Does Stop Leak Work

Uses item details. Price when purchased online

Lucas Oil Power Steering Stop Leak 12 Ounce Automotive Additive From $12.98

Lucas Oil Power Steering Stop Leak 12 Ounce Automotive Additive
Sponsored
From$1298

Lucas Oil Power Steering Stop Leak 12 Ounce Automotive Additive

4.5 out of 5 Stars. 351 reviews
Save with
Walmart Plus

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
Sponsored
From$1232

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

4.5 out of 5 Stars. 411 reviews
Save with
Walmart Plus

Lucas 10009 Transmission Fix Automotive Performance Additive 24 Ounce - Stops Transmission Slips From $14.44

Lucas 10009 Transmission Fix Automotive Performance Additive 24 Ounce - Stops Transmission Slips
Sponsored
From$1444

Lucas 10009 Transmission Fix Automotive Performance Additive 24 Ounce - Stops Transmission Slips

4.7 out of 5 Stars. 747 reviews
Save with
Walmart Plus

STP High Mileage Oil Treatment and Stop Leak Additive, 15 fl oz From $6.98

STP High Mileage Oil Treatment and Stop Leak Additive, 15 fl oz
Sponsored
From$698

STP High Mileage Oil Treatment and Stop Leak Additive, 15 fl oz

4.6 out of 5 Stars. 489 reviews
Save with
Walmart Plus

Bar's Leaks 1199 Radiator Stop Leak Automotive Additive, Vehicle Type: Universal, 11oz From $4.98

Bar's Leaks 1199 Radiator Stop Leak Automotive Additive, Vehicle Type: Universal, 11oz
Available in additional 2 options
From$498

Bar's Leaks 1199 Radiator Stop Leak Automotive Additive, Vehicle Type: Universal, 11oz

4.5 out of 5 Stars. 472 reviews
Save with
Walmart Plus

STP High Mileage Oil Treatment and Stop Leak Additive, 15 fl oz From $6.98

STP High Mileage Oil Treatment and Stop Leak Additive, 15 fl oz
Available in additional 6 options
From$698

STP High Mileage Oil Treatment and Stop Leak Additive, 15 fl oz

4.6 out of 5 Stars. 489 reviews
Save with
Walmart Plus

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
From$594

Bar's Leaks 1334 One Seal Stop Leak Automotive Additive, 11 oz

4.4 out of 5 Stars. 650 reviews
Save with
Walmart Plus

Bar's Leaks Jack Oil with Stop Leak Additive Lubricating Oil, 12.5 oz From $5.88

Bar's Leaks Jack Oil with Stop Leak Additive Lubricating Oil, 12.5 oz
Available in additional 2 options
From$588

Bar's Leaks Jack Oil with Stop Leak Additive Lubricating Oil, 12.5 oz

4.8 out of 5 Stars. 2257 reviews
Save with
Walmart Plus

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
Available in additional 4 options
From$1232

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

4.5 out of 5 Stars. 411 reviews
Save with
Walmart Plus

Bar's Leaks Liquid Aluminum Radiator & Heater Core Stop Leak Antifreeze & Coolant, 16.9 oz From $8.48

Bar's Leaks Liquid Aluminum Radiator & Heater Core Stop Leak Antifreeze & Coolant, 16.9 oz
Available in additional 4 options
From$848

Bar's Leaks Liquid Aluminum Radiator & Heater Core Stop Leak Antifreeze & Coolant, 16.9 oz

4.6 out of 5 Stars. 508 reviews
Save with
Walmart Plus

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
From$1997

BlueDevil Oil Stop Leak 8 oz - Permanent Engine Oil Leak Sealer

4.1 out of 5 Stars. 253 reviews
Save with
Walmart Plus

Bar's Leaks 1400 High Mileage Transmission Repair, Automotive Additive, 16 oz From $11.98

Bar's Leaks 1400 High Mileage Transmission Repair, Automotive Additive, 16 oz
Available in additional 5 options
From$1198

Bar's Leaks 1400 High Mileage Transmission Repair, Automotive Additive, 16 oz

4.6 out of 5 Stars. 318 reviews
Save with
Walmart Plus

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
From$797

Bar's Leaks Block Seal Liquid Copper Coolant Leak Fix, Antifreeze and Coolants, 18 oz

4.6 out of 5 Stars. 531 reviews
Save with
Walmart Plus

In 50+ people's carts (2 pack) Super Tech Auto R-134a Refrigerant with Stop Leak, Self-sealing, 3 oz., Pack of 1, Vehicle Type Specific From $11.97

(2 pack) Super Tech Auto R-134a Refrigerant with Stop Leak, Self-sealing, 3 oz., Pack of 1, Vehicle Type Specific
Available in additional 2 options
From$1197

(2 pack) Super Tech Auto R-134a Refrigerant with Stop Leak, Self-sealing, 3 oz., Pack of 1, Vehicle Type Specific

4.1 out of 5 Stars. 670 reviews
Save with
Walmart Plus

Rislone High Mileage Transmission Stop Slip with Leak Repair, Automotive Additives, 16.9 oz From $9.99

Rislone High Mileage Transmission Stop Slip with Leak Repair, Automotive Additives, 16.9 oz
Available in additional 5 options
From$999

Rislone High Mileage Transmission Stop Slip with Leak Repair, Automotive Additives, 16.9 oz

4.1 out of 5 Stars. 7 reviews
Save with
Walmart Plus

Bar's Leaks Rear Main Seal Repair Additive, 16.9 oz From $8.54

Bar's Leaks Rear Main Seal Repair Additive, 16.9 oz
Available in additional 5 options
From$854

Bar's Leaks Rear Main Seal Repair Additive, 16.9 oz

4.7 out of 5 Stars. 1281 reviews
Save with
Walmart Plus

STP Stop Leak and Stop Smoke High Mileage Engine Oil Additive, 15 fl oz From $8.10

STP Stop Leak and Stop Smoke High Mileage Engine Oil Additive, 15 fl oz
Available in additional 5 options
From$810

STP Stop Leak and Stop Smoke High Mileage Engine Oil Additive, 15 fl oz

4.6 out of 5 Stars. 92 reviews
Save with
Walmart Plus

Bar's Leaks High Mileage Cooling System Repair Antifreeze & Coolant 16.9 oz From $9.53

Bar's Leaks High Mileage Cooling System Repair Antifreeze & Coolant 16.9 oz
Available in additional 2 options
From$953

Bar's Leaks High Mileage Cooling System Repair Antifreeze & Coolant 16.9 oz

4.4 out of 5 Stars. 506 reviews
Save with
Walmart Plus

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
From$1298

Bar's Leaks 1000 High Mileage Engine Repair, Automotive Additive, 16.9 oz

4.6 out of 5 Stars. 304 reviews
Save with
Walmart Plus

K-Seal ST5501 Multi Purpose One Step Pour and Go Coolant Leak Repair 8 fl oz Bottle From $12.22

K-Seal ST5501 Multi Purpose One Step Pour and Go Coolant Leak Repair 8 fl oz Bottle
Available in additional 3 options
From$1222

K-Seal ST5501 Multi Purpose One Step Pour and Go Coolant Leak Repair 8 fl oz Bottle

4.2 out of 5 Stars. 872 reviews
Save with
Walmart Plus

Bar's Leaks Original Pelletized Formula Heavy-Duty Stop Leak, 11 oz $11.75

Bar's Leaks Original Pelletized Formula Heavy-Duty Stop Leak, 11 oz
current price $11.75

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

4.3 out of 5 Stars. 92 reviews
Save with
Walmart Plus

Bar's Leaks 1100 Block Seal Head Gasket Sealant Automotive Additive, 20 oz $11.70 Was $13.00

Bar's Leaks 1100 Block Seal Head Gasket Sealant  Automotive Additive, 20 oz
current price Now $11.70, Was $13.00

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

4.7 out of 5 Stars. 599 reviews
Save with
Walmart Plus

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. 1093 reviews
Save with
Walmart Plus

K-Seal Heavy Duty ST5516 Coolant Stop Leak 16oz for Large Trucks, RVs, and Tractors $19.79 $1.24/fl oz

K-Seal Heavy Duty ST5516 Coolant Stop Leak 16oz for Large Trucks, RVs, and Tractors
current price $19.79
$1.24/fl oz

K-Seal Heavy Duty ST5516 Coolant Stop Leak 16oz for Large Trucks, RVs, and Tractors

4.1 out of 5 Stars. 49 reviews
Save with
Walmart Plus

Bar's Leaks Hydraulic Seal Hydraulic Stop Leak & Conditioner 32 oz $23.73

Bar's Leaks Hydraulic Seal Hydraulic Stop Leak & Conditioner 32 oz
current price $23.73

Bar's Leaks Hydraulic Seal Hydraulic Stop Leak & Conditioner 32 oz

4.8 out of 5 Stars. 112 reviews

Bar's Leaks Cooling System Stop Leak Antifreeze and Coolant, 11 oz

Bar's Leaks Cooling System Stop Leak Antifreeze and Coolant, 11 oz

Bar's Leaks Cooling System Stop Leak Antifreeze and Coolant, 11 oz

4.5 out of 5 Stars. 63 reviews
Save with
Walmart Plus

Lucas 10279 Automotive Engine Oil Stop Leak, Gallon Size Bottle $29.65

Lucas 10279 Automotive Engine Oil Stop Leak, Gallon Size Bottle
current price $29.65

Lucas 10279 Automotive Engine Oil Stop Leak, Gallon Size Bottle

4.6 out of 5 Stars. 41 reviews
Save with
Walmart Plus

Hydraulic Oil Booster & Stop Leak $34.49

Hydraulic Oil Booster & Stop Leak
current price $34.49

Hydraulic Oil Booster & Stop Leak

3.9 out of 5 Stars. 23 reviews
Save with
Walmart Plus

Prestone AS145Y Radiator Stop Leak 11 oz Automotive Additive $8.28 Was $12.59

Prestone AS145Y Radiator Stop Leak 11 oz Automotive Additive
current price Now $8.28, Was $12.59

Prestone AS145Y Radiator Stop Leak 11 oz Automotive Additive

5 out of 5 Stars. 1 reviews

Bar's Leaks Hydraulic Seal Hydraulic Stop Leak & Conditioner 1 gal $40.77

Bar's Leaks Hydraulic Seal Hydraulic Stop Leak & Conditioner 1 gal
current price $40.77

Bar's Leaks Hydraulic Seal Hydraulic Stop Leak & Conditioner 1 gal

3.6 out of 5 Stars. 10 reviews
Save with
Walmart Plus

CD-2 4105R Stop Leak for Engine Oil - 15 oz. $13.23

CD-2 4105R Stop Leak for Engine Oil - 15 oz.
current price $13.23

CD-2 4105R Stop Leak for Engine Oil - 15 oz.

3.5 out of 5 Stars. 2 reviews
Save with
Walmart Plus

Envirosafe Stop Leak for R1234yf Systems, R-1234yf $34.15

Envirosafe Stop Leak for R1234yf Systems, R-1234yf
current price $34.15

Envirosafe Stop Leak for R1234yf Systems, R-1234yf

5 out of 5 Stars. 2 reviews

50+ bought since yesterday Slime 10003 Tube Sealant From $6.96

Slime 10003 Tube Sealant
Available in additional 3 options
From$696

Slime 10003 Tube Sealant

4.4 out of 5 Stars. 1103 reviews
Save with
Walmart Plus

BlueDevil Transmission Sealer Pour-N-Go 16 oz for Manual and Automatic Vehicles $14.22 Was $18.99 88.9 ¢/oz

BlueDevil Transmission Sealer Pour-N-Go 16 oz for Manual and Automatic Vehicles
current price Now $14.22, Was $18.99
88.9 ¢/oz

BlueDevil Transmission Sealer Pour-N-Go 16 oz for Manual and Automatic Vehicles

4.1 out of 5 Stars. 29 reviews

Lucas Oil 32oz. Hydraulic Oil Booster & Stop Leak $29.70

Lucas Oil  32oz. Hydraulic Oil Booster & Stop Leak
current price $29.70

Lucas Oil 32oz. Hydraulic Oil Booster & Stop Leak

5 out of 5 Stars. 1 reviews

Bar's Leaks Liquid Aluminum Radiator and Heater Core Stop Leak. 6 Pack,1186-6PK $46.04

Bar's Leaks Liquid Aluminum Radiator and Heater Core Stop Leak. 6 Pack,1186-6PK
current price $46.04

Bar's Leaks Liquid Aluminum Radiator and Heater Core Stop Leak. 6 Pack,1186-6PK

Bars Leaks 01194 6 Oz Radiator Stop Leak Concentrate $13.11

Bars Leaks 01194 6 Oz Radiator Stop Leak Concentrate
current price $13.11

Bars Leaks 01194 6 Oz Radiator Stop Leak Concentrate

Supercool A/C Leak Stop Metal, Aerosol, 4oz. ST27 $34.95

Supercool A/C Leak Stop Metal, Aerosol, 4oz. ST27
current price $34.95

Supercool A/C Leak Stop Metal, Aerosol, 4oz. ST27

Clearance Nsxcdh Radiator Stop Leak Powder,Car Water Tank Sealant 15 Ml,Quick Mix for Heater Core Hose,Anti Rust Compatible with Antifreeze,Auto Repair Additive $5.99 Was $6.99

Nsxcdh Radiator Stop Leak Powder,Car Water Tank Sealant 15 Ml,Quick Mix for Heater Core Hose,Anti Rust Compatible with Antifreeze,Auto Repair Additive
current price Now $5.99, Was $6.99

Nsxcdh Radiator Stop Leak Powder,Car Water Tank Sealant 15 Ml,Quick Mix for Heater Core Hose,Anti Rust Compatible with Antifreeze,Auto Repair Additive

AT-205 Re-Seal Leak Stopper 8 Ounce - 4 Pack $70.00

AT-205 Re-Seal Leak Stopper 8 Ounce - 4 Pack
current price $70.00

AT-205 Re-Seal Leak Stopper 8 Ounce - 4 Pack

5 out of 5 Stars. 2 reviews

Engine Oil Stop Leak - 1 gal $46.30

Engine Oil Stop Leak - 1 gal
current price $46.30

Engine Oil Stop Leak - 1 gal

New Lucas Oil 10019 Hydraulic Oil Booster and Stop Leak 1 Quart Pack Of 6 White $54.99

New Lucas Oil 10019 Hydraulic Oil Booster and Stop Leak 1 Quart Pack Of 6 White
current price $54.99

New Lucas Oil 10019 Hydraulic Oil Booster and Stop Leak 1 Quart Pack Of 6 White

Stop Leak for R1234YF w/ Charging Gauge, Automotive R1234YF Hose Kit, R-1234yf, R1234 $31.98

Stop Leak for R1234YF w/ Charging Gauge, Automotive R1234YF Hose Kit, R-1234yf, R1234
current price $31.98

Stop Leak for R1234YF w/ Charging Gauge, Automotive R1234YF Hose Kit, R-1234yf, R1234

4.4 out of 5 Stars. 7 reviews

A/C Pro Super Seal All-in-one Stop Leak, 11 oz, Aerosol, 1 Pack, California Compliant $35.88 $3.26/oz

A/C Pro Super Seal All-in-one Stop Leak, 11 oz, Aerosol, 1 Pack, California Compliant
current price $35.88
$3.26/oz

A/C Pro Super Seal All-in-one Stop Leak, 11 oz, Aerosol, 1 Pack, California Compliant

4.1 out of 5 Stars. 13 reviews
Save with
Walmart Plus

Highly rated by customers

Related Products