09-25-2008, 11:55 PM
paulicat,Sep 25 2008, 09:49 AM Wrote:VERY interesting!
Those are some pretty massive loses the guy got by going back to stock cats!!
[right][snapback]273202[/snapback][/right]
He's also got massive horsepower. Its a twin turbo VQ engine, hes conservatively tuned at 450whp, thats why its a 'massive loss' when putting the stock cats back on.
paulicat - start with your exhaust system. Up to you to spend the money on the TB but I think you will be pretty disappointed with the gains you will get.