Flowmaster American Thunder Cat-back Exhaust System 1978-chevrolet-c20-suburban-esi2637992 02 in Rectangular Port -

02 in Rectangular Port - Composite - Victor JR 23 Degree Heads - Small Block Chevy - Pair

940 in Head - 0

Delay Box - Lightning Plus - Digital - Illuminated - Crossover Delay - Aluminum - Natural - Each

125 in Thick - Steel - Zinc Oxide - GM LS-Series - Each

Cab Grab Handle - Exterior - 10 in Long - Mounting Hardware Included - Aluminum - Black Powder Coat - Each

Flowmaster American Thunder Cat-back Exhaust System 1978-chevrolet-c20-suburban-esi2637992 02 in Rectangular Port -For the person who wants the look of a traditional dual exhaust system with all the benefits that a Flowmaster Cat back exhaust system provides. This dual out American Thunder cat back exhaust system is the perfect choice with 3. 00 inch mandrel bent aluminized steel inlet tube flowing into an 80 Series Cross flow performance muffler for a deep powerful sound. The system uses the factory hanger locations for an easy installation and features dual 2.