Having a good set of gauges is one of the most critical items that an owner of any turbo diesel should have, and your LML Duramax is no exception. Whether you're towing a stock trailer or racing down the quarter mile, having the ability to monitor vital engine statistics is extremely crucial. We carry a full line of analog gauges from Isspro and Autometer, and we even carry digital gauges from Edge (Insight) that de...