Automotive Additives

Compare automotive additives by their intended system, formula, compatibility, and application method. Use product specifications to narrow options for fuel, oil, cooling, and maintenance needs.

276 products in catalog

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CRC

CRC 402015 Trans-X Slip-Stop Leak-Fix - 15 Fl Oz.

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Bar's Leaks

Bar's Leaks High Mileage Cooling System Repair

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Bar's Leaks

Bar's Leaks 1414 CVT Transmission Fix - 11 oz.

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Liberty Mountain

Liberty Mountain Twin Neck Fuel Bottle (8-Ounce)

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Dyno-tab

Dyno-tab Octane Booster 6-Tab Card, 3-Pack, Each Pack Adds Up to 17 Points, Lab Tested, Fast-Dissolving, 100% Active Ingredients - NO Solvents, Treats 16 gal/60 Liters, 45456-3pk

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Bardahl

Bardahl 2117-W Concentrated Double Action Synthetic Formula No Smoke + StopLeak Oil Additive - Reduces Oil Burning and Exhaust Smoke - 16 fl. oz. (Pack of 1)

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TriboTEX

TriboTEX Small Oil Additive Engine Treatment: Add to Engine Oil - Makes High Mileage Engines Like New with a Synthetic Material (Treats One Motorcycle, Lawn Mower, Generator) 4 & 2 Stroke

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Dyno-tab

Dyno-tab Octane Booster 6-Tab Card, 3-Pack, Each Pack Adds Up to 17 Points, Lab Tested, Fast-Dissolving, 100% Active Ingredients - NO Solvents, Treats 16 gal/60 Liters, 45456-3pk

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K&W

K&W 401232 Permanent Head Gasket & Block Repair with Nanotechnology - 32 Fl Oz

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Bar's Leaks

Bar's Leaks MS-1 Main Seal Motor Oil Leak Repair, 32 fl. Oz.

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Power Plus Lubricants

Power Plus Lubricants 19769-19 Fuel Fragrance

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Solder-It

Solder-It Charge-It Battery Additive Heavy-Duty Concentrate (32 fl oz) | Battery Desulfator and Reactivator for Motorcycle, Golf Cart, Truck and Boat Batteries | Can Restore Charge to Dead Car Battery

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