10 Best bluedevil rear main sealers of 2026

Save up to 11% off

1

BlueDevil Products

BlueDevil Products 00234 Rear Main Sealer - 8 Ounce (Pack of 12)
9.9

Exceptional

Our Rating
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2

BlueDevil Products

BlueDevil Products 00234 Rear Main Sealer - 8 Ounce (Pack of 12)
9.8

Exceptional

Our Rating
3

BlueDevil Products
BlueDevil Products 00234 Rear Main Sealer - 8 Ounce
Main highlights

Permanent Seal Solution
Flows into damaged areas for a permanent seal without frequent reapplication.

Versatile Engine Compatibility
Ideal for gasoline or diesel engines with synthetic or conventional oils.

Ease of Use Praised
Customers appreciate the simple pour-in application process.
Key specs
- Volume:8 ounces
- Item Form:Liquid
- Compatible Material:Rubber seals
- Special Feature:Permanent seal
- Cure Time:N/A
9.6

Exceptional

Our Rating
4

BlueDevil Products
BlueDevil Products 00234 Rear Main Sealer - 8 Ounce
Main highlights

Permanent Seal Solution
Flows into damaged areas for a permanent seal without frequent reapplication.

Versatile Engine Compatibility
Ideal for gasoline or diesel engines with synthetic or conventional oils.

Ease of Use Praised
Customers appreciate the simple pour-in application process.
Key specs
- Volume:8 ounces
- Item Form:Liquid
- Compatible Material:Rubber seals
- Special Feature:Permanent seal
- Cure Time:N/A
9.4

Excellent

Our Rating
5

BlueDevil Products

BlueDevil Products 00234 Rear Main Sealer - 8 Ounce (Pack of 2)
9.3

Excellent

Our Rating
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6

BlueDevil Products

BlueDevil Products 00234 Rear Main Sealer - 8 Ounce (Pack of 2)
9.2

Excellent

Our Rating
7

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

11% Off
Main highlights

Seals Various Oil Leaks Effectively
Seals timing cover, cam seal, rear main, and other hard-to-stop oil leaks. Add to engine oil. Works better than conventional stop leaks.

Ideal for Rear Main Seal Issues
Specifically designed to seal rear main leaks. Add entire bottle to engine crankcase where you add oil at or between oil changes.

Highly Effective in Stopping Leaks
Customers praise its effectiveness in stopping leaks, especially rear main seal leaks, within a few hundred miles of driving. Highly recommended for maintenance.
Key specs
- product dimensions:1.9 x 3.4 x 7.7 inches
- special features:Seals timing cover, cam seal
- fuel type:N/A
- item size:N/A
- package dimensions:N/A
8.9

Very Good

Our Rating
8

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

11% Off
Main highlights

Seals Various Oil Leaks Effectively
Seals timing cover, cam seal, rear main, and other hard-to-stop oil leaks. Add to engine oil. Works better than conventional stop leaks.

Ideal for Rear Main Seal Issues
Specifically designed to seal rear main leaks. Add entire bottle to engine crankcase where you add oil at or between oil changes.

Highly Effective in Stopping Leaks
Customers praise its effectiveness in stopping leaks, especially rear main seal leaks, within a few hundred miles of driving. Highly recommended for maintenance.
Key specs
- product dimensions:1.9 x 3.4 x 7.7 inches
- special features:Seals timing cover, cam seal
- fuel type:N/A
- item size:N/A
- package dimensions:N/A
8.6

Very Good

Our Rating
9

BlueDevil Products
BlueDevil Products 49499 Oil Stop Leak - 8 Ounce
Main highlights

Easy to Use Formula
The BlueDevil Oil Stop Leak is designed for easy application by simply pouring the recommended amount into the oil slump or crank case.

Versatile Engine Compatibility
Compatible with both gasoline and diesel engines, making it suitable for a wide range of vehicles including cars, trucks, and SUVs.

Permanent Seal Solution
Formulated to provide a permanent seal for oil leaks, ensuring that your vehicle remains leak-free even after extensive driving.
8.5

Good

Our Rating
10

BlueDevil Products
BlueDevil Products 49499 Oil Stop Leak - 8 Ounce
Main highlights

Easy to Use Formula
The BlueDevil Oil Stop Leak is designed for easy application by simply pouring the recommended amount into the oil slump or crank case.

Versatile Engine Compatibility
Compatible with both gasoline and diesel engines, making it suitable for a wide range of vehicles including cars, trucks, and SUVs.

Permanent Seal Solution
Formulated to provide a permanent seal for oil leaks, ensuring that your vehicle remains leak-free even after extensive driving.
8.4

Good

Our Rating

10 Best bluedevil rear main sealers of 2026

1

BlueDevil Products 00234 Rear Main Sealer - 8 Ounce (Pack of 12)

How do we rank?

How do we rank?

Analyzing top stores

2

BlueDevil Products 00234 Rear Main Sealer - 8 Ounce (Pack of 12)

3

BlueDevil Products 00234 Rear Main Sealer - 8 Ounce

4

BlueDevil Products 00234 Rear Main Sealer - 8 Ounce

5

BlueDevil Products 00234 Rear Main Sealer - 8 Ounce (Pack of 2)

6

BlueDevil Products 00234 Rear Main Sealer - 8 Ounce (Pack of 2)

7

Bar's Leaks Rear Main Seal Repair, 16.9 oz

8

Bar's Leaks Rear Main Seal Repair, 16.9 oz

9

BlueDevil Products 49499 Oil Stop Leak - 8 Ounce

10

BlueDevil Products 49499 Oil Stop Leak - 8 Ounce

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