: Header question



Trainman SRT-10
03-05-13, 01:06 AM
I have a question: between Kooks 1 7/8" tubes, ARH 1 7/8" tubes, or Stainless Works 2" tubes, which are the preferred header for mild mods (pulley, AirAid intake, LS9 Cam, tune) in a 6-speed manual car (2012 CTS V Coupe)?