Flowmaster 842583 80 Series Muffler 409S – 2.50 Offset In / 2.50 Dual Out – Aggressive Sound

80 Series Crossflow Stainless Steel – 2.50 Offset In / 2.50 Dual Out – Aggressive Sound; The 80 series is a cross-flow design for applications where the muffler is mounted transversely behind the rear end. Delivering an aggressive muscle car sound both inside and outside the vehicle, this is an excellent replacement for Camaros and Firebirds with transverse mufflers. Constructed of 16 gauge 409S stainless steel and fully MIG welded for maximum durability.;