Originally Posted by Vic311
Who produces headers for e9x M3?
I know IND came on to say Motorsports 24 was "talking" about releasing headers but it's been two years since they have said anything about it
There is very little improvement to be had over stock headers
Is it really that hard?
Add 'dynos' to see there really is a decent amount to gain...
Change to 'e92 m3 headers' for slightly different results.