if ya think about it a little . If you are going to do a little drag racing the car will be easier to launch with this exhaust . the loss of tq is proably max 20 . It just depends on what you want to do with her . is it loud now? do you like it that way. Another mod to think about would be 410 gears . now that get your tq back right now. is your car stk except exhaust ? you might want to get ahold of the guy that tuned ,my car is is one of the best and could burn a new prom for you. here bis his e mail tell him that guy from lone pine sent ya
.corey@hendersonperformance.com . he sure did a great job on my car. he also is a zr1 nut and has a very quick 368 91 zr1 as his personal ride. hope this helps .but talk to him before ya change anything he wont steer you wrong , promise