![DEALER ONLY!](http://derkscustomcars.com/cdn/shop/files/Customtuning_ae39c79d-3b95-4902-9df9-eeceab023d23_{width}x.jpg?v=1695765945)
DEALER ONLY!
Please do not purchase unless instructed. Please select option/ECM above.
Include VIN and if using FlashScan, Linked AutoCal or HPTuners when checking out.
Efilive:
For GM and Cummins I can work with just a vin, sometimes a stock read is needed.
HPtuners:
For Ford, LM2, L5P and EcoDiesel I will need a stock read.