When you click on links to various merchants on this site and make a purchase, this can result in this site earning a commission. Affiliate programs and affiliations include, but are not limited to, the eBay Partner Network.
I did the home flushing of my 2003 S40 auto transmission with the 10 quarts of Valvoline Stop Leak transmission fluid. Now I want to add an additive to the transmission (same as the Volvo factory) what should I use?