1966 Pontiac GTO Exhaust Headers & Manifolds
- Flowmaster®Scavenger Series Elite 4-1 One-Piece Style Stainless Steel Silver Ceramic Coated Long Tube Exhaust HeadersPontiac GTO 1966, Scavenger Series Elite 4-1 One-Piece Style Stainless Steel Silver Ceramic Coated Long Tube Exhaust Headers by Flowmaster®. Primary Tubing Diameter: 1.75". Collector Outlet Diameter: 3". Color: Silver. Header Coating:...Increases horsepower and torqueImproves engine efficiency and throttle response$947.95
- Patriot Exhaust®Steel Long Tube Exhaust HeadersPontiac GTO 1966, Steel Long Tube Exhaust Headers by Patriot Exhaust®. Primary Tubing Diameter: 1.625". Collector Outlet Diameter: 3". Header Style: Long Tube. Full length and fenderwell headers provide the ultimate performance for...Full length headers are typically used for higher RPM horsepower, but can also increase the mid range torque in applications where there is room to fit a long tube designDurable 18-gauge tubing$352.64 - $564.02
- Doug's Headers®4-Tube Long Tube Exhaust HeadersPontiac GTO 1966, 4-Tube Long Tube Exhaust Headers by Doug's Headers®. Header Coating: Ceramic. Header Style: Long Tube. Doug's headers are carefully developed on the vehicles they are intended to fit and are re-checked numerous times...Doug's Headers D3373 Metallic Ceramic Coating3/8" thick flanges$671.45 - $1,057.45
- Doug's Headers®Mid-Length Tube Mid-Length Tube Exhaust HeaderPontiac GTO 1966, Mid-Length Tube Mid-Length Tube Exhaust Header by Doug's Headers®. Header Style: Mid-Length Tube. Doug's Headers development and design is complex and requires a substantial amount of time and resources to do the job...3/8" Thick machined flanges...no warpingCNC mandrel bent tubes... accurate fit & better flow$574.45 - $662.45
- Fel-Pro®Exhaust Manifold Gasket SetPontiac GTO 1966, 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$14.80
- Mahle®Steel Exhaust Manifold Gasket SetPontiac GTO 1966, 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 will meet your needs...High quality at an affordable priceExpertly made from premium materials$13.34
- Patriot Exhaust®Percy's Seal-4-Good™ Exhaust Header GasketsPontiac GTO 1966, 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
- Dorman®Brass Exhaust Manifold NutsBrass Exhaust Manifold Nuts by Dorman®. Dorman's Exhaust Nuts are now available separately for exhaust manifold repairs. These direct replacement nuts are ideal for securing exhaust components and used in conjunction with a mating bolt...Direct replacement for a proper fit every timeHigh-quality materials provides years of trouble-free service$4.76
- 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
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