Differential Cleaning Instructions with Auto-Rx Internal Engine Cleaner

The chemical formulation of Auto-Rx^® is the same for engines, transmissions, motorcycles, and diesels. The only difference is in the individual applications.

Cleaning Differentials with Auto-Rx^®

Auto-Rx^® is your solution for cleaning differentials, and it works as you drive to liquefy the contamination residue and build-up.

To get the most out of Auto-Rx^®, we recommend the following easy, step-by-step method:

STEP 1	Into the differential oil reservoir, add 2 ounces of Auto-Rx^® per quart of differential fluid.
STEP 2	Drive 1,000 miles and then drain.
STEP 3	Refill according to vehicle manufacturer's recommendation. This unit uses heavy gear oil.