BBK Shorty Exhaust Headers for 1999-2013 Chevy Silverado & GMC Sierra 4.8/5.3L

  
10-13 Horsepower Increase Over Stock. 1-3/4 Primaries for Maximum Flow. 16 Gauge CNC Mandrel Bent Steel Tubing and 3/8 Thick Flanges. Direct Bolt-On for Easy Installation. New Gaskets and Hardware Included. 4.8L and 5.3L. Fits ONLY Full Size 2WD and 4WD Truck and SUV Only. Smaller trucks or smaller SUV like Envoy Denali, Trailblazer SS or SSR.

Important Notice About Header Wrap. Increased Exhaust Flow for More Power. BBK Performance shorty headers will increase your exhaust flow giving you additional horsepower and torque. BBK shorty headers will give your truck a throaty exhaust note.

BBK Performance shorty headers are made from 1-3/4" CNC-machined mandrel bent tubing with 3/8" thick die-stamped flanges. The large diameter primary tube design creates unrestricted airflow for ultimate horsepower gains. These headers are pressure tested to ensure leak free performance. These GM Truck shorty headers are designed as a direct bolt on. For use with factory or any aftermarket catback exhaust.

Kit includes new gaskets and hardware. On The passenger side OE Manifold you must remove the factory OE doughnut gasket and reinstall on the BBK passenger side header so the mid pipe will bolt up and seal. Even with our huge inventory, we may run out of an item. Items must be New, Unused, Not Installed, in the Original Packaging and able to be resold.

Please message us to start a return. No cash or compensation for labor will be given for defects in material and workmanship.

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