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2011 GMC Sierra 1500
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2011 GMC Sierra 1500 Exhaust Systems | MagnaFlow
Shop MagnaFlow Performance Exhaust Systems for the 2011 GMC Sierra 1500, including cat-back exhaust systems for select engines, trims, and configurations. Engineered to produce MagnaFlow's deep signature exhaust sound, these systems feature premium materials and easy direct-fit installation. 2011 GMC Sierra 1500 exhaust options include 3-inch main piping diameters; black coated, polished, and satin exhaust tip finishes; dual split rear, single passenger side rear, and turn down in front of rear tire exit styles. Use Shop by Vehicle to find the system for your Sierra 1500.