# Gibson 02-05 Chevrolet Silverado 1500 Base 4.3L 2.5in Cat-Back Dual Extreme Exhaust - Stainless For the extremist who wants to take their truck to the next level, this dual bolt-on Cat back system is for you. This system exists behind the rear tires at an aggressive angle with a powerful exhaust tone. You will gain bold street looks with powerful dyno tuned and tested street performance gains. You can expect to experience gains on average of 15-20 horsepower. Gibson muffler provides a mean performance sound and complemented with polished Stainless Tip. Easy bolt-on installation. No welding required. Backed by a Lifetime Limited Warranty. If you want Extreme, this system is it. - Baffled/Chambered Muffler; No Internal Packing - Polished Stainless Slash-Cut Clamp On Tips - Minimal Interior Drone - Aggressive Sound - Incl. All Hardware/Factory Style Hangers - Stainless Steel Mandrel Bent Tubing - Hassle Free Bolt-On Installation - Lifetime Limited Warranty - Superflow™ CFT Muffler This Part Fits: Year Make Model Submodel 2002-2005 Chevrolet Silverado 1500 Base 2002-2006 Chevrolet Silverado 1500 LS 2006 Chevrolet Silverado 1500 LT 2004,2006 Chevrolet Silverado 1500 WT 2004 Chevrolet Silverado 1500 Z71 Off-Road 2007 Chevrolet Silverado 1500 Classic LS 2007 Chevrolet Silverado 1500 Classic LT 2007 Chevrolet Silverado 1500 Classic WT 2002-2005 GMC Sierra 1500 Base 2002 GMC Sierra 1500 HT 2002-2003,2006 GMC Sierra 1500 SL 2002-2006 GMC Sierra 1500 SLE 2003-2006 GMC Sierra 1500 WT 2007 GMC Sierra 1500 Classic SL 2007 GMC Sierra 1500 Classic SLE 2007 GMC Sierra 1500 Classic WT ## Details - **Price:** 2157.05 CAD - **Vendor:** Gibson - **Type:** Catback ## Variants | Variant | Price | Available | |---------|-------|-----------| | Default Title | 2157.05 CAD | In stock | --- > Source: [Standard Auto Part](https://www.standardautopart.com/products/gibson-02-05-chevrolet-silverado-1500-base-4-3l-2-5in-cat-back-dual-extreme-exhaust-stainless) > Updated: 2026-06-28