The MagnaFlow 35in Round Glasspack Performance Exhaust Muffler 18124 enhances your ride with the deep classic sound that glasspack mufflers are known for The round muffler body features a freeflowing reversible straightthrough 2/2in diameter configuration and single stage packing with a satin finish This weightoptimized glasspack muffler is engineered to bring out the inner hot rod in your ride with plenty of volume and dynoproven performance so please check to ensure compliance with local noise regulations 18124 offers flexibility when it comes to installation thanks to its universal design however professional installation is recommended Muffler 18124 is made of corrosion resistant aluminized steel and produced using CNC precision robotic manufacturing techniques all backed by MagnaFlows 90day limited construction warranty