HPT GM E46 Non-Global B ECM Upgrade (*VIN & Original ECM Required*) - ECM-00-E46-U HP Tuners $399.99 HPT GM E46 Non-Global B ECM Upgrade (*VIN & Original ECM Required*) Add to Cart
HPT GM E99 Global B ECM Upgrade (*VIN & Original ECM Required*) - ECM-GB-E99-U HP Tuners $1,499.99 HPT GM E99 Global B ECM Upgrade (*VIN & Original ECM Required*) Add to Cart
HPT GM E90 Global B ECM Upgrade (*VIN & Original ECM Required*) - ECM-GB-E90-U HP Tuners $799.99 HPT GM E90 Global B ECM Upgrade (*VIN & Original ECM Required*) Add to Cart
HPT Polaris MG1 ECM Upgrade (*VIN & Original ECM & H-002-08 Cable Required*) - ECM-00-MG1-U HP Tuners $99.99 HPT Polaris MG1 ECM Upgrade (*VIN & Original ECM & H-002-08 Cable Required*) Add to Cart
HPT Ford Power Stroke MD1 ECM Service - ECM-PS-MD1-U HP Tuners $99.99 HPT Ford Power Stroke MD1 ECM Service Add to Cart
HPT L5P ECM Upgrade (*VIN & Original ECM Required To Go Back To Same Truck It Came Out Of*) - ECM-00-L5P-U HP Tuners $649.99 Get your 2017+ Chevrolet Silverado and GMC Sierra 2500/3500 6.6L Duramax ready for tuning with HP Tuners E41 ECM Upgrade service. Upgrade your original E41 ECM for tuning and diagnostics via this send-in, one-time service. Simply send HP Tuners your... Add to Cart
HPT E41 L5P New ECM (*VIN Required*) - ECM-00-L5P-P HP Tuners $1,499.99 Get your 2017+ Chevrolet Silverado and GMC Sierra 2500/3500 6.6L Duramax ready for tuning by purchasing a brand-new E41 ECM from HP Tuners that's already upgraded for tuning and diagnostics. Add to Cart
HPT ECM Exchange (*VIN Required - Must Mail in ECM*) - ECM-00-L5P-E HP Tuners $649.99 Get your 2017+ Chevrolet Silverado and GMC Sierra 2500/3500 6.6L Duramax ready for tuning with HP Tuners E41 ECM Exchange service. Exchange your original E41 ECM for one that's already upgraded for tuning and diagnostics with HP Tuners' hardware and... Add to Cart
HPT E93 L8T New ECM (*VIN Required*) - ECM-00-E93-P HP Tuners $699.99 HP Tuners E93 ECM 20-23 GM 6.6L Add to Cart