gutted main cats, but is top end affected due to the turbulence from the gutted main cats? I'm assuming the Stillen mid pipes would get rid of the turbulence, but is there much of a horsepower difference between the two? $500 is a lot of money if there isn't much of a power difference.
"Drive it like you stole it!"
Follow Ups
Wow! Torque jumped considerably with down pipes and - Mimi(91TT)12:59:24 05/30/01