Flowmaster Super 10 Muffler 409S - 3.00 Center In / 3.00 Center Out - Aggressive Sound U-Joint studs are more resistant to

studs are more resistant to flex and will provide a more positive seating

18 in Rectangular Port

2001-2006 Chevrolet Silverado 3500

Exhaust Gasket: FEL-PRO

Flowmaster Super 10 Muffler 409S - 3.00 Center In / 3.00 Center Out - Aggressive Sound U-Joint studs are more resistant toSuper 10 Muffler 409S 3. 00 Center In 3. 00 Center Out Aggressive Sound Universal Race Muffler Not a direct fit. Some adaptation required. Super 10 Series 409S stainless steel, single chamber mufflers. Intended for customers who desire the loudest and most aggressive sound that they can find. Because these mufflers are so aggressive, they are recommended (Only) for off highway use and not for street driven vehicles. These mufflers utilize the same