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Ships within 48 hours · Estimated delivery Aug 5 - Aug 10
Please select SO or HO above
Eliminate an exhaust restriction and increase flow with this High Flow Non-EBPV Turbine Outlet for use in your 1999
pressure testing
This updated version also adds an additional row of oil passageways for greater heat dissipation
Prevent oil from contaminating your intake
2007.5-2010 Duramax LMM Cab & Chassis 4" Cat Back Race Pipe w/ Muffler (431012) 2006.5 - 2007 GM EGR Upgrade Please select SO or HO2007. 5 2010 Duramax LMM Cab & Chassis 4" Cat Back Race Pipe w Muffler (431012) Constructed out of 16 gauge aluminized steel or T409 Stainless, this exhaust system is designed to simplify installation with included clamps, preweld contour bends and improved flanges. Enjoy a noticeable boost in performance, lowered EGTs and amplified air flow with this Flo~Pro system. For powerhouse performance, Flo~Pro delivers horsepower you can hear!