Maximum Flow Muffler - Single 4" Inlet Centered/Outlet Centered STI Laser-etched timing marks

Laser-etched timing marks

Many turbo housings comes in 4-inch and others come in 3-inch

This adapter supports 2JZ-VVT and 1JZ-VVT with the ETCS-i electronic throttle body

Factory magnet and oil level gauge must be used

Maximum Flow Muffler - Single 4" Inlet Centered/Outlet Centered STI Laser-etched timing marksThe Hooker Maximum Flow muffler actually flows 99% and produces more horsepower and torque than a 2 1 2" open pipe. The Maximum Flow is constructed of an aluminized steel case with a stainless steel internal core and uses a high temperature packing material to absorb excessive noise while allowing a mellow powerful sound. As with all absorption type silencers, the Maximum Flow will be most effective for sound control with lower compression (8. 5 to 1