Give your vehicle a throaty purr with a GMC Accessories Exhaust Upgrade System. This system helps to reduce restrictions in the exhaust pipes and expands the diameter of stock pipes, allowing your engine to breathe better. This GMC Accessory can help to personalize, customize, or optimize the capability of your vehicle for your lifestyle and use.
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The greater of either the balance of the vehicle's bumper to bumper warranty or 12 months / 12,000 miles
Yes, upgrading your exhaust system enhances the sound, performance, and style of your stock exhaust system. It reduces restrictions in the exhaust pipes and expands the diameter of stock pipes, allowing your engine to breath better.
Yes, if you notice an exceptionally loud noise coming from your exhaust, new vibration, loss of engine power, rumbling noise from engine, extreme smell of exhaust gas, decreased fuel efficiency, rust or corrosion, or loose or damaged parts. Any of these signs could signify problems with your exhaust system that need to be diagnosed immediately.
Yes, regularly inspect your exhaust system for rust/corrosion, loose parts, disconnected components, failed welds, and damage. Always be aware of any irregular sound, new vibrations, loss of engine power, or extreme smell of exhaust gas. If you are going to put your vehicle through heavy use, inspect and tighten any loose exhaust components beforehand and check for damage afterwards. It is also important to be cautious with large bumps, dips, and hazardous road conditions that could damage your exhaust system.
GM Part #23442234
GM Part #23442234
