How to Plumb an Auxiliary Tank into a 2008 Duramax – Step-by-Step Guide

Running out of fuel in the middle of nowhere isn’t just inconvenient—it can be dangerous, especially if you’re towing heavy loads or exploring remote trails in your 2008 Duramax. Many owners solve this by installing an auxiliary fuel tank, but the real challenge lies in how to plumb an auxiliary tank into a 2008 Duramax…