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February 2026 - NEW WEBSITE LAUNCHED!  If you encounter issues, please reach out and contact us! 

XFI, FAST, DFI

Model: 103019
Contains 2 ea. A, B, C, and D connectors used exclusively on the XFI ECU, along with 28 of the larger terminalsand 75 of the small terminals..
$42.79
Model: 102080
DFI MAP to MAF ConversionDesigned to convert the MAP signal and send it to the MAF wire on a stock 86-89 turbo engine harness. Picks up the required 5 volt power from the TPS in-line adapter, sends the proper MAP signal thru to the MAF wiring. Use when adding DFI or FAST ECU (with the associated ada..
$42.79
Model: 108133-RED
108133 RED is a 36" Extension for XFI to our 108112.  This extension allows placement of the XFI ECU 36" away from the adapter. This Red connector harness is for the EARLY XFI adapter That have the pink connectors on their box.Questions please call to verify fit!..
$94.81
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