Flowmaster - Flowmaster American Thunder Cat-back Exhaust System Intake Manifold - Super Victor

Intake Manifold - Super Victor - Square Bore - Single Plane - Aluminum - Natural - Vortec - Small Block Chevy - Each

4 in Diameter - 1 in x 24 Spline - Sprung Hub - Organic - Various Subaru Applications - Kit

Main Bearing - Duraglide - Standard - Small Block Chevy - Kit

Pushrod - 6

Fitting - Hose End - AQP/Startlite - 45 Degree - 16 AN Hose Crimp to 16 AN Female Swivel - Aluminum - Red / Silver - Each

Flowmaster - Flowmaster American Thunder Cat-back Exhaust System Intake Manifold - Super VictorOur American Thunder cat back exhaust system for 2007 2013 GM Silverado Sierra 1500 with the 5. 3L engine, is perfect for the person looking for moderately aggressive sound levels both inside and outside of the truck. This bolt on emissions legal system features 3. 00 inch mandrel bent stainless steel tubing flowing into a Super 40 Series muffler, for a deep powerful sound. The mandrel bent 2. 50 inch stainless steel tailpipes can be configured with