ISR Performance O2 Sand Cast Turbine Outlet - Nissan SR20DET

Factory Nissan SR20DET O2 housing are extremely restrictive, ISR Performance Cast 3" O2 Housing are substantially larger allowing the exhaust to flow more efficiently compared to stock ISR Performance Cast O2 Housing is a true 3" O2 housing as Most other O2 housings are 2.7".

What’s in the Box:

1x O2 Sand Cast Turbine Outlet

1x 5 bolt exhaust gasket

1x 3 bolt exhaust gasket

3x Exhaust studs

3x nuts

3x lock washers

** All ISR Performance Products are Designed for Off Road Use Only **