Holley EFI Data Transfer Cable 931214 A family owned and operated

A family owned and operated business since 1969

Straight through nonrestrictive system design maximizes airflow improving performance and fuel economy

EFI bypass regulator

500" Rectangle Port

billet style look and ultra-bright

Holley EFI Data Transfer Cable 931214 A family owned and operatedWhen updating your ECU firmware, you MUST unplug the CAN Splitter from them main harness. Plug the device updating the ECU Firmware directly into the Main Harness. Allows you to easily add other CAN devices to your installation such as a Digital dash, or the 558 443 USB to CAN communication cable Product Description: Data Transfer Cable Holley EFI CAN Splitter Sold Individually Holley is quickly becoming The New Standard In EFI! Holleys HP ECU is