GMC Sierra 1500 Performance Exhaust - Gibson - Patriot Skull Series Cat-Back - Single - Black - `11-`13
GMC Sierra 1500 Performance Exhaust - Gibson - Patriot Skull Series Cat-Back - Single - Black - `11-`13

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GMC Sierra 1500 Performance Exhaust - Gibson - Patriot Skull Series Cat-Back - Single - Black - '11-'13 brings a tougher voice to your 2011–2013 Sierra 1500. This cat-back delivers bold sound and durable performance.
Built from stainless steel with mandrel-bent tubing, it uses a baffled/chambered muffler with no packing for a deep, powerful note and minimal interior drone. A 6-inch black Cerakote rolled-edge slash-cut tip with a stainless American flag badge completes the look. Factory-style hangers and included hardware make bolt-on installation straightforward. Made in the USA with a limited lifetime warranty. Check local laws; this aggressive system may exceed some state sound requirements.
Features
- 2011–2013 GMC Sierra 1500 fitment
- Stainless steel, mandrel-bent tubing
- Baffled/chambered muffler; no packing
- 6 in. black Cerakote clamp-on tip with stainless American flag badge
- Single cat-back; hardware and factory-style hangers included
- Minimal interior drone; aggressive exterior sound
Questions? Call us at 512-982-9393 (TX) or 562-981-6800 (CA). We have locations in Austin, Texas and the Los Angeles, California area offering professional installation and customization.
If you’re considering multiple items, contact us for shipping discounts. We install on premises at both locations.
CA Residents: WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov




