Crossmember Back w/H-Pipe Exhaust System 67-74 GM Split Rear Dual Exit 2.5 in parking-brakes 5 V8 1970 - 1971

5 V8 1970 - 1971 Pontiac Acadian 454/7

MagnaFlow California Grade CARB Compliant Universal Catalytic Converter 408054 helps keep the check engine light off

reducing downshifting under load

while maintaining a smooth and confident ride quality on the road

) 4 Gasket Included Yes Inlet Attachment Bolt-On Material Stainless Steel Outlet Diameter 2

Crossmember Back w/H-Pipe Exhaust System 67-74 GM Split Rear Dual Exit 2.5 in parking-brakes 5 V8 1970 - 1971Pypes Exhaust Systems are designed to deliver enhanced performance, provide extra punch in the passing lane and improve gas mileage. Fabricated using the highest quality materials, our smooth, seam coated, 16 gauge, mandrel bent, 409 stainless steel pipe ensures maximum exhaust gas flow, which can significantly boost horsepower. The stainless construction material of our pipes and mufflers enables them to resist corrosion and extends the life of the