The Hump

Part of your Duramax® diesel engine’s dirty secret is that it’s got a HUMP. The hump adds volume, so you can have more oil in your engine, but because 2 cups of oil are trapped in the HUMP, the oil gets filthy really quickly. Within minutes of running your engine after a fresh oil change, … More Info

Design Flaw…

With a great engine like the Duramax®, you want a great oil pan like the Banana Pan. Cleaner oil, for a cleaner engine.