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

Best Additives Products And Reviews - 2024 Updated

RANK #1

Duragard Arctic Blue Hydraulic Fluid - 2.5 Gallon Jug...

$65.87

OveReview Final Score

$65.87

Score By Features

Based on 31 ratings

Delivery
9.60
Packaging
9.70
Customer service
9.75
Value for money
9.99

OveReview Final Score

RANK #2

Honda FBA_08200-9008 08200-9008 Automatic Transmission Fluid...

$42.19

OveReview Final Score

$42.19

Score By Features

Based on 6,390 ratings

Mileage
9.68
Longevity
9.48
Value for money
9.18

OveReview Final Score

RANK #3

Red Line 58204 Heavy ShockProof Gear Oil - 1 Quart Bottle...

$18.95

OveReview Final Score

$18.95

Score By Features

Based on 783 ratings

Value for money
9.49
Light weight
9.51

OveReview Final Score

RANK #4

Lucas AI Innovations LUC Heavy Duty Oil Stabilizer 1 Gallon...

$26.97

OveReview Final Score

$26.97

Score By Features

Based on 1,724 ratings

Mileage
9.72
Value for money
9.49

OveReview Final Score

RANK #5

MOBIL FLUID 424 High Performance Tractor Hydraulic Fluid - 5...

$92.87

OveReview Final Score

$92.87

Score By Features

Based on 79 ratings

Satisfaction
9.81
Delivery
9.84
Customer service
9.80
Value for money
9.90

OveReview Final Score

RANK #6

Lucas Oil LUC10131 Pure Synthetic Oil Stabilizer - 1 Gallon...

$36.08

OveReview Final Score

$36.08

Score By Features

Based on 1,220 ratings

Value for money
9.69
Mileage
9.18

OveReview Final Score

RANK #7

Lucas Oil 10018-4PK Hydraulic Oil Booster and Stop Leak - 1 ...

$91.74

OveReview Final Score

$91.74

Score By Features

Based on 51 ratings

Customer service
9.85
Delivery
9.51
Value for money
9.84
Giftable
9.58

OveReview Final Score

RANK #8

Score By Features

Based on 46 ratings

Delivery
9.60
Satisfaction
9.50
Value for money
9.70
Giftable
9.90

OveReview Final Score

RANK #9

Power Service 3016-09 Diesel Kleen+Cetane Boost, 16 Fluid Ou...

$53.87

OveReview Final Score

$53.87

Score By Features

Based on 358 ratings

Mileage
9.53
Value for money
9.18

OveReview Final Score

RANK #10

Lucas Oil LUC10679 10679 10W-30 Petroleum Oil - 5 Quart Jug...

$34.12

OveReview Final Score

$34.12

Score By Features

Based on 593 ratings

Value for money
9.30
Mileage
9.32

OveReview Final Score

RANK #11

Rotella ELC Antifreeze/Coolant Concentrate 1 Gal....

$24.99

OveReview Final Score

$24.99

Score By Features

Based on 94 ratings

Delivery
9.97
Satisfaction
9.45
Packaging
9.64
Value for money
9.57

OveReview Final Score

RANK #12

Score By Features

Based on 40 ratings

Easy to use
9.50
Value for money
9.32
Mileage
9.28

OveReview Final Score

RANK #13

Mobil 102570 Automotive Accessories, 5 gal....

$193.87

OveReview Final Score

$193.87

Score By Features

Based on 3 ratings

Delivery
9.86
Customer service
9.97
Satisfaction
9.59
Packaging
9.73

OveReview Final Score

RANK #14

Pencool 2000 200064 Engine Cooling System Treatment - 1/2-Ga...

$14.85

OveReview Final Score

$14.85

Score By Features

Based on 7 ratings

Value for money
9.49
Packaging
9.72
Customer service
9.61
Satisfaction
9.82

OveReview Final Score

RANK #15

Justice Brothers Automatic Transmission Conditioner...

$24.95

OveReview Final Score

$24.95

Score By Features

Based on 19 ratings

Value for money
9.87
Giftable
9.64
Satisfaction
9.71
Delivery
9.75

OveReview Final Score

RANK #16

Transmaxx Filtran 803986 Assembly Lube, Gold (1 lb. Tub)...

$18.95

OveReview Final Score

$18.95

Score By Features

Based on 78 ratings

Value for money
9.63
Giftable
9.71
Satisfaction
9.41
Packaging
9.77

OveReview Final Score

RANK #17

Prolong Super Lubricants PSL11202 Engine Treatment - 1 Gallo...

$11.74

OveReview Final Score

$11.74

Score By Features

Based on 1,677 ratings

Longevity
9.71
Mileage
9.52
Value for money
9.48

OveReview Final Score

RANK #18

Sea Foam SF-16-2PK Motor Treatment Multi-Use, 16 Ounce, Pack...

$23.54

OveReview Final Score

$23.54

Score By Features

Based on 1,405 ratings

Easy to use
9.68
Value for money
9.53
Mileage
9.08

OveReview Final Score

RANK #19

Star Brite 2-Pack Star Tron Enzyme Fuel Treatment Concentrat...

$48.95

OveReview Final Score

$48.95

Score By Features

Based on 99 ratings

Value for money
9.70
Easy to use
9.49
Mileage
9.30

OveReview Final Score

RANK #20

Opti-lube XPD Formula Diesel Fuel Additive: 8oz 6 Pack, Trea...

$50.97

OveReview Final Score

$50.97

Score By Features

Based on 133 ratings

Satisfaction
9.54
Value for money
9.52
Delivery
9.76
Packaging
9.70

OveReview Final Score

RANK #21

OTC 7118 Transmission Adapter Kit...

$112.99

OveReview Final Score

$112.99

Score By Features

Based on 24 ratings

Value for money
9.70
Satisfaction
9.24
Customer service
9.62
Giftable
9.29

OveReview Final Score

RANK #22

MERCURY Genuine Quickstor Fuel Stabilizer 12Oz - 8M0047932...

$15.99

OveReview Final Score

$15.99

Score By Features

Based on 186 ratings

Giftable
9.43
Satisfaction
9.42
Value for money
9.58
Delivery
9.40

OveReview Final Score

RANK #23

Hot Shot's Secret Everyday Diesel Treatment 16 Ounce Squeeze...

$17.95

OveReview Final Score

$17.95

Score By Features

Based on 4,282 ratings

Easy to use
9.33
Longevity
9.12
Mileage
8.48
Value for money
8.38

OveReview Final Score

RANK #24

Hot Shot's Secret Everyday Diesel Treatment 16 Ounce 2 Pack ...

$36.47

OveReview Final Score

$36.47

Score By Features

Based on 383 ratings

Value for money
8.48
Easy to use
8.28
Mileage
8.18

OveReview Final Score

RANK #25

CamGuard Oil Additive (Aircraft)...

$29.24

OveReview Final Score

$29.24

Score By Features

Based on 175 ratings

Delivery
9.22
Packaging
9.77
Satisfaction
9.57
Customer service
9.46

OveReview Final Score