2012 GMC Sierra Exhaust Headers & Manifolds
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ATP®Natural Exhaust ManifoldGMC Sierra 2012, 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 - $365.19 - TRQ®Exhaust ManifoldGMC Sierra 2012, 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 you...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
- Dorman®Exhaust ManifoldGMC Sierra 2012, 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$74.82 - $209.14
- Dorman®Exhaust Manifold Hardware KitGMC Sierra 2012, 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$9.06 - $46.86
- TRQ®Stainless Steel Exhaust Manifold KitGMC Sierra 6.6L 2012, 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 vehicle in...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 2012, 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 sure...Helps your vehicle emit harmless gasesDirect OEM replacement$80.23 - $92.75
- SKP®Exhaust ManifoldGMC Sierra 2012, 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$65.83 - $97.46
- Gibson®Performance Stainless Steel Short Tube Exhaust HeadersGMC Sierra without Air Injection, EGR System 2012, Performance Stainless Steel Short Tube Exhaust Headers by Gibson®. Primary Tubing Diameter: 1.5". Collector Outlet Diameter: 2.5". Header Style: Short Tube. Let your engine breathe and...Increases low and mid-range horsepower and torqueIncreases engine efficiency$793.84 - $949.45Save: 12%$699.19 - $836.24
- ACDelco®Genuine GM Parts™ Exhaust ManifoldGMC Sierra 2012, 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: up to 16%$141.87 - $576.92
- aFe®BladeRunner Ductile Iron Exhaust ManifoldGMC Sierra Regular Cab / Extended Cab / Crew Cab 6.6L 2012, 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...Thick wall construction and reinforced ribs for maximum durabilityOutflows the factory exhaust manifolds, improving performance and throttle response$675.00Save: $67.50 (10%)$607.50
- Flowmaster®Scavenger Series Elite 4-1 One-Piece Style Stainless Steel Silver Ceramic Coated Short Tube Exhaust HeadersGMC Sierra 4.8L / 5.3L 2012, Scavenger Series Elite 4-1 One-Piece Style Stainless Steel Silver Ceramic Coated Short Tube Exhaust Headers by Flowmaster®. Primary Tubing Diameter: 1.63". Collector Outlet Diameter: 2.5". Color: Silver....Increases horsepower and torqueImproves engine efficiency and throttle response$849.95
- PPE®Exhaust Manifold with Up-PipesGMC Sierra 2012, 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 the Up...Thoughtfully designed to match your diesel engine needsMade to help enhance the performance of your vehicle$1,070.98 - $1,511.99
- Mahle®Exhaust Pipe to Manifold GasketGMC Sierra 4.8L 2012, Exhaust Pipe to Manifold Gasket by Mahle®. Position: Front. 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$4.16
- Kooks®Stage 8 Locking Exhaust Header Bolt KitGMC Sierra 1500 Denali / SL / SLE / SLT / WT / XFE 2012, Stage 8 Locking Exhaust Header Bolt Kit by Kooks®. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and...Expertly crafted from premium materialsDesigned to match rigorous quality standards$54.00
- Kooks®Torque™ Stainless Steel Short Tube Exhaust HeadersGMC Sierra 2012, Torque™ Stainless Steel Short Tube Exhaust Headers by Kooks®. Primary Tubing Diameter: 1.625"-1.75". Collector Outlet Diameter: 2.5". Header Style: Short Tube. This product is made of high-quality materials to serve...Expertly crafted from premium materialsDesigned to match rigorous quality standards$1,639.39
- SKP®Exhaust Manifold BracketGMC Sierra 2012, Exhaust Manifold Bracket 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$20.34
- SKP®Exhaust Manifold Hardware KitGMC Sierra 4.8L / 5.3L / 6.0L / 6.2L 2012, 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...Designed to send the engine power to both the front and rear axlesDirect-fit replacement for your overworked, out-of-shape transfer case$11.71
- JBA®Cat4ward Stainless Steel Shorty Exhaust HeadersGMC Sierra 2012, Cat4ward Stainless Steel Shorty Exhaust Headers by JBA®. Collector Outlet Diameter: 2.5". Header Material: Stainless Steel. Header Style: Short Tube. JBA shorty headers are one of the best performance upgrades available...Mandrel-bent stainless steel primary tubesPatented JBA Firecone® collector$642.95 - $799.95
- Fel-Pro®Exhaust Manifold Gasket SetGMC Sierra 2012, 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 gaskets...Ensures reliable sealing performanceMade using advanced technologies and molded rubber chemistry$13.80 - $35.08
- Elring®Exhaust Manifold GasketGMC Sierra 2012, 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 standard....OE quality parts from top original equipment and aftermarket manufacturersThe finest quality at a great price$19.88
- Remflex®Exhaust Header GasketGMC Sierra 2012, Exhaust Header Gasket 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 or a race...Designed to crush 50%This allows them to fill gaps in the flange surface up to 1/16"$13.43 - $31.83
- ACDelco®Genuine GM Parts™ Exhaust Manifold GasketGMC Sierra 2012, 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 and...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$23.18 - $49.48Save: up to 16%$19.71 - $41.72
- Mahle®Exhaust Manifold GasketGMC Sierra 4.8L / 5.3L / 6.0L / 6.2L 2012, 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...High quality at an affordable priceExpertly made from premium materials$14.71
- ACDelco®Genuine GM Parts™ Exhaust Manifold Gasket SetGMC Sierra 4.3L 2012, Genuine GM Parts™ Exhaust Manifold Gasket Set by ACDelco®. Designed utilizing the latest technology, this product by ACDelco features premium quality and will perform better than advertised. Perfect for your...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$55.27Save: $9.33 (17%)$45.94
- PPE®304 SS Exhaust Manifold Gasket SetGMC Sierra 6.6L 2012, 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 materials...Great way to improve the performance of your truckSynonymous with quality, efficiency, and dependability$19.79
- Mahle®Exhaust Manifold Gasket SetGMC Sierra 2012, 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 will meet your needs and...High quality at an affordable priceExpertly made from premium materials$14.67 - $25.22
- Enginetech®Exhaust Manifold Gasket SetGMC Sierra 1500 6.0L / 6.2L 2012, Exhaust Manifold Gasket Set by Enginetech®. This top-grade product is expertly made in compliance with stringent industry standards to offer a fusion of a well-balanced design and high level of...Rigorously tested to withstand years of abuseDesigned with innovative manufacturing techniques$12.12
- Patriot Exhaust®Percy's Seal-4-Good™ Exhaust Header GasketsGMC Sierra 2012, Percy's Seal-4-Good™ Exhaust Header Gaskets by Patriot Exhaust®. This superior Patriot Exhaust product is just for you. Carefully designed for maximum performance, is will more than just meet your needs and...Special "dead soft" aluminum conforms to flange to make an excellent sealSolid metal gasket will not blow out$44.95
- Fel-Pro®Exhaust Manifold Hardware KitGMC Sierra 4.8L / 5.3L / 6.0L / 6.2L 2012, 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...Direct OEM replacement for a proper fitEnsures reliable sealing performance$28.25
- Dorman®Exhaust Manifold to Cylinder Head Repair ClampGMC Sierra 2012, Exhaust Manifold to Cylinder Head Repair Clamp by Dorman®. Easily repair exhaust leaks without removing broken manifold bolts with Dorman's Exhaust Manifold to Cylinder Head Repair Clamp. This Manifold Repair Clamp...Eliminates the need to remove cylinder head, saving you time and moneyReduces installation time$35.66 - $36.47
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