Fujitsubo Sports Catalyzer Exhaust - Subaru Impreza WRX STI (2005+) GDB 51220-SK7-003 but improved flow for greater

but improved flow for greater heat transfer

boost by rpm

accompanied by a significant increase in performance

minimal to no bumper cover/reinforcement modification is necessary for installation

the rear grip force increases too much and the car tends to understeer

Fujitsubo Sports Catalyzer Exhaust - Subaru Impreza WRX STI (2005+) GDB 51220-SK7-003 but improved flow for greaterEstablished in 1931, Fujitsubo have been manufacturing exhausts in Japan for many years, providing them with the sort of experience that's required to craft some of the best exhausts on the market. A JDM brand in the purest sense, Fujitsubo exhausts have been widely recognised as being some of the best systems available. Fujitsubo's downpipes are designed with the same high quality in mind as their exhausts. With a larger diameter bore, lighter and