Tuesday, August 09, 2005 - 08:46 pm, by: Kris Blackler
mine recently got complianced and they according to my mechanic put shitty cats on. i have been told it is under powered so decided to do the exhaust. im getting two new high flow cats and getting rid of the back 4 mufflers for two high flowing mufflers. will i notice much of an increase in power?