Flowmaster American Thunder Header-Back Exhaust System - 2-1/2 in Diameter - Dual Rear Exit - Ford Mustang 1967-70 TCI Automotive 260 lb/in Spring Rate

260 lb/in Spring Rate

Kit includes braided lines (#3 line with -4AN ends)

1986-1996 Oldsmobile 98

excluding boost

These manifolds feature CNC blended port matched runners

Flowmaster American Thunder Header-Back Exhaust System - 2-1/2 in Diameter - Dual Rear Exit - Ford Mustang 1967-70 TCI Automotive 260 lb/in Spring RatePrebent pipe kits. Flowmaster's 16 gauge mandrel bent pipe kits are designed to fit perfectly onto your vehicle with all the quality and performance that you would expect from Flowmaster. Features: Mandrel Bent 16 Gauge Aluminized Tubing 3 Year Limited Warranty Aggressive And Powerful Exterior Exhaust Tone Includes Hangers and Hardware For Easy Installation Header Back System Dual Out Rear Exit Dyno Tuned for Maximum Performance Vehicle Applications: