A couple of months ago I had my GTS on the dyno with just smooth tubes & filters and the rear muffler delete...403 hp & 443 tq with the a/f way rich.
Now I have a complete Random tech 3" exhaust w/high flow cats (no headers) and
its going back on the dyno tonight...
Any predictions ??
Now I have a complete Random tech 3" exhaust w/high flow cats (no headers) and
its going back on the dyno tonight...
Any predictions ??