Originally Posted by flinchy
Headers have no room for improvment?
Hahahahhahahahahaa yeah so the headers you can buy do nothing right?
Not to mention simple exhaust/intake/tune SMASHES past 104hp/liter, plus have you seen the proper custom ITB built s65's? THOSE are works of art
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