Enhance Transmission Performance and Longevity
Give your transmission the protection and performance boost it deserves with Justice Brothers Automatic Transmission Conditioner, available at NorCal Diesel Performance. Specially formulated for both automatic transmissions and rear-ends—including posi-traction and limited slip differentials—this advanced conditioner is trusted by professionals and enthusiasts to deliver smoother, faster shifting and increased reliability, no matter the weather.
Key Features & Benefits
Smoother, Faster Shifting: Improves shift quality in both hot and cold conditions, ensuring consistent, responsive performance year-round.
Reduces Heat: Lowers transmission and rear-end operating temperatures by up to 30°F, helping to prevent overheating and extend component life.
Prevents Varnish & Sludge: Keeps your transmission clean by stopping the formation of harmful varnish and sludge, which can impair performance and cause costly damage.
Stops Noisy Transmissions & Rear-Ends: Quiets operation by reducing friction and wear, leading to a smoother, quieter ride.
Versatile Compatibility: Mixes with all types of transmission fluids and greases, and is approved for use in posi-traction and limited slip rear-ends.
Racing Proven: Add to transmission and rear-end for faster times and improved speed on the track.
Contains JB Metal Conditioner®: Provides an extra layer of protection for metal surfaces, further reducing wear and extending service life.
Product Details
| Attribute | Value |
|---|---|
| Part Number | ATC-55 |
| UPC | 077445000551 |
| Size | 1 Can, 10 oz |
| Weight | 0.7 lbs |
Application
Compatible with all automatic transmissions and rear-ends, including those in Ford Powerstroke, Dodge Cummins, and Chevy/GMC Duramax trucks.
Safe for use with all transmission fluids and greases.
For best results, add at recommended intervals or during fluid changes.
Why Choose Justice Brothers?
With nearly 90 years of expertise in automotive chemicals, Justice Brothers products are engineered in the USA and trusted by professional mechanics, racers, and OEM manufacturers for their proven effectiveness and reliability. The Automatic Transmission Conditioner is no exception—delivering the performance, protection, and peace of mind you expect from a leading name in automotive care.
Order Today
30-day returns
Fast, flat-rate shipping
Upgrade your transmission’s performance and reliability today with Justice Brothers Automatic Transmission Conditioner—available now at NorCal Diesel Performance.
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