Edelbrock Cal Module 3519

Edelbrock Nitrous Controllers 3519 These Edelbrock Pro-Flo multi-point replacement calibration modules are exact replacements for Pro-Flo fuel injection systems. They are exclusively designed for the Edelbrock Performer RPM Pro-Flo EFI systems. The modules require a cord and adapter in order to hook them up to the electronic control module Cal Module Edelbrock Cal Module CALIBRATION MODULE