The L5P ECM Service from HP Tuners gives you the power to tune your 2017 Chevrolet Silverado and GMC Sierra 2500/3500 6.6L Duramax! Take advantage of any of our three available options to calibrate, log, and scan via your vehicle’s OBDII port. Watch this video for a step by step guide on how to properly remove the E41 ECM from your vehicle without damage to send to HP Tuners. For more details, follow the L5P ECM Purchase/ Exchange/ Upgrade link below. https://www.hptuners.com/product/l5p-ecm-exc
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