MagnaFlow 21+ GMC Sierra 3500HD DPF-Back Black Filter-Back 5in Single Passenger Side Rear Exit Windshields>Windows 1) SwitchFire® Assembly

1) SwitchFire® Assembly

The Stage 2 System is comprised of dual rate coil springs

or rock crawling

The MagnaFlow 6in

0-inch leveling spacers can be done at home with the proper tools and safety precautions

MagnaFlow 21+ GMC Sierra 3500HD DPF-Back Black Filter-Back 5in Single Passenger Side Rear Exit Windshields>Windows 1) SwitchFire® AssemblyThe Black DPF series is our premier MagnaFlow Performance DPF Series featuring stainless construction with the added style of a Black Coating applied from tailpipe to tip. MagnaFlow Performance Exhaust System Kit 17072 is made of durable stainless steel and built using CNC precision robotic manufacturing techniques, all backed by MagnaFlows limited lifetime construction warranty and 1 year finish warranty.