2018 GMC Sierra Exhaust Systems
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AP Exhaust®Challenge Series Exhaust MufflerGMC Sierra 4.3L / 5.3L 2018, Challenge Series Exhaust Muffler by AP Exhaust®. Today’s exhaust performance market continues to cover a broad spectrum of vehicles. The unique nature of this market is that a product demand is not based...Limited Lifetime Warranty backed by AP Exhaust Products100% aluminized components$92.43 - MagnaFlow®MagnaFlow Series™ Stainless Steel Cat-Back Exhaust System with Dual Side ExitGMC Sierra 2018, MagnaFlow Series™ Stainless Steel Cat-Back Exhaust System with Dual Side Exit by MagnaFlow®. Exhaust System Type: Cat-Back. Exhaust Tubing Material: Stainless Steel. MagnaFlow systems give more horsepower and torque...$1,240.00 - $1,295.00
- MagnaFlow®MagnaFlow Series™ Stainless Steel Cat-Back Exhaust System with Single Side ExitGMC Sierra 2018, MagnaFlow Series™ Stainless Steel Cat-Back Exhaust System with Single Side Exit by MagnaFlow®. Exhaust System Type: Cat-Back. Exhaust Tubing Material: Stainless Steel. Exhaust System Sound: Moderate. MagnaFlow systems...$1,126.00 - $1,274.00
- MagnaFlow®MagnaFlow Series™ Stainless Steel Cat-Back Exhaust System with Split Rear ExitGMC Sierra 2018, MagnaFlow Series™ Stainless Steel Cat-Back Exhaust System with Split Rear Exit by MagnaFlow®. Exhaust System Type: Cat-Back. Exhaust Tubing Material: Stainless Steel. Exhaust System Sound: Moderate. MagnaFlow systems...$1,243.00 - $1,460.00
- MagnaFlow®MagnaFlow Series™ Stainless Steel Cat-Back Exhaust System with Split Side ExitGMC Sierra 4.3L / 5.3L 2018, MagnaFlow Series™ Stainless Steel Cat-Back Exhaust System with Split Side Exit by MagnaFlow®. Exhaust System Type: Cat-Back. Exhaust Tubing Material: Stainless Steel. Main Tubing Diameter: 3". Exhaust...$1,243.00 - $1,460.00
- Flowmaster®Force II™ Stainless Steel Cat-Back Exhaust System with Single Side ExitGMC Sierra 2018, Force II™ Stainless Steel Cat-Back Exhaust System with Single Side Exit by Flowmaster®. Exhaust System Type: Cat-Back. Exhaust Tubing Material: Stainless Steel. The Force II Series is designed for a reach deep tone...$891.95 - $963.95
- Flowmaster®Force II™ Stainless Steel Cat-Back Exhaust System with Split Rear/Side ExitGMC Sierra 143.5" Wheelbase / 153.0" Wheelbase 4.3L / 5.3L 2018, Force II™ Stainless Steel Cat-Back Exhaust System with Split Rear/Side Exit by Flowmaster®. Exhaust System Type: Cat-Back. Exhaust Tubing Material: Stainless Steel. Main...$1,045.95
- Legato Performance®409 SS Cat-Back Exhaust System with Split Rear/Side ExitGMC Sierra 5.3L Gas 2018, 409 SS Cat-Back Exhaust System with Split Rear/Side Exit by Legato Performance®. Exhaust System Type: Cat-Back. Exhaust Tubing Material: 409 SS. Main Tubing Diameter: 3" to 2.5". Exhaust System Sound:...$491.77
- iD Select®ECO GM Direct Fit Catalytic Converter and Pipe AssemblyGMC Sierra 4.3L 2018, ECO GM Catalytic Converter and Pipe Assembly by iD Select®. Converter Configuration: Direct Fit. Position: Center. With 4 O2 Sensor Ports. Catalytic Converter Overall Length: 48". With Y-Pipe. Swap out your...$664.40
- Dorman®Exhaust ManifoldGMC Sierra 2018, Exhaust Manifold by Dorman®. This exhaust manifold was precision-engineered and durably manufactured to match the fit and function of the original manifold on specified vehicles. It includes all necessary gaskets and...Ideal replacement - this exhaust manifold was precision-engineered and durably manufactured to match the fit and function of the stock manifold on specified vehiclesReliable construction - durable materials resist warping, cracking and leaking for long-lasting performance$93.45 - $176.74
- Walker®Ultra™ Direct Fit Catalytic ConverterGMC Sierra with California Emission / with Federal Emission 2018, Ultra™ Catalytic Converter by Walker®. Converter Configuration: Direct Fit. Walker is an OE supplier to many major nameplate vehicle manufacturers. Trust Walker, an...$618.47 - $1,251.74
- BBK®Stainless Steel Short Tube Exhaust HeadersGMC Sierra 5.3L / 6.2L 2018, Stainless Steel Short Tube Exhaust Headers by BBK®. Primary Tubing Diameter: 1.75". Header Style: Short Tube. Gain 12-15 dyno-proven horsepower at the rear wheels just by bolting on a set of BBK long tube,...Developed using CAD (Computer Aided Design) softwareCNC mandrel bent tubes to ensure consistent diameter throughout the tubes$549.99 - $599.99
- Borla®ATAK™ Cat-Back Exhaust System with Dual Side ExitGMC Sierra 143.5" Wheelbase 2018, ATAK™ Cat-Back Exhaust System with Dual Side Exit by Borla®. The product is un-polished. Tip style may vary. Exhaust System Type: Cat-Back. Exhaust System Sound: Aggressive / Loud. When you want the...$1,283.99 - $1,467.99
- Borla®ATAK™ Stainless Steel Cat-Back Exhaust System with Split Rear ExitGMC Sierra 2018, ATAK™ Stainless Steel Cat-Back Exhaust System with Split Rear Exit by Borla®. The product is un-polished. Tip style may vary. Exhaust System Type: Cat-Back. Exhaust Tubing Material: Stainless Steel. Exhaust System...$1,334.99 - $1,515.99
- Dorman®Exhaust Manifold Hardware KitGMC Sierra 6.0L 2018, Exhaust Manifold Hardware Kit by Dorman®. Dorman manifold bolt and spring kits are just what you need to secure the front flange. Dorman offers products like fasteners and solutions to keep your vehicle running its...Direct replacement for a proper fitBuilt to Last$9.44 - $15.60
- MBRP®XP Series™ 409 SS Cat-Back Exhaust System with Dual Side ExitGMC Sierra Double Cab / Crew Cab 4.3L / 5.3L with One-Piece Driveshaft 2018, XP Series™ 409 SS Cat-Back Exhaust System with Dual Side Exit by MBRP®. Exhaust System Type: Cat-Back. Exhaust Tubing Material: 409 SS. Main Tubing Diameter:...$629.99
- MBRP®XP Series™ 409 SS Cat-Back Exhaust System with Single Side ExitGMC Sierra 2018, XP Series™ 409 SS Cat-Back Exhaust System with Single Side Exit by MBRP®. Exhaust System Type: Cat-Back. Exhaust Tubing Material: 409 SS. Exhaust System Sound: Moderate. The XP series exhausts from MBRP is for the...$619.99 - $669.99
- MBRP®XP Series™ 409 SS Cat-Back Exhaust System with Split Rear ExitGMC Sierra 4.3L / 5.3L with One-Piece Driveshaft 2018, XP Series™ 409 SS Cat-Back Exhaust System with Split Rear Exit by MBRP®. Exhaust System Type: Cat-Back. Exhaust Tubing Material: 409 SS. Main Tubing Diameter: 3". Exhaust System...$669.99
- MBRP®XP Series™ 409 SS DPF-Back Exhaust System with Single Side ExitGMC Sierra 6.6L 2018, XP Series™ 409 SS DPF-Back Exhaust System with Single Side Exit by MBRP®. Exhaust System Type: DPF-Back. Exhaust Tubing Material: 409 SS. Main Tubing Diameter: 5". Exhaust System Sound: Moderate. The XP series...$534.99
- aFe®Mach Force XP™ 409 SS Cat-Back Exhaust System with Single Side ExitGMC Sierra Gas 2018, Mach Force XP™ 409 SS Cat-Back Exhaust System with Single Side Exit by aFe®. Exhaust System Type: Cat-Back. Exhaust Tubing Material: 409 SS. Main Tubing Diameter: 3". Exhaust System Sound: Aggressive / Loud. Get...$785.00 - $954.00
- MagnaFlow®OEM Grade Direct Fit Catalytic ConverterGMC Sierra 2018, OEM Grade Catalytic Converter by MagnaFlow®. Converter Configuration: Direct Fit. Without Air Tube. With Pre and Post-Cat O2 Sensor Ports. Catalytic Inlet Diameter: 2.5". Catalytic Outlet Diameter: 2.5". If your car...$930.00 - $1,642.00
- iD Select®Standard Universal Fit Large Oval Body Catalytic ConverterGMC Sierra 6.0L 2018, Standard Catalytic Converter by iD Select®. Converter Configuration: Universal Fit. Position: Front. Catalytic Converter Body Shape: Large Oval. Without Air Tube. Without O2 Sensor Port. Catalytic Inlet Diameter:...$193.39
- aFe®Large Bore HD™ 409 SS DPF-Back Exhaust System with Single Side ExitGMC Sierra Crew Cab 6.6L 2018, Large Bore HD™ 409 SS DPF-Back Exhaust System with Single Side Exit by aFe®. Exhaust System Type: DPF-Back. Exhaust Tubing Material: 409 SS. Main Tubing Diameter: 5". Exhaust System Sound: Moderate. Get...$585.00
- aFe®Large Bore HD™ 409 SS DPF-Back Exhaust System with Split Side ExitGMC Sierra Crew Cab 6.6L without 5th Wheel Package 2018, Large Bore HD™ 409 SS DPF-Back Exhaust System with Split Side Exit by aFe®. This exhaust is designed to convert the standard single exhaust into an aggressive dual exhaust....$785.00 - $865.00
- MBRP®Pro Series™ 304 SS Cat-Back Exhaust System with Dual Side ExitGMC Sierra Double Cab / Crew Cab 4.3L / 5.3L with One-Piece Driveshaft 2018, Pro Series™ 304 SS Cat-Back Exhaust System with Dual Side Exit by MBRP®. Exhaust System Type: Cat-Back. Exhaust Tubing Material: 304 SS. Main Tubing...$784.99
- Borla®Touring™ Stainless Steel Cat-Back Exhaust System with Split Rear ExitGMC Sierra 2018, Touring™ Stainless Steel Cat-Back Exhaust System with Split Rear Exit by Borla®. The product is un-polished. Tip style may vary. Exhaust System Type: Cat-Back. Exhaust Tubing Material: Stainless Steel. Exhaust System...$1,350.99 - $1,529.99
- Borla®Touring™ Stainless Steel Cat-Back Exhaust System with Split Side ExitGMC Sierra 143.5" Wheelbase 5.3L 2018, Touring™ Stainless Steel Cat-Back Exhaust System with Split Side Exit by Borla®. The product is un-polished. Tip style may vary. Exhaust System Type: Cat-Back. Exhaust Tubing Material: Stainless...$1,448.99 - $1,499.99
- AERO Exhaust®TR Series 304 Stainless Steel Round Performance Exhaust ResonatorGMC Sierra 4.3L / 5.3L 2018, TR Series 304 Stainless Steel Round Performance Exhaust Resonator by AERO Exhaust®. Resonator Inlet Diameter: 3". Resonator Outlet Diameter: 3". Resonator Sound: Moderate. Resonator Configuration: Center -...$92.99 - $136.99
- MBRP®Black Series™ Aluminized Steel Cat-Back Exhaust System with Dual Side ExitGMC Sierra Double Cab / Crew Cab 4.3L / 5.3L with One-Piece Driveshaft 2018, Black Series™ Aluminized Steel Cat-Back Exhaust System with Dual Side Exit by MBRP®. Exhaust System Type: Cat-Back. Exhaust Tubing Material: Aluminized...$659.99
- MBRP®Black Series™ Aluminized Steel Cat-Back Exhaust System with Single Side ExitGMC Sierra 4.3L / 5.3L 2018, Black Series™ Aluminized Steel Cat-Back Exhaust System with Single Side Exit by MBRP®. Exhaust System Type: Cat-Back. Exhaust Tubing Material: Aluminized Steel. Main Tubing Diameter: 3". Exhaust System...$639.99
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2018 GMC Sierra Exhaust Reviews
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Posted by Customer / March 15, 20202018 Chevy Silverado 1500