1978 Mercury Marquis Exhaust Headers & Manifolds
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- ATP®Cast Iron Natural Exhaust ManifoldMercury Marquis 1978, Natural Cast Iron Exhaust Manifold by ATP®. Position: Driver Side. Color: Natural. Header Coating: Uncoated. ATP Graywerks Exhaust Manifolds are a high quality OE replacement alternative. Each manifold is developed...Manufactured to OE design ensuring manifold will line up and flow like the original unitHigh grade metallurgy resists fatigue cracking and breakage$160.33
- Dorman®Cast Iron Natural Exhaust ManifoldMercury Marquis 5.8L / 6.6L 1978, Cast Iron Natural Exhaust Manifold by Dorman®. Position: Driver Side. Color: Natural. Header Coating: Uncoated. This exhaust manifold was precision-engineered and durably manufactured to match the fit...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$134.83
- Dorman®Metal Exhaust Manifold Hardware KitMercury Marquis 5.8L / 6.6L 1978, Metal 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...Direct replacement for a proper fitBuilt to Last$10.85 - $12.63
- Fel-Pro®Exhaust Manifold Heat Shield SetMercury Marquis 7.5L 1978, Exhaust Manifold Heat Shield 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,...Ensures reliable sealing performanceMade using advanced technologies and molded rubber chemistry$19.56
- Davico®Exhaust Manifold with Integrated Catalytic ConverterMercury Marquis Base 7.5L with Police Package 1978, Exhaust Manifold with Integrated Catalytic Converter by Davico®. This product by Davico will be a great solution to replace your failed or damaged catalytic converter. Once your stock...Helps your vehicle emit harmless gasesDirect OEM replacement$579.39
- Stage 8®Steel Nickel plated Header Locking Bolt KitMercury Marquis 6.6L / 7.5L 1978, 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...Thoughtfully designed for the highest efficiency and safetyWill provide more breakaway torque than any other locking system$75.82
- Fel-Pro®Exhaust Manifold Gasket SetMercury Marquis 1978, 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$11.00 - $30.15
- BBK®Premium Graphite Header Gasket SetMercury Marquis Brougham 5.8L for Stock/Aftermarket CNC Ported Aluminum Heads 1978, Premium Graphite Header Gasket Set by BBK®. Primary Tubing Diameter: 1.75". These premium steel core graphite gaskets are flexible for a long lasting...Provides a long lasting, leak-proof sealFlexible graphite will conform to surface irregularities and won't stick to headers or cylinder head$44.99
- Remflex®Exhaust Header GasketsMercury Marquis 1978, 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 or a...Designed to crush 50%This allows them to fill gaps in the flange surface up to 1/16"$30.87 - $38.87
- Apex Auto®Exhaust Manifold Gasket SetMercury Marquis 5.8L Windsor Engine 1978, Exhaust Manifold Gasket Set by Apex Auto®. Designed utilizing the latest technology, this product by Apex Auto features premium quality and will perform better than advertised. Perfect for your...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$9.01
- Mahle®Exhaust Manifold Gasket SetMercury Marquis 1978, 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$11.06 - $32.60
- Patriot Exhaust®Percy's Seal-4-Good™ Exhaust Header GasketsMercury Marquis 1978, 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...Special "dead soft" aluminum conforms to flange to make an excellent sealSolid metal gasket will not blow out$45.85 - $52.21
- Fel-Pro®Exhaust Manifold Hardware KitMercury Marquis 1978, Exhaust Manifold Hardware Kit by Fel-Pro®. If you are looking for quality sealing solutions, Fel-Pro offers you various replacement products from seals and bolts to O-Rings and dowel pins. Engineered using the...Direct OEM replacement for a proper fitEnsures reliable sealing performance$29.57 - $44.24
- Hedman Hedders®Block Hugger Mild Steel Uncoated Racing Exhaust HeadersBlock Hugger Mild Steel Uncoated Racing Exhaust Headers by Hedman Hedders®. Primary Tubing Diameter: 1.5". Collector Outlet Diameter: 2.5". Color: Silver. Header Coating: Uncoated. Hedman’s Standard Block Hugger design is ideal for...Low profile designBuilt of High Quality Materials$276.64
- 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$1.22 - $2.54
- Victor Reinz®Exhaust Manifold Gasket SetMercury Marquis 1978, Exhaust Manifold Gasket Set by Victor Reinz®. 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$10.71 - $31.20
- 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
- Nickson®Exhaust Manifold Stud KitUniversal Exhaust Manifold Stud Kit 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...Expertly crafted from premium materialsQuality design and workmanship$13.35 - $17.46
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