Crossmember Back w/H-Pipe Exhaust System 67-69 Split Rear Dual Exit 3 in cylinder-heads-and-parts Hidden thermostat bypass and heater

Hidden thermostat bypass and heater hose ports with NPT line adapters included

1/8' NPT gauge port located opposite the side inlet

4L V8 1987 - 1991 GMC V1500 Suburban 350/5

3 V8 1968 - 1979 Chevrolet El Camino 350/5

Crossmember Back w/H-Pipe Exhaust System 67-69 Split Rear Dual Exit 3 in cylinder-heads-and-parts Hidden thermostat bypass and heaterPypes 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, stainless steel pipe ensures maximum exhaust gas flow, which can significantly boost horsepower. The stainless construction of our pipes and mufflers enables them to resist corrosion and extends the life of the system. Our