Pay in 4 interest-free payments of $162.50 Learn more
Ships within 48 hours · Estimated delivery Aug 20 - Aug 25
Professional installation recommended
Precision CNC-machined 6061-T6 aluminum and 304 stainless components deliver an OEM-grade fit
Forget weak factory settings—these tunes are built for serious Duramax owners who demand real performance
and a reinforced high-temp silicone coolant reroute with quality fittings
cruising on the highway
GDP Commander Support Pack - SOTF (17-23 GM L5P Duramax) GDP45001 Professional installation recommended**REQUIRES 8 CREDITS PER VEHICLE FLASHED**
US$ 6250.00
US$ 129.87
US$ 199.97
US$ 52.00
