without high pitch rasp. Best of all, kit is 100% USA made and built to last indefinitely.Features:
- 304 Stainless Steel
- 1-3/4 Inch x 3 Inch Headers
- 3 Inch X-Pipe
- Stainless Steel Muffler
- Quad Tips
American Racing Headers offers some of the best quality and performance adding headers for the top American muscle cars. Applications cover the best of Corvette and Mustang as well as other trucks. Their race inspired headers are available in 1-3/4" or 1-7/8" for most applications with specially designed merged collectors.