enigma m3
11-19-2007, 12:57 PM
Fellas,
Was curious if anyone has AA SC STAGE 2 or better with stock headers for an E46 M3?
I know the cats are in the headers and all the details; sound and rasp but how much are you gaining with headers for SC applications?
Dyno #'s or input welcomed
HOLLA
Was curious if anyone has AA SC STAGE 2 or better with stock headers for an E46 M3?
I know the cats are in the headers and all the details; sound and rasp but how much are you gaining with headers for SC applications?
Dyno #'s or input welcomed
HOLLA
