Flowmaster Super 10 Muffler Dual 2-1/2 Inlet/Outlets 9-3/4 x 4-1/4" Oval Body 6-1/2" Long - Stainless BR30014 They're made from heavy-gauge

They're made from heavy-gauge

All gauges feature AutoMeter's E-Z View Digital LED Display System which maximizes readability and minimizes distracting high speed digit changes

Includes part numbers 4514-16 studs

Pontiac Grand Prix 2004

Flowmaster Super 10 Muffler Dual 2-1/2 Inlet/Outlets 9-3/4 x 4-1/4" Oval Body 6-1/2" Long - Stainless BR30014 They're made from heavy-gaugeFlowmaster's Super 10 Series 409S Stainless Steel Single Chamber mufflers are intended for customers who desire the loudest and most aggressive sound 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 patented Delta Flow technology that is found in Flowmaster Other Super series mufflers to deliver maximum performance. Super 10 Series