Invidia 08+ Subaru WRX/STI 4dr N1 Twin Outlet Single Layer Tip SS Cat-Back Exhaust (HS11STIGTP) 1525 compared to a stock car

compared to a stock car we gained 16 whp and 20 ft/lbs of TQ with the Sport Cats and 19 whp and 26 ft/lbs of TQ with Cat Bypass installed

This history includes making factory radiators for Honda Performance Development (HPD)

Mach Force XP 409 SS Cat-Back Exhaust System with Single Side Exit (49-42056-B) by aFe

High Quality 1-Piece Rotomolded Sealed Housing w/Aux

Invidia 08+ Subaru WRX/STI 4dr N1 Twin Outlet Single Layer Tip SS Cat-Back Exhaust (HS11STIGTP) 1525 compared to a stock carFor a good balance of price and performance, Invidia offers the motorsports enthusiasts a strong line up of Invidia N1 Exhaust is constructed with high quality SUS304 stainless steel, CNC machined flanges, and manufactured with a polished finish. Each system features mandrel bent stainless steel piping for maximum exhaust flow and reduced back pressure. These exhausts are engineered to produce strong mid to top end power gains, as well as an increase