Doc's Diesel Doc's x Hot Shot's Secret Interval Oil Treatment 6.5L Duramax and rugged - they're the

and rugged - they're the go-to for anyone who demands the best in both durability and style

Doc's Diesel Oil Filter Plug Tool threads into the top of the oil filter

6L Duramax Air Filter 2011-2016

Back: Jersey-lined hood

Doc's Diesel Doc's x Hot Shot's Secret Interval Oil Treatment 6.5L Duramax and rugged - they're theAbout Product: Doc's Diesel & Hot Shot's Secret are partnering to bring their #1 stiction removal product to the Doc's Family with Interval Oil Treatment, Powered By Hot Shot's Secret. This Complete oil treatment deep cleans vital engine components of stiction, varnish, and other deposits to increase diesel engine performance. Not only does Interval Oil Treatment improve power and fuel economy, but it also reduces engine wear by using a patented nano