2015 GMC Sierra 2500 Exhaust Headers & Manifolds
Select Your Submodel
- ATP®Natural Exhaust ManifoldGMC Sierra 2500 2015, Natural Exhaust Manifold by ATP®. Color: Natural. Header Coating: Uncoated. ATP Graywerks Exhaust Manifolds are a high quality OE replacement alternative. Each manifold is developed off of the original parts...Manufactured to OE design ensuring manifold will line up and flow like the original unitHigh grade metallurgy resists fatigue cracking and breakage$89.83 - $182.52
- TRQ®Exhaust ManifoldGMC Sierra 2500 2015, Exhaust Manifold by TRQ®. Made with quality in mind, this high-grade TRQ exhaust manifold fits right away without any trouble. It is built using the latest technology and innovation to meet your demands and help...Intended to bring your vehicle back to its original gloryBudget-friendly alternative to the OEM part$90.95 - $107.95Save: up to 6%$85.49 - $102.55
- Fel-Pro®Exhaust Manifold Hardware KitGMC Sierra 2500 6.0L 2015, Exhaust Manifold Hardware Kit by Fel-Pro®. Set services one exhaust manifold or two exhaust manifolds. If you are looking for quality sealing solutions, Fel-Pro offers you various replacement products from...Direct OEM replacement for a proper fitEnsures reliable sealing performance$28.25
- Dorman®Exhaust ManifoldGMC Sierra 2500 2015, 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...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$74.82 - $209.14
- Dorman®Exhaust Manifold Hardware KitGMC Sierra 2500 2015, 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$9.06 - $46.86
- TRQ®Stainless Steel Exhaust Manifold KitGMC Sierra 2500 6.6L 2015, Stainless Steel Exhaust Manifold Kit by TRQ®. Position: Driver and Passenger Side. Designed to fit and function exactly as the part it is replacing, this top-grade TRQ exhaust manifold kit will keep your...Intended to bring your vehicle back to its original gloryBudget-friendly alternative to the OEM part$169.95Save: $8.50 (5%)$161.45
- Davico®Exhaust ManifoldGMC Sierra 2500 2015, Exhaust Manifold by Davico®. This product by Davico will be a great solution to replace your failed or damaged exhaust manifold. Once your stock cat fails to perform its job, replacement is the only solution. Make...Helps your vehicle emit harmless gasesDirect OEM replacement$78.34 - $92.75
- SKP®Exhaust ManifoldGMC Sierra 2500 2015, Exhaust Manifold by SKP®. Put your vehicle back to its original condition with this top-notch transfer case component designed to efficiently transmit the engine power to both the front and rear axles through...Designed to send the engine power to both the front and rear axlesDirect-fit replacement for your overworked, out-of-shape transfer case$67.36 - $71.76
- ACDelco®Genuine GM Parts™ Exhaust ManifoldGMC Sierra 2500 2015, Genuine GM Parts™ Exhaust Manifold by ACDelco®. Designed utilizing the latest technology, this product by ACDelco features premium quality and will perform better than advertised. Perfect for your vehicle and...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$167.91 - $682.82Save: 16%$141.87 - $576.92
- aFe®BladeRunner Ductile Iron Exhaust ManifoldGMC Sierra 2500 6.6L 2015, BladeRunner Ductile Iron Exhaust Manifold by aFe®. Replace the exhaust manifold on your Dodge diesel with the BladeRunner manifold. It was created to address a cracking problem with the stock manifold, but...Thick wall construction and reinforced ribs for maximum durabilityOutflows the factory exhaust manifolds, improving performance and throttle response$675.00
- PPE®Exhaust Manifold with Up-PipesGMC Sierra 2500 2015, Exhaust Manifold with Up-Pipes by PPE®. PPE’s High-Flow Exhaust Manifolds and Up-Pipes have a 53% greater flow over stock and are 50 State emissions legal. PPE Manifolds are made from high-quality cast iron and...Thoughtfully designed to match your diesel engine needsMade to help enhance the performance of your vehicle$1,070.98 - $1,511.99
- SKP®Exhaust Manifold BracketGMC Sierra 2500 6.0L 2015, Exhaust Manifold Bracket by SKP®. Position: Rear Driver Side. Put your vehicle back to its original condition with this top-notch transfer case component designed to efficiently transmit the engine power to...Designed to send the engine power to both the front and rear axlesDirect-fit replacement for your overworked, out-of-shape transfer case$20.81
- SKP®Exhaust Manifold Hardware KitGMC Sierra 2500 6.0L 2015, Exhaust Manifold Hardware Kit by SKP®. Put your vehicle back to its original condition with this top-notch transfer case component designed to efficiently transmit the engine power to both the front and rear...Designed to send the engine power to both the front and rear axlesDirect-fit replacement for your overworked, out-of-shape transfer case$9.56
- JBA®Cat4ward Stainless Steel Shorty Exhaust HeadersGMC Sierra 2500 6.0L 2015, Cat4ward Stainless Steel Shorty Exhaust Headers by JBA®. Primary Tubing Diameter: 1.625". Collector Outlet Diameter: 2.5". Header Material: Stainless Steel. Header Style: Short Tube. JBA shorty headers are one...Mandrel-bent stainless steel primary tubesPatented JBA Firecone® collector$642.95 - $799.95
- Stage 8®Steel Nickel plated Header Locking Bolt KitGMC Sierra 2500 6.0L 2015, Steel Nickel plated Header Locking Bolt Kit by Stage 8®. Stage 8 locking fastener solutions are fail-safe when used and installed as directed. They are removable and reusable and can be visually inspected; if...Thoughtfully designed for the highest efficiency and safetyWill provide more breakaway torque than any other locking system$75.82
- ACDelco®Genuine GM Parts™ Exhaust Manifold GasketGMC Sierra 2500 2015, Genuine GM Parts™ Exhaust Manifold Gasket by ACDelco®. Designed utilizing the latest technology, this product by ACDelco features premium quality and will perform better than advertised. Perfect for your vehicle...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$23.18 - $49.48Save: up to 16%$19.71 - $41.72
- Fel-Pro®Exhaust Manifold Gasket SetGMC Sierra 2500 2015, Exhaust Manifold Gasket Set by Fel-Pro®. If you need durable gaskets to prevent leaks on your vehicle, Fel-Pro is the way to go. Engineered using the latest technologies and global engineering resources, the...Ensures reliable sealing performanceMade using advanced technologies and molded rubber chemistry$14.05 - $35.08
- Remflex®Exhaust Header GasketsGMC Sierra 2500 6.0L 2015, Exhaust Header Gaskets by Remflex®. Remflex's unique flexible graphite material has been proven for more than 30 years in industrial applications. Whether you have an old pick-up that needs a manifold gasket...Designed to crush 50%This allows them to fill gaps in the flange surface up to 1/16"$31.83
- Elring®Exhaust Manifold GasketGMC Sierra 2500 6.0L 2015, Exhaust Manifold Gasket by Elring®. For professional repairs, place your trust in gaskets, gasket sets and service parts from Elring - the reliable and experienced supplier of spare parts to original equipment...OE quality parts from top original equipment and aftermarket manufacturersThe finest quality at a great price$10.91
- Mahle®Exhaust Manifold GasketGMC Sierra 2500 6.0L 2015, Exhaust Manifold Gasket by Mahle®. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with customers in mind. It will meet your needs...High quality at an affordable priceExpertly made from premium materials$15.07
- PPE®304 SS Exhaust Manifold Gasket SetGMC Sierra 2500 6.6L 2015, 304 SS Exhaust Manifold Gasket Set by PPE®. PPE is where engineering, design, and quality come together in perfect form. This superior product was crafted using modern manufacturing methods and high-grade...Great way to improve the performance of your truckSynonymous with quality, efficiency, and dependability$19.79
- Mahle®Multi-Layer Steel Exhaust Manifold Gasket SetGMC Sierra 2500 6.6L 2015, Multi-Layer Steel Exhaust Manifold Gasket Set by Mahle®. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with customers in mind. It...High quality at an affordable priceExpertly made from premium materials$25.26
- Chevrolet Performance®Manifold GasketGMC Sierra 2500 Flex / Gas 2015, Manifold Gasket by Chevrolet Performance®. This Chevrolet Performance product is just the option for you in case you want to get the most out of your auto. It is made from first-rate materials to provide...Made from high-quality materialsEnsures unrivaled durability$27.14
- Dorman®Stainless Steel Exhaust Manifold ClampGMC Sierra 2500 6.6L 2015, Stainless Steel Exhaust Manifold Clamp by Dorman®. Color: Silver. Easily repair exhaust leaks without removing broken manifold bolts with Dorman's Exhaust Manifold to Cylinder Head Repair Clamp. This Manifold...Direct replacement for a proper fit every timeReplacement restores drivability and proper engine performance$27.54 - $51.51
- Dorman®Steel Natural Exhaust Manifold to Cylinder Head Repair ClampGMC Sierra 2500 6.0L 2015, Steel Natural Exhaust Manifold to Cylinder Head Repair Clamp by Dorman®. Position: Rear Driver Side. Color: Natural. Header Coating: Uncoated. Easily repair exhaust leaks without removing broken manifold bolts...Eliminates the need to remove cylinder head, saving you time and moneyReduces installation time$35.66
- ACDelco®Genuine GM Parts™ Exhaust Manifold Flange GasketGMC Sierra 2500 6.6L 2015, Genuine GM Parts™ Exhaust Manifold Flange Gasket by ACDelco®. Position: Rear. Designed utilizing the latest technology, this product by ACDelco features premium quality and will perform better than...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$16.37Save: 15%$13.92
- Hedman Hedders®Cast Steel Exhaust ManifoldsCast Steel Exhaust Manifolds by Hedman Hedders®. Primary Tubing Diameter: 1.625". These cast steel manifolds have a low profile. Their design offers excellent clearance, while the thick cast design is extremely durable and dramatically...Made of High Quality Cast SteelBuilt to Last$422.30 - $512.44
- Dorman®Brass Exhaust Manifold Hardware KitBrass 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 best.Direct replacement for a proper fitBuilt to Last$5.63
- Vibrant Performance®Stainless Steel Exhaust FlangeUniversal Stainless Steel Exhaust Flange by Vibrant Performance®. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with customers in mind. It will meet your...High quality at an affordable priceExpertly made from premium materials$5.75 - $69.99
- Walker®Manifold Stud Bolt KitManifold Stud Bolt Kit by Walker®. With their extensive selection of accessories and hardware for the exhaust system, Walker will provide you with everything needed to do the complete exhaust job. When you choose Walker accessories, you...Makes installation quick and easyOptimal OE-style fit and quality$0.63 - $1.39