2018 Chevy Impala Exhaust Headers & Manifolds
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Dorman®Stainless Steel Natural Exhaust Manifold with Integrated Catalytic ConverterChevy Impala 3.6L with California Emission, PZEV Standard 2018, Natural Stainless Steel Exhaust Manifold with Integrated Catalytic Converter by Dorman®. Color: Natural. Header Coating: Uncoated. More like a complete kit than a single...Includes heat-shield for protection of hoses, wiring, and other engine componentsConstruction protects against warping and/or cracking$383.51 - $429.58 - Eastern Catalytic®ECO GM Stainless Steel Exhaust Manifold with Integrated Catalytic ConverterChevy Impala 3.6L with California Emission 2018, ECO GM Stainless Steel Exhaust Manifold with Integrated Catalytic Converter by Eastern Catalytic®. If you need to replace your failed or damaged manifold, this product is the right...Direct OEM replacementConverts harmful engine emissions to less dangerous gases and water vapor$427.17 - $451.63
- Dorman®Cast Iron Natural Exhaust ManifoldChevy Impala 2.5L 2018, Cast Iron Natural 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...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$84.09
- Dorman®Exhaust Manifold Hardware KitChevy Impala 2.5L 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...Direct replacement for a proper fitBuilt to Last$13.98
- ACDelco®Genuine GM Parts™ Cast Iron Exhaust ManifoldChevy Impala 2.5L 2018, Genuine GM Parts™ Cast Iron Exhaust Manifold by ACDelco®. Collector Outlet Diameter: 1.57" (40.00 mm). Designed utilizing the latest technology, this product by ACDelco features premium quality and will perform...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$166.38Save: $24.96 (15%)$141.42
- iD Select®ECO GM Stainless Steel Exhaust Manifold with Integrated Catalytic ConverterChevy Impala 3.6L with California Emission 2018, ECO GM Stainless Steel Exhaust Manifold with Integrated Catalytic Converter by iD Select®. Swap out your worn-out or malfunctioning part with this top-notch exhaust product from iD...Direct OEM replacement for your malfunctioning exhaust partMade to deliver the ultimate in quality, reliability, and value$363.54 - $397.24Save: 10%$327.19 - $357.51
- Elring®Exhaust Pipe to Manifold GasketChevy Impala 3.6L 2018, Exhaust Pipe to Manifold Gasket by Elring®. Is your car noisier these days? Can you smell exhaust fumes in the cabin? Exhaust system repairs should not be put off, both for safety and legal reasons, but before...OE quality parts from top original equipment and aftermarket manufacturersThe finest quality at a great price$5.50
- Patriot Exhaust®Sprint Style Exhaust Header Weld-Up KitChevy Impala 2018, Sprint Style Exhaust Header Weld-Up Kit by Patriot Exhaust®. Collector Outlet Diameter: 3". This superior Patriot Exhaust product is just for you. Carefully designed for maximum performance, is will more than just...Expertly crafted from premium materialsQuality design and workmanship$205.01 - $271.25
- Patriot Exhaust®Steel Hi-Temp Black Coated Tight Tuck Street Rod Exhaust HeadersChevy Impala 2018, Steel Hi-Temp Black Coated Tight Tuck Street Rod Exhaust Headers by Patriot Exhaust®. Primary Tubing Diameter: 1.75". Collector Outlet Diameter: 2.5". Color: Black. Header Coating: Ceramic. This superior Patriot...Expertly crafted from premium materialsQuality design and workmanship$408.95
- Fel-Pro®Exhaust Manifold Gasket SetChevy Impala 3.6L 2018, 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$8.66
- ACDelco®Genuine GM Parts™ Exhaust Manifold GasketChevy Impala 2.5L 6T45 Transmission 2018, 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....Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$9.95Save: $1.56 (16%)$8.39
- Mahle®Exhaust Manifold GasketChevy Impala 2.5L 2018, 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 and...High quality at an affordable priceExpertly made from premium materials$14.81
- Mahle®Exhaust Manifold Gasket SetChevy Impala 3.6L 2018, 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...High quality at an affordable priceExpertly made from premium materials$7.18
- Patriot Exhaust®Exhaust Header GasketsChevy Impala 2018, 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 expectations. This product is...Manufactured from thick, tear resistant materialSpecifically cut to match all Patriot Exhaust headers$54.95
- Patriot Exhaust®Percy's Seal-4-Good™ Exhaust Header GasketsChevy Impala 2018, Percy's Seal-4-Good™ Exhaust Header Gaskets by Patriot Exhaust®. The Percy's Seal-4-Good Reusable Flange Gaskets are multi-layered and made from a special "Dead Soft" Aluminum, which conforms to header flanges for...Special "dead soft" aluminum conforms to flange to make an excellent sealSolid metal gasket will not blow out$44.95
- Walker®Perforated Metalwith Fiber Core and Fire Ring 2-Bolt Exhaust Manifold Flange GasketChevy Impala 3.6L 2018, Perforated Metalwith Fiber Core and Fire Ring 2-Bolt Exhaust Manifold Flange Gasket by Walker®. With their extensive selection of accessories and hardware for the exhaust system, Walker will provide you with...Makes installation quick and easyOptimal OE-style fit and quality$3.44
- 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
- BRExhaust®Exhaust Manifold NutExhaust Manifold Nut by BRExhaust®. BRExhaust has a vast selection of all necessary accessories and hardware to help you make the exhaust system installation or repair job quickly and easily. Choose BRExhaust, and you'll get OE-quality...Constructed for a hassle-free exhaust repairEnsures a precise fit$1.16 - $2.54
- Jones Exhaust®Exhaust FlangeUniversal Exhaust Flange by Jones Exhaust®. 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 deliver great...High quality at an affordable priceExpertly made from premium materials$2.27 - $3.25
- Nickson®Exhaust Collector GasketExhaust Collector Gasket by Nickson®. Nickson was the first to introduce exhaust products to the aftermarket. This represented a substantial upgrade in the quality of products especially since they took both the Ford and GM OE designs...Expertly crafted from premium materialsQuality design and workmanship$1.22 - $7.43
- Nickson®Exhaust Manifold InsulatorExhaust Manifold Insulator by Nickson®. Nickson was the first to introduce exhaust products to the aftermarket. This represented a substantial upgrade in the quality of products especially since they took both the Ford and GM OE designs...Expertly crafted from premium materialsQuality design and workmanship$6.02
- PAI®Exhaust Manifold KitExhaust Manifold Kit by PAI®. 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 craftsmanship. Manufactured from industry-leading...Perfect blend of leading innovations and superior workmanshipManufactured to offer high value and everlasting reliability$1,134.44
- Nickson®Exhaust Manifold GasketUniversal Exhaust Manifold Gasket by Nickson®. Nickson was the first to introduce exhaust products to the aftermarket. This represented a substantial upgrade in the quality of products especially since they took both the Ford and GM OE...Expertly crafted from premium materialsQuality design and workmanship$2.42 - $10.79
- Nickson®Exhaust Flat WasherExhaust Flat Washer by Nickson®. Nickson was the first to introduce exhaust products to the aftermarket. This represented a substantial upgrade in the quality of products especially since they took both the Ford and GM OE designs and...Expertly crafted from premium materialsQuality design and workmanship$0.13 - $0.32
- Nickson®Exhaust Manifold FlangeUniversal Exhaust Manifold Flange by Nickson®. Nickson was the first to introduce exhaust products to the aftermarket. This represented a substantial upgrade in the quality of products especially since they took both the Ford and GM OE...Expertly crafted from premium materialsQuality design and workmanship$6.51 - $10.91
- Nickson®Exhaust Manifold Heat RiserExhaust Manifold Heat Riser by Nickson®. Nickson was the first to introduce exhaust products to the aftermarket. This represented a substantial upgrade in the quality of products especially since they took both the Ford and GM OE...Expertly crafted from premium materialsQuality design and workmanship$41.72
- Nickson®Exhaust Manifold NutExhaust Manifold Nut by Nickson®. Nickson was the first to introduce exhaust products to the aftermarket. This represented a substantial upgrade in the quality of products especially since they took both the Ford and GM OE designs and...Expertly crafted from premium materialsQuality design and workmanship$0.15 - $0.89
- Nickson®Exhaust Manifold StudUniversal Exhaust Manifold Stud by Nickson®. Nickson was the first to introduce exhaust products to the aftermarket. This represented a substantial upgrade in the quality of products especially since they took both the Ford and GM OE...Expertly crafted from premium materialsQuality design and workmanship$0.46 - $4.29
