The Banks Six-Gun Tuner is the perfect tool for optimising your 2001-2004 LB7 Duramax engine. Easy to install and packed with features, it's great value for money.

This tuner destroys the competition, not your vehicle! Active Safety protects your engine and powertrain, while temperature limiting control ensures your engine doesn't overheat. You'll also see a massive performance boost, with up to +127 hp and +345 lb-ft of torque at the rear wheels. 0-60 mph in 1/3 less distance is guaranteed!

So if you're looking for optimum performance from your Duramax engine, look no further than the Banks Six-Gun Tuner. It's the perfect solution for all your tuning needs.