Create a big rig look and feel by installing GMC exhaust smoke stacks on your pickup. Your smoke stacks for GMCs are custom configured to fit your specific pickup. These GMC diesel exhaust stacks arrive complete with everything you need to swap out your stock exhaust system.
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You get two 6" diameter, 36" tall angle-cut stacks in a brilliant polished finish. A 1-year lower price guarantee applies to our GMC MBRP smokestacks. Plus, shipping our GMC accessories is free. So, you save a pretty penny by ordering your stacks through our online auto parts and accessories store.