Norcal Diesel Performance is the diesel parts store you can count on to handle all your needs, including upgrading your rig. A 6.6L LLY/LBZ Duramax engine is one of the best engines for your Chevy or GMC truck, but it can only do so much. With a Duramax tuner or programmer, you can modify internal configurations to get even more out of your truck and engine.
A simple LBZ tuner or programmer is all you need to get your engine ready for racing, but with these tuners, you can also increase reliability and towing power. These Duramax tuners let you tap into the potential that your engines hold. At Norcal Diesel Performance, we’ve got all the tuners, programmers, and additional accessories you could ever need.