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CHEVROLET AVALANCHE Gaskets & Seals
Showing In Stock Items. Show All 25 Items.
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
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 )
$15.99
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.
( 197 )
$17.99
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.
( 173 )
$13.82
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$15.99
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
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.
( 21 )
$12.99
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.
( 10 )
$10.99
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
Mahle Original Exhaust Pipe Flange Gaskets
Mahle Original exhaust pipe flange gaskets provide OE sealing solutions for your vehicle. Their gaskets are manufactured from the best materials in various styles and configurations to deliver world-class sealing trusted by technicians around the globe. They are also offer wide-spread coverage to service many makes and models. Prevent exhaust gases from escaping with the leak-free performance of Mahle Original exhaust pipe flange gaskets.
( 12 )
$16.99
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.
( 13 )
$16.99
Yukon Gear & Axle Pinion Seals
Yukon Gear & Axle offers pinion seals for a variety of specific axles, including Ford, GM, and Dana applications. These replacements are constructed from durable steel with inner rubber, ensuring a precision fit and tight seal. For differential components used on the track, the street, or the hills—drivers depend on the expertise of Team Yukon! Order the pinion seals designed to fit your application.
( 24 )
$18.61
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.
( 17 )
$12.99
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$15.99
Timken Differential Pinion Seals
Machined with a rubber sealing edge, Timken differential pinion seals provide greater accuracy and consistency, resulting in a better sealing surface. These pinion seals feature proprietary latex bore coat sealant that helps to eliminate bore leakage. Their patented, lay-down sealing lip design ensures lasting performance, even with extreme temperature exposure, shaft imperfections, shaft bore misalignment, or excessive thrust movement. For excellent automotive solutions, you can rely on Timken.
( 38 )
$16.99
ACDelco GM Genuine Parts Automatic Transmission Turbine Shaft Fluid Sealing Rings
ACDelco GM Genuine Parts automatic transmission turbine shaft fluid sealing rings are manufactured to be an exact replacement for your vehicle. Genuine OE parts are recommended in order to deliver peace of mind that the fit, form, and function are of the highest standards. Get the factory-style components you need from ACDelco GM Genuine Parts. Order the sealing rings designed for your application.
Not Yet Reviewed
$10.99
Timken Wheel Seals
Do you want a better sealing surface? Timken wheel seals offer consistent, leak-proof performance. Manufactured with the same precision as the company's legendary bearings, Timken relies on quality materials and their knowledge of design to provide replacement parts with a longer service life. Most of these wheel bearing seals are chemical- and abrasion-resistant, keeping fluids in and dirt out. Choose a name you know to help with your next auto project—choose Timken wheels seals, available for fitment on thousands of vehicles.
( 193 )
$14.99
Chevrolet Performance Exhaust Manifold Donut Seals
Chevrolet Performance has you covered when it comes to quality seals for your exhaust. These exhaust manifold donut seals are direct replacements for the OE pieces, so you can be assured of proper fit and performance!
( 6 )
$12.99
ATP Automatic Transmission Rear Seals
ATP automatic transmission rear seals are designed to keep dirt, dust, and other particles out of your transmission gears. These replacements are manufactured from high-quality materials to meet or exceed original equipment specs and ensure a tight, leak-free fit. Order the model recommended for your vehicle, engine, and transmission application.
( 10 )
$11.99
Fel-Pro Differential Cover Gaskets
Vehicles manufactured after 1990 often have differential housings sealed with RTV silicone. Over time, extreme vehicle vibration and even rough roads can cause the RTV bead to break. If the bead breaks and the vehicle loses the axle lube, the transmission gears begin to rub and wear. That's the whining sound that you hear. Unfortunately, it's a repair that needs immediate attention. Fel-Pro offers precut differential replacement gaskets for these applications, so you won't have to worry about applying RTV and waiting for it to set up to seal. These gaskets are available in a variety of materials, thicknesses, and configurations for precise fitment on nearly 70 differential case designs. Order the model recommended for your application—and eliminate the need for messy RTV sealant.
( 233 )
$13.99
