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AdditivesAdvance Auto Parts ShopaFeAftermarket & Performance Wheels and RimsAll Auto PaintAntifreeze & Car CoolantsATV / UTV Oils & FluidsATV Parts & AccessoriesAuto AccessoriesAuto Detailing AccessoriesAuto FiltersAuto Safety AccessoriesAutomotive Bulk BuysAutomotive Cleaners & DegreasersAutomotive ElectricalAutomotive FluidsAutomotive GreasesAutomotive HosesAutomotive OilsAutomotive Paints and CoatingsBack Seat OrganizersBulk Automotive FluidsCamcoCar LightingCar OrganizersCar WashCar Wash SuppliesCarquest Brake PartsDirt Bike Parts & AccessoriesDormanEngine & Powertrain Replacement PartsEnterprise B2B & Bulk Motor OilExhaust Parts & Emissions PartsExterior Car DetailingFarm and Agriculture Bulk BuysGas Caps and Fuel DoorsGasket SealersGaskets & Sealers on Advance Auto Parts ShopGatesGM OEM PartsHolley BrandsHonda Powersports Parts & AccessoriesInterior Car DetailingJeep Accessories by ModelJeep Armor & ProtectionJeep Interior AccessoriesJeep PartsJeep Tops & Top AccessoriesKawasaki Parts & AccessoriesMaintenance EquipmentMini Bike PartsMotor OilMotor Oil, Fluids & Additives on Advance Auto Parts ShopMotorcycle Oils & FluidsOil Change ToolsPerformance Engines and ComponentsPerformance Exhaust PartsPerformance Fittings and HosesPerformance Fuel, Carburetors and IntakesPolaris Parts & AccessoriesRareElectricalReplacement Auto PartsRoad Trip Oil, Fluids & FiltersRugged RidgeRV CleanersRV ExteriorRV Parts & Accessories by BrandShop Jeep Accessories & Jeep Parts by BrandTemperature Switches/ Control ModulesTire and Wheel AccessoriesTractor FluidsTractor PartsTractor Parts by Make & ModelTruck and Fleet Bulk BuysTuskUTV Parts & Accessories

Engine Sealant

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RTV Silicone Gasket Maker Black 170g, Oil & Antifreeze Resistant Sealant for Engines, Gearboxes, Pumps, Superchargers From $12.89

RTV Silicone Gasket Maker Black 170g, Oil & Antifreeze Resistant Sealant for Engines, Gearboxes, Pumps, Superchargers
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RTV Silicone Gasket Maker Black 170g, Oil & Antifreeze Resistant Sealant for Engines, Gearboxes, Pumps, Superchargers

4.7 out of 5 Stars. 15 reviews
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Universal Exhaust Leak Repair Kit – 40g High-Temp Muffler Cement Sealant for Pipes, Cars, Motorcycles, RV & Trucks, Fixes Dents, Cracks, Holes & Leaks (RL 1 Set) $13.99

Universal Exhaust Leak Repair Kit – 40g High-Temp Muffler Cement Sealant for Pipes, Cars, Motorcycles, RV & Trucks, Fixes Dents, Cracks, Holes & Leaks (RL 1 Set)
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Universal Exhaust Leak Repair Kit – 40g High-Temp Muffler Cement Sealant for Pipes, Cars, Motorcycles, RV & Trucks, Fixes Dents, Cracks, Holes & Leaks (RL 1 Set)

Xado Atomic Metal Conditioner Maximum with 1 Stage Revitalizant Treatment and Additive for Gasoline LPG and Diesel Engines $49.49

Xado Atomic Metal Conditioner Maximum with 1 Stage Revitalizant Treatment and Additive for Gasoline LPG and Diesel Engines
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Xado Atomic Metal Conditioner Maximum with 1 Stage Revitalizant Treatment and Additive for Gasoline LPG and Diesel Engines

4.3 out of 5 Stars. 7 reviews

Hot Shot's Secret Stiction Eliminator Oil Treatment for Gas & Diesel Engines 16 oz. From $17.78

Hot Shot's Secret Stiction Eliminator Oil Treatment for Gas & Diesel Engines 16 oz.
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Hot Shot's Secret Stiction Eliminator Oil Treatment for Gas & Diesel Engines 16 oz.

4.9 out of 5 Stars. 783 reviews
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Best seller (2 pack) Permatex Ultra Black Maximum Oil Resistance RTV Silicone Gasket Maker 3 oz. - 75190 From $4.79

(2 pack) Permatex Ultra Black Maximum Oil Resistance RTV Silicone Gasket Maker 3 oz. - 75190
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(2 pack) Permatex Ultra Black Maximum Oil Resistance RTV Silicone Gasket Maker 3 oz. - 75190

4.7 out of 5 Stars. 403 reviews
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Bar's Leaks Block Seal Liquid Copper Coolant Leak Fix, Antifreeze and Coolants, 18 oz From $7.97

Bar's Leaks Block Seal Liquid Copper Coolant Leak Fix, Antifreeze and Coolants, 18 oz
Available in additional 2 options
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Bar's Leaks Block Seal Liquid Copper Coolant Leak Fix, Antifreeze and Coolants, 18 oz

4.6 out of 5 Stars. 546 reviews
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Bar's Leaks 1334 One Seal Stop Leak Automotive Additive, 11 oz From $5.94

Bar's Leaks 1334 One Seal Stop Leak Automotive Additive, 11 oz
Available in additional 6 options
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Bar's Leaks 1334 One Seal Stop Leak Automotive Additive, 11 oz

4.4 out of 5 Stars. 664 reviews
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Bar's Leaks Oil Seal Engine Oil Burning & Leak Repair, Automotive Additive, 16.9 oz From $22.28

Bar's Leaks Oil Seal Engine Oil Burning & Leak Repair, Automotive Additive, 16.9 oz
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Bar's Leaks Oil Seal Engine Oil Burning & Leak Repair, Automotive Additive, 16.9 oz

4.6 out of 5 Stars. 932 reviews
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50+ bought since yesterday Flex Seal Automotive Liquid Rubber Sealant Coating Aerosol, 14 oz, Black Was $14.87

Flex Seal Automotive Liquid Rubber Sealant Coating Aerosol, 14 oz, Black
Available in additional 2 options
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Flex Seal Automotive Liquid Rubber Sealant Coating Aerosol, 14 oz, Black

4.5 out of 5 Stars. 864 reviews
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Bar's Leaks 1100 Block Seal Head Gasket Sealant Automotive Additive, 20 oz $12.99

Bar's Leaks 1100 Block Seal Head Gasket Sealant Automotive Additive, 20 oz
current price $12.99

Bar's Leaks 1100 Block Seal Head Gasket Sealant Automotive Additive, 20 oz

4.7 out of 5 Stars. 611 reviews
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XADO RED Flush Engine Oil Flush Cleaner - Removes Carbon & Sludge, Restores Oil Performance - 250 ml $29.99

XADO RED Flush Engine Oil Flush Cleaner - Removes Carbon & Sludge, Restores Oil Performance - 250 ml
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XADO RED Flush Engine Oil Flush Cleaner - Removes Carbon & Sludge, Restores Oil Performance - 250 ml

Hot Shot's Secret FR3 Oil Treatment for Gas & Diesel Engines 16 oz From $18.50

Hot Shot's Secret FR3 Oil Treatment for Gas & Diesel Engines 16 oz
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Hot Shot's Secret FR3 Oil Treatment for Gas & Diesel Engines 16 oz

4.9 out of 5 Stars. 494 reviews
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Bar's Leaks 1000 High Mileage Engine Repair, Automotive Additive, 16.9 oz From $12.98

Bar's Leaks 1000 High Mileage Engine Repair, Automotive Additive, 16.9 oz
Available in additional 5 options
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Bar's Leaks 1000 High Mileage Engine Repair, Automotive Additive, 16.9 oz

4.6 out of 5 Stars. 319 reviews
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BlueDevil Oil Stop Leak 8 oz - Permanent Engine Oil Leak Sealer From $19.97

BlueDevil Oil Stop Leak 8 oz - Permanent Engine Oil Leak Sealer
Available in additional 5 options
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BlueDevil Oil Stop Leak 8 oz - Permanent Engine Oil Leak Sealer

4.1 out of 5 Stars. 253 reviews
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RTV Silicone Gasket Maker Black 170g, Oil & Antifreeze Resistant Sealant for Engines, Gearboxes, Pumps, Superchargers From $12.89

RTV Silicone Gasket Maker Black 170g, Oil & Antifreeze Resistant Sealant for Engines, Gearboxes, Pumps, Superchargers
Black, variant on RTV Silicone Gasket Maker Black 170g, Oil & Antifreeze Resistant Sealant for Engines, Gearboxes, Pumps, Superchargers
Red, variant on RTV Silicone Gasket Maker Black 170g, Oil & Antifreeze Resistant Sealant for Engines, Gearboxes, Pumps, Superchargers
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From$1289

RTV Silicone Gasket Maker Black 170g, Oil & Antifreeze Resistant Sealant for Engines, Gearboxes, Pumps, Superchargers

4.7 out of 5 Stars. 15 reviews
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Rislone 4416 High Mileage Ring Seal Smoke Repair Automotive Additive, 16 oz From $6.74

Rislone 4416 High Mileage Ring Seal Smoke Repair Automotive Additive, 16 oz
Available in additional 5 options
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From$674

Rislone 4416 High Mileage Ring Seal Smoke Repair Automotive Additive, 16 oz

4.6 out of 5 Stars. 378 reviews
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Best seller Permatex 75620 Permatex 81630 Ultra Red High Temperature Gasket Maker, 3 oz, 1 Pack From $7.56

Permatex 75620 Permatex 81630 Ultra Red High Temperature Gasket Maker, 3 oz, 1 Pack
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Permatex 75620 Permatex 81630 Ultra Red High Temperature Gasket Maker, 3 oz, 1 Pack

4.7 out of 5 Stars. 238 reviews
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Best seller Permatex Ultra Grey Rigid High-Torque RTV Silicone Gasket Maker, Sensor Safe And Non-Corrosive, For High Torque And Vibration Resistant Applications, 3 oz 75191 From $7.17

Permatex Ultra Grey Rigid High-Torque RTV Silicone Gasket Maker, Sensor Safe And Non-Corrosive, For High Torque And Vibration Resistant Applications, 3 oz 75191
Available in additional 2 options
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From$717

Permatex Ultra Grey Rigid High-Torque RTV Silicone Gasket Maker, Sensor Safe And Non-Corrosive, For High Torque And Vibration Resistant Applications, 3 oz 75191

4.7 out of 5 Stars. 129 reviews
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K-Seal Head Gasket Repair, 16 oz Bottle, for Head Gasket, Block, and Coolant Leaks From $22.97

K-Seal Head Gasket Repair, 16 oz Bottle, for Head Gasket, Block, and Coolant Leaks
Available in additional 2 options
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From$2297

K-Seal Head Gasket Repair, 16 oz Bottle, for Head Gasket, Block, and Coolant Leaks

4 out of 5 Stars. 281 reviews
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Bar's Leaks Head Seal Blown Head Gasket Repair, Automotive Additive, 33.8 oz From $32.99

Bar's Leaks Head Seal Blown Head Gasket Repair, Automotive Additive, 33.8 oz
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Bar's Leaks Head Seal Blown Head Gasket Repair, Automotive Additive, 33.8 oz

4.6 out of 5 Stars. 1019 reviews
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Star Tron Enzyme Fuel Treatment - Small Engine Formula – Gas Additive Rejuvenates & Stabilizes Old Gasoline - Cures & Prevents Ethanol Problems From $8.92

Star Tron Enzyme Fuel Treatment - Small Engine Formula – Gas Additive Rejuvenates & Stabilizes Old Gasoline - Cures & Prevents Ethanol Problems
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Star Tron Enzyme Fuel Treatment - Small Engine Formula – Gas Additive Rejuvenates & Stabilizes Old Gasoline - Cures & Prevents Ethanol Problems

4.8 out of 5 Stars. 249 reviews
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2Pcs Car Converter Exhaust Cleaning Liquid, Catalytic Converter Cleaner Car Cleaning Agent Remove Carbon Deposits Engine Interior Cleaning Exhaust Gas Catalysis 120ML From $7.99

2Pcs Car Converter Exhaust Cleaning Liquid, Catalytic Converter Cleaner Car Cleaning Agent Remove Carbon Deposits Engine Interior Cleaning Exhaust Gas Catalysis 120ML
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2Pcs Car Converter Exhaust Cleaning Liquid, Catalytic Converter Cleaner Car Cleaning Agent Remove Carbon Deposits Engine Interior Cleaning Exhaust Gas Catalysis 120ML

4.3 out of 5 Stars. 12 reviews

LUBEGARD Seal Fixx Multi-System Stop Leak (10 oz.) $19.99

LUBEGARD Seal Fixx Multi-System Stop Leak (10 oz.)
current price $19.99

LUBEGARD Seal Fixx Multi-System Stop Leak (10 oz.)

ACDelco Engine Sealant Automotive Specialty Parts $17.94

ACDelco Engine Sealant Automotive Specialty Parts
current price $17.94

ACDelco Engine Sealant Automotive Specialty Parts

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AUTOXBERT 2X 3.7 oz Car High Temp RTV Silicone Instant Gasket Maker Sealant Adhesive for Engine Valve Cover

AUTOXBERT 2X 3.7 oz Car High Temp RTV Silicone Instant Gasket Maker Sealant Adhesive for Engine Valve Cover

AUTOXBERT 2X 3.7 oz Car High Temp RTV Silicone Instant Gasket Maker Sealant Adhesive for Engine Valve Cover

4.7 out of 5 Stars. 11 reviews
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Bar's Leaks Block Seal Head Gasket Fix Automotive Additive 24 oz

Bar's Leaks Block Seal Head Gasket Fix Automotive Additive 24 oz

Bar's Leaks Block Seal Head Gasket Fix Automotive Additive 24 oz

4.6 out of 5 Stars. 1102 reviews
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50+ bought since yesterday Slime 10003 Tube Sealant From $6.96

Slime 10003 Tube Sealant
Available in additional 3 options
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Slime 10003 Tube Sealant

4.4 out of 5 Stars. 1136 reviews
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Kieccall High-Temperature RTV Gasket Maker & Engine Sealant - Heat-Resistant & Waterproof, Auto Repair for Engine Sealing & Maintenance $4.99 Was $7.98

Kieccall High-Temperature RTV Gasket Maker & Engine Sealant - Heat-Resistant & Waterproof, Auto Repair for Engine Sealing & Maintenance
current price Now $4.99, Was $7.98

Kieccall High-Temperature RTV Gasket Maker & Engine Sealant - Heat-Resistant & Waterproof, Auto Repair for Engine Sealing & Maintenance

50+ bought since yesterday Permatex Black Silicone Adhesive Sealant - 75150

Permatex Black Silicone Adhesive Sealant - 75150

Permatex Black Silicone Adhesive Sealant - 75150

4.6 out of 5 Stars. 275 reviews
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Bar's Leaks Rear Main Seal Repair Additive, 16.9 oz From $9.15

Bar's Leaks Rear Main Seal Repair Additive, 16.9 oz
Available in additional 5 options
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Bar's Leaks Rear Main Seal Repair Additive, 16.9 oz

4.7 out of 5 Stars. 1309 reviews
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Dura Lube Engine Treatment, Automotive Oil Additive for Gas and Diesel Engines, 32 oz From $15.97

Dura Lube Engine Treatment, Automotive Oil Additive for Gas and Diesel Engines, 32 oz
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Dura Lube Engine Treatment, Automotive Oil Additive for Gas and Diesel Engines, 32 oz

4.8 out of 5 Stars. 245 reviews
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Xado 1 Stage Magnum Revitalizant 60K Treatment and Additive for Heavy Duty Diesel Engine $99.90

Xado 1 Stage Magnum Revitalizant 60K Treatment and Additive for Heavy Duty Diesel Engine
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Xado 1 Stage Magnum Revitalizant 60K Treatment and Additive for Heavy Duty Diesel Engine

Lucas Oil 10278 Engine Oil Stop Leak - 1 Quart Automotive Additive From $12.32

Lucas Oil 10278 Engine Oil Stop Leak - 1 Quart Automotive Additive
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Lucas Oil 10278 Engine Oil Stop Leak - 1 Quart Automotive Additive

4.5 out of 5 Stars. 418 reviews
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Bar's Leaks Original Pelletized Formula Heavy-Duty Stop Leak, 11 oz $12.05

Bar's Leaks Original Pelletized Formula Heavy-Duty Stop Leak, 11 oz
current price $12.05

Bar's Leaks Original Pelletized Formula Heavy-Duty Stop Leak, 11 oz

4.3 out of 5 Stars. 92 reviews
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ATP AT-205 Re-Seal Automotive Additive for Rubber Seals and Gaskets, 8 Ounce (2 Pack) From $38.99

ATP AT-205 Re-Seal Automotive Additive for Rubber Seals and Gaskets, 8 Ounce (2 Pack)
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ATP AT-205 Re-Seal Automotive Additive for Rubber Seals and Gaskets, 8 Ounce (2 Pack)

4.6 out of 5 Stars. 42 reviews
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RTV Silicone Instant Gasket Maker black Hi Temperature Sealant Engine X4B2

RTV Silicone Instant Gasket Maker black Hi Temperature Sealant Engine X4B2

RTV Silicone Instant Gasket Maker black Hi Temperature Sealant Engine X4B2

Best seller J-B Weld Marine Weld Adhesive Syringe 25 ml From $5.77

J-B Weld Marine Weld Adhesive Syringe 25 ml
Blue, variant on J-B Weld Marine Weld Adhesive Syringe 25 ml
Grey, variant on J-B Weld Marine Weld Adhesive Syringe 25 ml
Red, variant on J-B Weld Marine Weld Adhesive Syringe 25 ml
White, variant on J-B Weld Marine Weld Adhesive Syringe 25 ml
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J-B Weld Marine Weld Adhesive Syringe 25 ml

4.4 out of 5 Stars. 235 reviews
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(2 pack) Bar's Leaks Block Seal Head Gasket Fix Automotive Additive 24 oz

(2 pack) Bar's Leaks Block Seal Head Gasket Fix Automotive Additive 24 oz

(2 pack) Bar's Leaks Block Seal Head Gasket Fix Automotive Additive 24 oz

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Best seller J-B Weld Marine Weld Adhesive Syringe 25 ml From $5.77

J-B Weld Marine Weld Adhesive Syringe 25 ml
Blue, variant on J-B Weld Marine Weld Adhesive Syringe 25 ml
Grey, variant on J-B Weld Marine Weld Adhesive Syringe 25 ml
Red, variant on J-B Weld Marine Weld Adhesive Syringe 25 ml
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J-B Weld Marine Weld Adhesive Syringe 25 ml

4.4 out of 5 Stars. 235 reviews
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Permatex 29132 2.7 oz. Moto Seal 1 Ultimate Gasket Maker, Grey $11.73

Permatex 29132 2.7 oz. Moto Seal 1 Ultimate Gasket Maker, Grey
current price $11.73

Permatex 29132 2.7 oz. Moto Seal 1 Ultimate Gasket Maker, Grey

4.6 out of 5 Stars. 27 reviews

Permatex Right Stuff Black 90 Minute From $8.30

Permatex Right Stuff Black 90 Minute
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Permatex Right Stuff Black 90 Minute

4.8 out of 5 Stars. 131 reviews
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Permatex 30300 Head Gasket Repair - Multi-Purpose Stop-Leak, 16 fl. Oz, Seals Head Gaskets While Preventing Future Leaks From $16.47

Permatex 30300 Head Gasket Repair - Multi-Purpose Stop-Leak, 16 fl. Oz, Seals Head Gaskets While Preventing Future Leaks
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Permatex 30300 Head Gasket Repair - Multi-Purpose Stop-Leak, 16 fl. Oz, Seals Head Gaskets While Preventing Future Leaks

4.9 out of 5 Stars. 10 reviews
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Automotive Engine Sealant, Waterproof Red Silicone, 85g & 50g Set, High Temperature Resistant From $5.81

Automotive Engine Sealant, Waterproof Red Silicone, 85g & 50g Set, High Temperature Resistant
50g, variant on Automotive Engine Sealant, Waterproof Red Silicone, 85g & 50g Set, High Temperature Resistant
85g, variant on Automotive Engine Sealant, Waterproof Red Silicone, 85g & 50g Set, High Temperature Resistant
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Automotive Engine Sealant, Waterproof Red Silicone, 85g & 50g Set, High Temperature Resistant

Anckoeil Automobile and Motorcycle Products High Temperature RTV Gasket Maker and Sealan Engine Sealant RTV Engine Sealant $2.99 Was $3.80

Anckoeil Automobile and Motorcycle Products High Temperature RTV Gasket Maker and Sealan Engine Sealant RTV Engine Sealant
current price Now $2.99, Was $3.80

Anckoeil Automobile and Motorcycle Products High Temperature RTV Gasket Maker and Sealan Engine Sealant RTV Engine Sealant

Permatex Ultra Black Maximum Oil Resistance RTV Silicone Gasket Maker 9.5 oz - 85080 $22.88 $2.41/oz

Permatex Ultra Black Maximum Oil Resistance RTV Silicone Gasket Maker 9.5 oz - 85080
current price $22.88
$2.41/oz

Permatex Ultra Black Maximum Oil Resistance RTV Silicone Gasket Maker 9.5 oz - 85080

4.8 out of 5 Stars. 15 reviews
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High Temperature RTV Gasket Maker, Engine Sealant, RTV Silicone Sealant for Automotive Repairs, Gasket Sealer for Engines, 100ml $3.99 Was $5.67

High Temperature RTV Gasket Maker, Engine Sealant, RTV Silicone Sealant for Automotive Repairs, Gasket Sealer for Engines, 100ml
current price Now $3.99, Was $5.67

High Temperature RTV Gasket Maker, Engine Sealant, RTV Silicone Sealant for Automotive Repairs, Gasket Sealer for Engines, 100ml

5 out of 5 Stars. 1 reviews

J B Weld J-B Weld 32329 Ultimate Black High Temperature RTV Silicone Gasket Maker and Sealant - 3 oz. $6.98 Was $10.39

J B Weld J-B Weld 32329 Ultimate Black High Temperature RTV Silicone Gasket Maker and Sealant - 3 oz.
current price Now $6.98, Was $10.39

J B Weld J-B Weld 32329 Ultimate Black High Temperature RTV Silicone Gasket Maker and Sealant - 3 oz.

4.9 out of 5 Stars. 18 reviews
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Lucas 10279 Automotive Engine Oil Stop Leak, Gallon Size Bottle $29.51

Lucas 10279 Automotive Engine Oil Stop Leak, Gallon Size Bottle
current price $29.51

Lucas 10279 Automotive Engine Oil Stop Leak, Gallon Size Bottle

4.6 out of 5 Stars. 42 reviews
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Bar's Leaks Liquid Aluminum Radiator & Heater Core Stop Leak Antifreeze & Coolant, 16.9 oz From $8.15

Bar's Leaks Liquid Aluminum Radiator & Heater Core Stop Leak Antifreeze & Coolant, 16.9 oz
Available in additional 4 options
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Bar's Leaks Liquid Aluminum Radiator & Heater Core Stop Leak Antifreeze & Coolant, 16.9 oz

4.6 out of 5 Stars. 513 reviews
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Waterproof Sealant Engine Parts Repair Adhesive Strong Bond

Waterproof Sealant Engine Parts Repair Adhesive Strong Bond

Waterproof Sealant Engine Parts Repair Adhesive Strong Bond

Highly rated by customers

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