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.
Hello everyone, I am new to forum, and to cummins, and have a question about using the exhaust brake. I live in a place where every road is a hill or moutain road so I use it alot. My question is will this hurt anything? even tho I'm not always towing anything ?