43083 Flowmaster 80 Series Crossflow Muffler - 3.00" (O) / 2.5" OUT (D) - Aggressive Sound

52580 Flowmaster 80 Series Crossflow Muffler - 2.50 Offset In / 2.50 Same Side Out - Aggressive Sound

842580 Flowmaster 80 Series Crossflow Muffler 409S -2.50 In / Out Same Side Out-Moderate/Aggressive Sound

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