Gen III LS Red/Blue PCM - Programmed to your specs

For now we only support stock 5.3L engines with Multec injectors (not flex fuel) such as the LM7 and LM4. More coming soon! We are proud to offer a genuine GEN III LS, RED/BLUE, Drive-by-cable PCM! All PCMs comes programmed with all of the recommended settings: Stock tune for a LM7 or LM4 VATS Deleted VSS P/REV - Trans to 40 Trans Revolutions per Mile to 694.98 Final Drive Ratio to 4.29:1 VSS Pulses per Mile to 8,000 Minimum Desired Idle 750 RPM Tach output resolution High/Low to 6. Disable Transmission Fault Codes Additionally, we will enable electric cooling fans, should you wish to add those in the future. (You can still use a clutch fan) Fan 1 on at 180F, off at 175F Fan 2 on at 195F, off at 190F Customers are responsible for ensuring their vehicle complies with all applicable federal, state, and local emissions laws. Some calibration options may not be legal for use on vehicles operated on public roads. It is the purchaser's responsibility to verify that the requested calibration is permitted for their intended use and jurisdiction.