Flowmaster 817390 Header-back System 409S - Dual Rear Exit - American Thunder -Moderate/Aggressive

H-pipe Crossover for Maximum Power and Deep Tone Super 40 Series Mufflers for Deep Powerful Sound Mandrel-bent 16-gauge Stainless Steel Tubing Includes Hangers and Hardware for Installation Moderate to Aggressive Exterior Exhaust Tone Header-back True Dual Exhaust System Does Not Include Header Reducers Lifetime Limited Warranty