{"product_id":"gibson-88-89-gmc-c3500-sierra-7-4l-3in-cat-back-single-exhaust-stainless","title":"Gibson 3in Cat-Back Single Exhaust | GMC C3500 Sierra (88-89) (615556L)","description":"\u003ch1\u003eGibson Exhaust\u003c\/h1\u003e\n\u003ch2\u003eFits 1988–1989 GMC C3500 Sierra 7.4L\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003ePart #:\u003c\/strong\u003e 615556L\u003c\/p\u003e\n\u003ch3\u003eOverview\u003c\/h3\u003e\nThe Gibson 88-89 GMC C3500 Sierra 7.4L 3-inch Cat-Back Single Exhaust is designed to enhance your truck’s performance and sound. Crafted from durable stainless steel, this exhaust system is engineered for drivers seeking increased power, improved towing capacity, and a more aggressive exhaust note. Its bolt-on installation ensures a hassle-free upgrade that delivers professional-looking results, making it an ideal choice for enthusiasts and everyday drivers alike who want to maximize their vehicle’s potential.\nThis exhaust system not only boosts horsepower and torque but also provides a sleek, polished stainless tip that complements your truck’s rugged aesthetic. Whether you're hauling heavy loads or enjoying spirited drives, this exhaust helps your vehicle perform at its best while adding a refined touch to its appearance.\n\u003ch3\u003eKey Features\u003c\/h3\u003e\nThis Gibson exhaust system features a high-quality stainless steel construction designed for longevity and corrosion resistance. Its 3-inch diameter pipe optimizes exhaust flow for better response and power delivery. The system exits behind the rear tire near the stock location, maintaining a factory-like appearance while providing noticeable performance gains. The polished stainless tip adds a stylish finishing touch, enhancing your truck’s overall look. Easy to install with standard tools, this system is built to support your vehicle’s performance needs without complicated modifications.\n\u003ch3\u003eConstruction \u0026amp; Design\u003c\/h3\u003e\nConstructed from premium stainless steel, this exhaust system is designed to withstand harsh conditions and resist rust. Its precise mandrel bends ensure smooth exhaust flow, reducing backpressure and maximizing efficiency. The polished stainless tip is crafted for durability and aesthetic appeal, providing a clean, professional finish.\n\u003ch3\u003ePerformance \u0026amp; Response\u003c\/h3\u003e\nThis exhaust helps improve acceleration, hill climbing, towing, and passing power. Dyno-tested results have demonstrated increases of up to 32 horsepower and 60 ft-lbs of torque, supporting your vehicle’s performance enhancements. The system’s design promotes a deeper, more aggressive exhaust note that enhances driving enjoyment without excessive noise.\n\u003ch3\u003eInstallation \u0026amp; Fitment\u003c\/h3\u003e\nDesigned for direct bolt-on installation, this exhaust system fits 1988–1989 GMC C3500 Sierra 7.4L models. It requires no cutting or welding, allowing for straightforward installation with basic hand tools. Proper fitment ensures a secure, leak-free connection and a professional appearance.\n\u003ch3\u003eWhat’s Included\u003c\/h3\u003e\nThe package includes the complete cat-back exhaust system with all necessary hardware for installation, ensuring a seamless upgrade process.","brand":"Gibson","offers":[{"title":"Default Title","offer_id":51643453636895,"sku":"615556L","price":590.69,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0229\/3877\/files\/ad2abc89552ab1783d566491f1a5a678_2a64b740-6d4c-4e4d-9881-577846690f7b.jpg?v=1771327036","url":"https:\/\/shop.wheelflip.com\/products\/gibson-88-89-gmc-c3500-sierra-7-4l-3in-cat-back-single-exhaust-stainless","provider":"WheelFlip","version":"1.0","type":"link"}