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thanks thanks for the reply, but cats don't have a very good sound imo. and im thinking about straights. i found a module that lies to the vehicle and says that the cats are there, when they aren't.

Hey, Got a 99 hoe. Was wanting to delete the cats, cut the muffler off, and dump it right behind the rear axle. Will i have hell with the rear O2 sensors. or will it just display the svc engine light, or what else could possibly happen? i love the sound of flowmasters but everybodys got em...

i had the same problem with my 99.. check the connectors on the fuel pump, and, do you have a svc engine light on? if so, check the computer map sensors.

i got a hypertech powerprogrammer 3 and it works great on mine. noticed a big difference