gains will be minimal with just a muffler or catback, add in an intake and header and you may get 12-18hp, some engines see as high as 25hp gains, depends on the motor.
__________________
Distributor of proven performance products from top manufacturers such as:
Top Secret, Ings+1, J's Racing, Varis, Amuse, ASM, GP Sports, Air Walker, Garage Defend, Kakimoto, BuddyClub, Feel's, Fujitsubo, Porterfield, KG/MM, ORC, Spoon, Mugen, and more than 200 others. If it's in a Hyper Rev, it's in our reach.
http://www.bulletproofautomotive.com
|