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10 bestTransmission Additivesof October 2025

112M consumers helped this year.

1

LIQUI MOLY Pro-Line Gear Oil Leak Stop | 500 ml | Oil additive | SKU: 5199
LIQUI MOLY Pro-Line Gear Oil Leak Stop | 500 ml | Oil additive | SKU: 5199

Liqui Moly

9.9

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25% off

2

LIQUI MOLY ATF Additive | 250 ml | Oil additive | SKU: 5135
LIQUI MOLY ATF Additive | 250 ml | Oil additive | SKU: 5135

Liqui Moly

9.8

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3

LIQUI MOLY Pro-Line Gear Oil Additive | 150 ml | Oil additive | SKU: 5198
LIQUI MOLY Pro-Line Gear Oil Additive | 150 ml | Oil additive | SKU: 5198

Liqui Moly

9.6

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4

STP GST60150EN Gearbox Oil Treatment 150 ml
STP GST60150EN Gearbox Oil Treatment 150 ml

STP

9.4

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5% off

5

WOL Liqui-Moly 2510 MOS2 Anti Friction Gear Oil Additive 50g Transmission Oil Additive Treatment
WOL Liqui-Moly 2510 MOS2 Anti Friction Gear Oil Additive 50g Transmission Oil Additive Treatment

WOL WORLD OF LUBRICANT

9.2

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XADO EX120 Automatic Transmission Fix - Treatment for CVT & Other Gearbox Types | ATF Additive & Protectant - Reduces Sticking, Shudder and Slipping

XADO EX120 Automatic Transmission Fix - Treatment for CVT & Other Gearbox Types | ATF Additive & Protectant - Reduces Sticking, Shudder and Slipping

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23% off

6

Lucas Oil 10009 Transmission Fix
Lucas Oil 10009 Transmission Fix

Lucas Oil

9.0

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7

LIQUI MOLY Gear-Oil Additive | 20 g | Oil additive | SKU: 1040
LIQUI MOLY Gear-Oil Additive | 20 g | Oil additive | SKU: 1040

Liqui Moly

8.7

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8

Bar's Leaks 1415 Transmission Fix
Bar's Leaks 1415 Transmission Fix

Bar's Leaks

8.4

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9

Rislone High Mileage Transmission Stop Slip with Leak Repair,Pack of 1,4502
Rislone High Mileage Transmission Stop Slip with Leak Repair,Pack of 1,4502

Rislone

8.2

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10

Lubegard 50904 Automatic Transmission Fluid Protectant, 5 Gallon
Lubegard 50904 Automatic Transmission Fluid Protectant, 5 Gallon

Lubegard

7.9

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