* Disclaimer: OveReview is reader-supported. We earn commissions from qualifying purchases

Best Radiator Products And Reviews - 2021 Updated

About OveReview Score
RANK #1

Score By Features

Based on 10 ratings

Value for money
9.10
Delivery
9.38
Packaging
8.86
Satisfaction
9.09

OveReview Final Score

RANK #2

Score By Features

Based on 37 ratings

Satisfaction
8.54
Customer service
8.68
Value for money
8.75
Delivery
8.97

OveReview Final Score

RANK #3

Score By Features

Based on 200 ratings

Easy to use
8.88
Mileage
6.26
Longevity
5.76

OveReview Final Score

RANK #4

Score By Features

Based on 635 ratings

Easy to use
8.58
Value for money
8.68
Mileage
6.90

OveReview Final Score

RANK #5

Score By Features

Based on 165 ratings

Satisfaction
8.52
Customer service
8.58
Giftable
8.75
Packaging
8.65

OveReview Final Score

RANK #6

Permatex 09116 Fuel Tank and Radiator Repair Kit...

$16.91

OveReview Final Score

$16.91

Score By Features

Based on 15 ratings

Value for money
8.31
Giftable
8.23
Customer service
8.39
Delivery
8.52

OveReview Final Score

RANK #7

Prestone AS145 Radiator Sealer Stop Leak - 11 oz....

$10.19

OveReview Final Score

$10.19

Score By Features

Based on 120 ratings

Customer service
8.42
Delivery
8.36
Value for money
8.58
Packaging
8.22

OveReview Final Score

RANK #8

Score By Features

Based on 13 ratings

Customer service
8.25
Satisfaction
8.53
Packaging
8.48
Delivery
8.33

OveReview Final Score

RANK #9

Score By Features

Based on 592 ratings

Value for money
8.38
Easy to use
8.49

OveReview Final Score

RANK #10

Irontite All Weather Seal, Blue, 16 oz...

$16.48

OveReview Final Score

$16.48

Score By Features

Based on 130 ratings

Customer service
8.49
Satisfaction
8.05
Value for money
8.28
Giftable
8.05

OveReview Final Score

RANK #11

Radiator Super Sealer, 14.5 Oz...

$11.3

OveReview Final Score

$11.30

Score By Features

Based on 5 ratings

Value for money
8.12
Giftable
8.09
Satisfaction
8.30
Delivery
7.91

OveReview Final Score

RANK #12

Score By Features

Based on 28 ratings

Delivery
7.98
Satisfaction
8.15
Packaging
8.04
Value for money
8.43

OveReview Final Score

RANK #13

Hapco Products - Cooling System Sealer (Pack of 2)...

$61.98

OveReview Final Score

$61.98

Score By Features

Based on 15 ratings

Satisfaction
7.80
Value for money
7.92
Packaging
8.19
Giftable
8.33

OveReview Final Score

RANK #14

BlueDevil Radiator & Block Sealer...

$29.13

OveReview Final Score

$29.13

Score By Features

Based on 101 ratings

Giftable
8.05
Customer service
8.00
Packaging
8.19
Value for money
8.09

OveReview Final Score

RANK #15

Score By Features

Based on 242 ratings

Customer service
7.57
Satisfaction
7.59
Delivery
8.00
Value for money
7.87

OveReview Final Score

RANK #16

J-B Weld 2120 Radiator and Plastic Repair Kit...

$16.47

OveReview Final Score

$16.47

Score By Features

Based on 495 ratings

Adhesion
7.07
Easy to use
6.56
Value for money
5.76

OveReview Final Score