Quote Originally Posted by Scottydoggs View Post
thats the story. lost 15 hp iirc
Thats crazy numbers for that...

Crazy thng is all the HP numbers published from dyno's, few have exhaust info., lol. All have intake specs, but few indicate their headers, Catback, info., etc.

but my 3" exhaust and Hooker Mufflers still sound best GP Exhaust ever!