Overview Reviews Product Description EFI Wiring Harness - Input / Output - Holley Terminator EFI - Each Product Videos Product Reviews Write a Review Write a Review × HOLLEY Wire Harness Kit - EFI Terminator I/O Rating * Select Rating 1 star (worst) 2 stars 3 stars (average) 4 stars 5 stars (best) Name Email * Review Subject * Comments *
Quick view Details HOLLEY | sku: HLY558-433 Wiring Harness - EFI Digital Dash I/O Adapter MSRP: Now: $283.46 Add to Cart
SALE Quick view Details Holley EFI | sku: HOE-2558-434 Holley EFI Digital Dash I/O Adapter w/Terminated Vehicle Harness MSRP: $343.00 Was: $343.00 Now: $307.95 View Details
SALE Quick view Details Holley EFI | sku: HOE-2558-414 Holley EFI Terminator Main Harness MSRP: $434.00 Was: $434.00 Now: $389.95 View Details
Quick view Details HOLLEY | sku: HLY558-502 EFI Wiring Harness Kit GM LS2/LS3/LS7 MSRP: Now: $726.95 Add to Cart
SALE Quick view Details Holley EFI | sku: HOE-2558-415 Holley EFI Terminator Throttle Body Harness MSRP: $228.00 Was: $228.00 Now: $143.47 View Details
Quick view Details HOLLEY | sku: HLY558-306 Universal EFI Ignition Harness un-terminated MSRP: Now: $152.95 Add to Cart
SALE Quick view Details Holley EFI | sku: HOE-2558-406 Holley EFI Dominator EFI GM Drive-By-Wire Harness MSRP: $246.00 Was: $246.00 Now: $220.95 View Details
SALE Quick view Details Holley EFI | sku: HOE-2558-410 Holley EFI Crank/Cam Ign. Harness. Fully terminated harness. MSRP: $97.89 Was: $97.89 Now: $88.10 View Details