Flowmaster 817104 Header-back System 409S - Dual Rear Exit - American Thunder - Moderate Sound

H-pipe Crossover for Maximum Power and Deep Tone Includes Hangers and Hardware for Easy Installation 80 Series Cross-flow Performance Muffler Mandrel-bent Stainless Steel Tubing Moderate Exterior Exhaust Tone Maximum Ground Clearance Stainless Steel Construction Lifetime Limited Warranty Header-back System