GMC Sierra 1500 Performance Exhaust – Flowmaster American Thunder Cat-Back Quad Tips, Black Ceramic Coated (2019-2026). A bolt-on system that brings an aggressive outside note with a moderate interior tone for 5.3L trucks.

This emissions-legal cat-back uses mandrel-bent 3.00-inch stainless tubing into a Super 40 Series muffler, then dual 2.50-inch tailpipes capped with quad 4.00-inch black ceramic-coated stainless tips exiting under the factory bezels. It reuses factory hanger locations and includes all parts and hardware for an at-home install. Fits 2019-2026 GMC Sierra 1500/Chevrolet Silverado 1500 new body Crew Cab and Double Cab with 5.5 or 6.5-ft beds and the factory dual-exhaust option. Does not fit 2019 LD/classic, single-exhaust, or Multimatic suspension models. Maximum dyno gains: 15 hp and 19 lb-ft at the rear wheels.

Features

• Aggressive exterior, moderate interior tone
• Super 40 Series muffler
• 3.00 in stainless main, dual 2.50 in tails
• Quad 4.00 in black ceramic-coated tips
• Uses factory hangers; hardware included
• Max dyno gains: 15 hp/19 lb-ft at wheels

Questions or want help choosing the right setup? Call Austin, TX at 512-982-9393 or our Los Angeles, CA area shop at 562-981-6800. We offer installation and customization at both locations.

If you are considering multiple items, contact us for possible shipping discounts. We install on premises at both locations.

CA Residents: WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov