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2005 GMC Gaskets & Seals
Showing In Stock Items. Show All 55 Items.
Mahle Original Exhaust Gaskets
Leaks in the exhaust manifold produce bad exhaust valves, a loss of power, and increased fuel consumption. Mahle Original exhaust gaskets require metal beads where the gas passes through at very high temperatures and low pressure. These metal beads are reinforced with metal sheets to resist the component movement that arises from large fluctuations in temperature.
( 14 )
$18.99
Summit Racing™ LS Valve Cover Gasket Kits
Summit Racing™ LS valve cover gaskets are excellent options for your engine, especially if it's making high horsepower. Produced using premium materials, our gaskets ensure a leak-free seal for your LS build. Create a tight barrier to keep oil in and external elements out with Summit Racing™ LS valve cover gasket kits.
( 1 )
$17.99
Summit Racing™ Exhaust Manifold Gaskets
Summit Racing™ offers exhaust manifold gaskets in a wide range of sizes and port-style configurations. They feature a quality steel core laminate construction. These replacement seals can repair an exhaust manifold leak—or prevent it from happening in the first place. Order the pair recommended for your engine application.
( 23 )
$16.99
Summit Bucks
Fel-Pro Exhaust Manifold Gaskets
Unwanted engine noise and fumes under the hood can often be traced to poor seals. Fel-Pro offers an extensive line of replacement gaskets to provide a leak-free connection between your intake and exhaust manifolds. Designed for OE-style fitment on hundreds of specific makes/models, the gaskets are crafted from top-quality materials, such as steel core laminate and compressed fiber laminate. Order the gasket configuration to match your exhaust manifold specs.
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$17.99
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$18.99
Moroso Water Pump Gasket and Seal Kits
They have you covered when you need to service or install your water pump. Moroso water pump gasket and seal kits are made from high-quality materials and are direct replacement items for your Moroso water pump.
( 4 )
$13.99
Spicer Drivetrain Products Pinion Seals
Spicer Drivetrain Products pinion seals offer your best protection against nagging leaks and damaging contamination. These genuine Spicer parts deliver the perfect fit and performance you expect. They're manufactured from quality materials to make your rebuild or general maintenance a success. Choose the seals designed for your axle or vehicle model.
( 7 )
$10.99
Summit Bucks
Fel-Pro Coolant Crossover Mounting Gaskets
Fel-Pro coolant crossover mounting gaskets are OEM-quality replacement seals for servicing the cooling system crossover lines on your vehicle. Constructed from premium materials, the gaskets and/or O-ring sets will deliver the leak-free performance you expect. Order the gaskets recommended for your application.
( 2 )
$14.99
Mahle Original Cam Seals
Mahle Original cam seals utilize OE-equivalent or better materials in all of their seals and gaskets. They are built to meet or exceed the original equipment specifications, providing the finest sealing products available.
( 9 )
$15.99
Walker Exhaust Flange Gaskets
Walker exhaust flange gaskets will help you seal up those unwanted exhaust leaks. They're manufactured from a variety of quality materials to ensure a perfect seal. The gaskets are available in a hundreds of styles and configurations to fit your specific application.
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$12.99
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$13.99
Chevrolet Performance Valve Stem Seals
These Chevrolet Performance valve stem seals control the lubrication of the valve stem as it slides into the valve guide. Too little oil contributes to stem and guide wear, and too much oil increases oil consumption and can cause a buildup of carbon. This leads to valve seat damage and early valve failure, as well as reduced engine performance and emission failures. These Chevrolet Performance valve stem seals ensure dependable performance and superior service life.
( 5 )
$15.99
Timken Timing Cover Seals
Prevent leakage with Timken timing cover seals! These quality seals keep oil where it belongs, and keep harmful corrosives, moisture, and abrasives from entering your engine. You can count on Timken for excellent sealing solutions to keep your ride running its best.
( 14 )
$13.99
ACDelco GM Genuine Parts Timing Cover Seals
ACDelco GM Genuine Parts timing cover seals are designed, engineered, and tested to rigorous standards, and are backed by General Motors. These true OE parts give you the peace of mind that the fit, form, and function will be just as expected. Stay with the parts brand your GM vehicle came with and get the quality you know and trust with ACDelco GM Genuine Parts.
( 27 )
$18.99
ACDelco Automatic Transmission Torque Converter Seals
ACDelco automatic transmission torque converter seals will renew leak-free performance in your vehicle. These GM-recommended replacements offer an OE fit with the quality, reliability, and durability you expect from ACDelco. Seals are compatible with over 75 transmission models found in vehicles from the the 1980s and up. Order the seal designed for your application.
( 9 )
$10.99
Clearance
Hedman Header Gaskets
Hedman header gaskets are made of a special gasket material developed for Hedman. Accept no substitute. Hedman gaskets are available for all header applications. They were made to be exact matches to their headers, ensuring a proper fit and seal. Check with your header installation instructions to get the proper number for your headers.
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$16.99
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$18.99
Yukon Gear & Axle Differential Cover Gaskets
Yukon Gear & Axle differential cover gaskets are economical cork replacements that ensure a leak-proof seal. These rear-end gaskets have application-specific designs to service a variety of axle models and differential case designs. The right fit for unsurpassed performance.
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$12.99
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$16.89
Chevrolet Performance Oil Cooler Block-Off Gaskets
The oil cooler block-off plate was a common issue on certain GM products for a time. These Chevrolet Performance oil cooler block-off gaskets are designed with precision to ensure leak protection. Installed correctly, they allow for almost 99 percent effectiveness in your Chevy engines.
( 2 )
$12.99
Cometic Valve Cover Gaskets
Cometic valve cover gaskets are made from aramid fiber. This is a premium high-temperature, high-density, creep-resistant material that is fuel-resistant and asbestos-free. These gaskets require no retorquing or additional sealant. If you want a dependable seal, go with Cometic Gasket valve cover gaskets.
( 71 )
$13.89
Summit Bucks
Fel-Pro Head Gaskets
OEM replacement Fel-Pro head gaskets are ideal for stock rebuilds on street-driven cars and trucks. These seals are available in a dozen materials, with different bores, thicknesses, and compressed volumes. They're designed for precise fitment on specific engine applications. (Fel-Pro head gaskets are not intended for racing use.)
( 256 )
$16.99
ACDelco GM Genuine Parts Engine Coolant Crossover Pipe Gaskets
ACDelco GM Genuine Parts engine coolant crossover pipe gaskets are used to seal the interference between the coolant crossover pipe and the cylinder heads, engine block, or another engine component. These gaskets are made of fiber or rubberized material that provide a liquid-tight seal to keep coolant in and air out. GM-recommended, true OE parts deliver peace of mind that the fit, form and function are of the highest standards. Order the replacement designed for your General Motors application.
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$18.99
ACDelco Transmission Rear Seals
ACDelco transmission rear seals will restore a fluid-tight barrier for your drivetrain. These flexible output shaft gaskets feature original equipment designs that will fit your ride with the same factory performance, durability, and service life you expect. The seals are available in a variety of styles and materials—for compatibility with countless transmission models.
( 11 )
$16.99
National Bearing Transfer Case Seals
Do you need to seal it up right? Use National Bearing transfer case seals for unsurpassed performance and reliability. National Bearing transfer case seals provide enhanced endurance and maximum contamination exclusion, while ensuring accurate fit, form, and function for your ride. These transfer case seals are available in a variety of applications for various transfer case styles and can be installed with basic tools for a hassle-free installation.
Not Yet Reviewed
$18.99
ACDelco GM Genuine Parts Differential Cover Gaskets
Stop fluid leaks with ACDelco GM Genuine Parts differential cover gaskets. They're made from quality materials and built to fit both factory and aftermarket differential covers. The factory-recommended replacement gaskets are available for specific applications and install easily with no modifications.
( 4 )
$14.99
Mahle Original Valve Stem Seals
Mahle Original valve stem seals control the lubrication of the valve stem as it slides into the valve guide. Too little oil contributes to stem and guide wear. Too much oil increases oil consumption and can cause a buildup of carbon, leading to valve seat damage and early valve failure, as well as reduced engine performance and emission failures. Mahle Original valve stem seals ensure dependable performance and superior service life.
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$14.99
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$15.99
Summit Bucks
Fel-Pro Transmission Pan Gaskets
Fel-Pro offers transmission pan gaskets for more than 40 types of transmissions. As with so many parts on your vehicle, keeping lubricant sealed in—and contaminants sealed out—are keys to optimum performance. These gaskets are available in different materials and configurations. Order the replacement recommended for your vehicle make and transmission application.
( 128 )
$14.99
