Store Hours 8AM – 6PM Mon-Sat (closed Sunday)

7 ACRES OF SAVINGS

JUST 10 MINUTES SOUTH OF SPRINGFIELD, MO

PROUDLY SERVING SOUTHWEST MISSOURI FOR 125 YEARS

Lucas Oil Transmission Fix Additive 24 oz

$15.86

SKU: 8309692 Categories: , ,

In stock

  • Free Store Pickup

    Available for MO, AR, KS, OK addresses at checkout

  • Shipping


    Ships to lower 48 (excl. CA) on eligible items.

  • Local Delivery

    Order first; we’ll call you to schedule a time

  • Shop In-Store

    Open Mon–Sat, 8 am–6 pm for all items.

Lucas Oil Transmission Fix Additive is a reliable resource for those dealing with the frustration of a slipping or hesitant transmission in high-mileage vehicles. You will see how the thick, honey-like consistency helps fill the gaps in worn-out gears and clutch packs, providing the necessary grip to smooth out rough shifting and reduce clunking. It serves as a practical alternative to immediate, expensive mechanical teardowns by rejuvenating old seals and stopping minor leaks that can lead to fluid loss. Adding this to your system helps lower operating temperatures and stops fluid foaming, which keeps your vehicle moving reliably during heavy-duty use or long commutes.

Key Features of Lucas Oil Transmission Fix Additive

Non-solvent formula prevents the thinning of existing fluid while protecting internal components
High-viscosity blend increases line pressure to improve gear engagement and stop slipping
Specialized conditioners soften and swell hardened seals to stop active fluid leaks
Reduces friction and heat to extend the life of your transmission fluid significantly
Effective in both automatic and light-duty manual transmissions for broader application
Eliminates foam and air bubbles to ensure consistent hydraulic pressure in the valve body
Restores responsiveness in torque converters to improve power transfer to the wheels
Compatible with both synthetic and conventional transmission fluids for easy mixing
Helps quiet noisy planetary gears and reduces chatter during acceleration

Additional Information

Brand: Lucas Oil
Product Type: Transmission Additive
Model:
Product Use: Stopping transmission slip, hesitation, and seal leaks
Size: 24 oz
Material: Petroleum-based oils and proprietary additives
Height:
Length:
Width:

Because this additive is exceptionally thick, it is best to let the bottle sit in a warm spot or even in a bucket of warm water before pouring to help it flow more easily down the dipstick tube. If your transmission fluid level is already at the “Full” mark, you should use a small suction pump to remove about twenty-four ounces of old fluid first so you do not overfill the system. Please keep in mind that while this works wonders for gear-driven systems, it should never be used in belt-driven Continuously Variable Transmissions (CVT) as the friction requirements are entirely different.

SUB CAT RELATED