Big Gun 17in Standard Packing Kit 2005-pontiac-bonneville-se-esi6339555 Muffler contains Polyphonic Harmonizer technology

Muffler contains Polyphonic Harmonizer technology

000 12pt 7/16 Wrenching Black Oxide Bolts (5/pkg)

EPA compliant

helping to level your vehicle when towing or hauling a hevy load for a safe

Big Gun 17in Standard Packing Kit 2005-pontiac-bonneville-se-esi6339555 Muffler contains Polyphonic Harmonizer technologyPacking is one of the most important elements of your exhaust. All Big Gun mufflers are packing style mufflers, which means they eventually require maintenance. Ensuring you have an appropriate amount of packing will prolong the life of the exhaust. High temp loose fill packing material condensed into an outer casing (resembling a pillow) Maintains noise levels while keeping the power gains from your exhaust at their peak Can be used with most current