HPT Upgrade Kit
$349.99
HPTECM-00-L5P-K
ECM Modification
HP Tuners
Programmers & Chips
HPT E41 ECM Upgrade Kit(L5P)
HPT L5P ECM Upgrade Service (*VIN & Original ECM Required To Go Back To Same Truck It Came Out Of*)
$649.99
HPTECM-00-L5P-U
ECM Modification
HP Tuners
PCM Modification
Programmers & Chips
HP Tuners L5P - ECM Upgrade Serivce
HPT ECM (*VIN Required*)
$1,499.99
HPTECM-00-L5P-P
ECM Modification
HP Tuners
Programmers & Chips
HP Tuners 2017+ Chevrolet Silverado / GMC Sierra 2500/3500 6.6L Duramax L5P Modified ECM (Vin Req.)
HPT ECM Exchange (*VIN Required - Customer Must Mail in ECM*)
$649.99
HPTECM-00-L5P-E
ECM Modification
HP Tuners
Programmers & Chips
HP Tuners ECM Exchange - GM E41 12683624 / L5P
