Flowmaster American Thunder Crossmember-Back Exhaust System 2004-cadillac-escalade-esv-esi1310738 52 Ratio - Full Roller

52 Ratio - Full Roller - Chromoly - Small Block Chevy / GM V6 - Set of 8

510 in - Duration 308 / 318 - 112 LSA - 1500 / 6500 RPM - Small Block Chevy - Kit

630 in - Duration 313 / 322 - 106 LSA - 4500 / 7500 RPM - Small Block Chevy - Each

Valve Spring - Dual Spring - 283 lb/in Spring Rate - 1

The all new aluminum Track Warrior weighs up to 40% less and adds horsepower and torque

Flowmaster American Thunder Crossmember-Back Exhaust System 2004-cadillac-escalade-esv-esi1310738 52 Ratio - Full RollerThis American Thunder exhaust system is specifically designed for 1963 1966 Chevrolet C10 and GMC 1000 series 2 wheel drive, non X Frame V8 trucks without the torsion bar front suspension. The system is perfect for the person looking for an aggressive to moderate exterior and interior sound level. Starting just after factory manifold downpipes or a set of headers, this exhaust system comes complete with a built in H pipe crossover and all mandrel bent