The JBA 409 stainless mid-pipe for 2001–2006 GM trucks with the 8.1L and 4L80-E transmission opens exhaust flow and enhances exhaust note. Hand-polished for a custom look, it includes O2 sensor provisions, factory-style hangers and heavy-duty flanges for a secure installation. This mid-pipe is not legal for street use on catalytic converter equipped vehicles in California or states that follow California emissions regulations; intended for closed-course competition.
JBA 01-06 GM Truck 8.1L (w/4L80-E Trans) 409SS Emissions Legal Mid Pipes