10/09/2026
3.0L Duramax owners… this one’s for you. 🔥
AMDP Custom Tuning is now available for the 2023–2026 Chevy Silverado & GMC Sierra 1500 LZ0 Duramax through HP Tuners!
We’re talking up to +50 HP and +110 lb-ft of torque over stock, improved throttle response, better drivability, and optional 10-speed transmission tuning.
Whether you’re daily driving, towing, or looking to get a little more out of your 3.0L Duramax, we’ve got options to suit your setup.
Three power levels. Custom ECM tuning. Optional TCM tuning.
Don’t sleep on the little Duramax. 😮💨
Available now through your AMDP-authorized dealer.