Pay in 4 interest-free payments of $53.75 Learn more
Ships within 48 hours · Estimated delivery Oct 10 - Oct 15
Upgrade your original E90 or E93 ECM by sending it to HP Tuners
and backed by K&N's 10-Year/Million Mile Limited Warranty
E40 Bench Programming Harness
the panels fit snugly into existing or new OTR housings
GM E41 ECM Upgrade Kit non dod Upgrade your original E90 orUpgrade Your E41 ECM Right in the Garage Shop The new E41 ECM Upgrade Kit gives DIY enthusiasts and professional tuners a convenient option to perform the ECM upgrade on their 2017+ Chevy Silverado GMC Sierra 6. 6L Duramax in their own garage shop. The best part? Theres no need to remove the ECM from the truck. This means theres no risk of breaking tabs during the removal or reinstallation process. This kit also doesnt require any reprogramming or
