Originally Posted by Storm88000
Not if you get S4 cams, JWT ECU, HS header, CAI, pulleys etc.
I've seen some NA SR20's put down some serious dyno numbers with a 3" - "serious" numbers for totally NA anyway
Not if you get S4 cams, JWT ECU, HS header, CAI, pulleys etc.
I've seen some NA SR20's put down some serious dyno numbers with a 3" - "serious" numbers for totally NA anyway
This is very true. Seems like all properly modified SR20 engines like a larger exhaust to breath, especially with NOS, although I went 3 inch for turbo purposes.