10 bestTransmission Additivesof February 2026
112M consumers helped this year.
1
ATP AT-205 Re-Seal Stops Leaks Fast In Engines & Transmissions - English & French 236ml
ATP Automotive
9.8
2
ATF-G Automatic Transmission Fluid
Carlube
9.6
3
XADO XA 10331 ХАDО REVITALIZANT EX120 for Automatic Transmission (Blister Package, Tube 9 ml)
XADO
9.4
11% off
4
Lubegard 19610 Instant Shudder Fixx, 2 oz.
Lubegard
9.1
23% off
5
Lucas Oil 40009 Transmission Fix - 710ml
Lucas Oil
8.8
Other
Red Line (50304) MT-90 75W-90 GL-4 Manual Transmission and Transaxle Lubricant (MTL) - 1 Quart.
XADO Set engine oil additive + automatic transmission additive against wear and protection, 1 x 1 stage maximum + 1 x maximum transmission.
XADO Engine Oil Additive + Manual Transmission Gear Additive Against Wear & Protection – 1x 1Stage Maximum + 1x Maximum Transmission
LUBEGARD 67010 CVT Recharge & Protect, 10 fl. oz.
6
LIQUI MOLY Pro-Line Gear Oil Additive | 150 ml | Oil additive | SKU: 5198
Liqui Moly
8.5
7
XADO EX120 Transmission Oil Additive (8ml) for Manual Transmission, Differentials & Transfer Cases. Reduces Noise, Wear & Vibration, Protects & Repairs
XADO
8.3
8
Bar's Leaks 1415 Transmission Fix
Bar's Leaks
8.0
25% off
9
LIQUI MOLY ATF Additive | 250 ml | Oil additive | SKU: 5135
Liqui Moly
7.7
10
LIQUI MOLY Pro-Line Gear Oil Leak Stop | 500 ml | Oil additive | SKU: 5199
Liqui Moly
7.4
Related Reviews You Might Like
Best Reviews Guide Newsletter
Get exclusive articles, recommendations, shopping tips, and sales alerts
Sign up for our newsletter to receive weekly recommendations about seasonal and trendy products
Thank you for subscribing!
By submitting your email address you agree to our Terms and Conditions and Privacy Policy