We use cookies to enhance the security, performance, functionality and for analytical and promotional activities. We use cookies to personalize ads for you. By continuing to browse this site you're agreeing to our Privacy PolicyWe use cookies to enhance your experience and personalize ads. By using the site, you agree to that. Privacy Policy

10 bestOil Leak Additivesof April 2025

112M consumers helped this year.

1

Liqui Moly 2020 Motor Oil Saver - 300 ml
Liqui Moly 2020 Motor Oil Saver - 300 ml

Liqui Moly

9.9

View Product
Buy it on Amazon

2

Bar's Leaks OS-1 Seal (Engine Oil Burning/Leak Repair), 16.9 Fluidounces
Bar's Leaks OS-1 Seal (Engine Oil Burning/Leak Repair), 16.9 Fluidounces

Bar's Leaks

9.8

View Product
Buy it on Amazon

3

Lucas Oil 10279 Engine Oil Stop Leak - 1 Gallon
Lucas Oil 10279 Engine Oil Stop Leak - 1 Gallon

Lucas Oil

9.6

View Product
Buy it on Amazon

6% off

4

Bar's Leaks 1040 Grey Rear Main Seal Repair Concentrate - 16.9 oz.
Bar's Leaks 1040 Grey Rear Main Seal Repair Concentrate - 16.9 oz.

Bar's Leaks

9.4

View Product
Buy it on Amazon

5

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

Lucas Oil

9.1

View Product
Buy it on Amazon

Related productsUp to 40% off

Bar's Leaks 1000 Engine Repair - 16 oz.

Bar's Leaks 1000 Engine Repair - 16 oz.

View Deal
MOTOR MEDIC M2112 Engine Oil Stop Leak - 12 oz.

MOTOR MEDIC M2112 Engine Oil Stop Leak - 12 oz.

View Deal

13% off

6

STP High Mileage Oil Treatment + Stop Leak - 15 FL OZ
STP High Mileage Oil Treatment + Stop Leak - 15 FL OZ

STP

8.9

View Product
Buy it on Amazon

7

Engine Oil Stop Leak Top Off Additive/6x1/Quart
Engine Oil Stop Leak Top Off Additive/6x1/Quart

Lucas Oil

8.6

View Product
Buy it on Amazon

8

Blue Devil (49499) Engine Oil Stop Leak - 8 Ounce
Blue Devil (49499) Engine Oil Stop Leak - 8 Ounce

BlueDevil Products

8.3

View Product
Buy it on Amazon

9

Bar's Leaks 1010 Grey Engine Oil Stop Leak - 11 oz.
Bar's Leaks 1010 Grey Engine Oil Stop Leak - 11 oz.

Bar's Leaks

8.0

View Product
Buy it on Amazon

10

XADO ATOMEX Stop Leak Engine Oil Additive Sealer (Bottle, 250 ml) - Repair Gaskets & Seals Treatment
XADO ATOMEX Stop Leak Engine Oil Additive Sealer (Bottle, 250 ml) - Repair Gaskets & Seals Treatment

XADO

7.7

View Product
Buy it on Amazon
subscribe-icon

Best Reviews Guide Newsletter

Get exclusive articles, recommendations, shopping tips, and sales alerts

By submitting your email address you agree to our Terms and Conditions and Privacy Policy