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Best Gear Oil Additives of 2025
Best Choice
1
Clicked 12 times in the last monthLiqui MolyLIQUI MOLY Pro-Line Gear Oil Leak Stop | 500 ml | Oil additive | SKU: 5199
9.6
Exceptional
Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.
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2
XADOXADO EX120 Transmission Oil Additive (8ml) for Manual Transmission, Differentials & Transfer Cases. Reduces Noise, Wear & Vibration, Protects & Repairs
Free Shipping
9.3
Excellent
Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.
Value for Money
3
Liqui MolyLIQUI MOLY Gear-Oil Additive | 20 g | Oil additive | SKU: 1040
9.2
Excellent
Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.
4
WOL WORLD OF LUBRICANTWOL 2510 MOS2 Anti Friction Gear Oil Additive 50g Transmission Oil Additive Treatment
9.0
Excellent
Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.
5
STPSTP GST60150EN Gearbox Oil Treatment 150 ml
8.8
Very Good
Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.
6
Liqui MolyLIQUI MOLY Gear Protect | 80 ml | Oil additive | SKU: 1007
25% Off Free Shipping
8.6
Very Good
Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.
7
Bar's LeaksBar's Leaks Axle and Differential Gear Repair, 16.9 Oz
Free Shipping
8.5
Good
Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.
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8
Liqui MolyLIQUI MOLY Gear-Oil Leak Stop | 50 ml | Oil additive | SKU: 1042
14% Off
8.4
Good
Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.
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9
ForteForte Lubricants Car Diff Gearbox Wear Noise Gear Oil Treatment - 125ml
8.3
Good
Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.
10
Liqui MolyLIQUI MOLY ATF Additive | 250 ml | Oil additive | SKU: 5135
8.0
Good
Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.
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