Whiteline Gearbox Crossmember Bushing - Impreza GRB Clearance20 The de-cat pipe will either

The de-cat pipe will either need to be 2

Being smaller

Suppress Rise in Exhaust Pressure & Intake Air Temperature for Safe Power Increase

spot welded and finished with cationic painting

Whiteline Gearbox Crossmember Bushing - Impreza GRB Clearance20 The de-cat pipe will eitherWhiteline boasts a worldwide reputation as a leading manufacturer of replacement, enhancement and performance suspension components that deliver significant gains in vehicle balance, steering precision, grip levels and outright driving performance. Bang For Your Buck! Whiteline's Positive Shift Kit inserts into the factory gearbox mount and results in a greatly improved shift feel and response by reducing the compliance of the heavily voided factory