Holley EFI- 558-103 LS2/3/7+ (58X/4X) Main Engine Harness
Holley EFI- 558-105 Unterminated Main Harness
Holley EFI- 558-108 Ford 2V & 4V Modular Main Harness
Holley EFI- 558-110 11-17 Coyote Main Harness w/Ti-VCT and Stock Coils
Holley EFI- 558-111 Main Engine Harness for 24X LS w/TBI
Holley EFI- 558-112 Main Engine Harness for 58X LS w/TBI
Holley EFI- 558-113 Ford Modular 2V & 4V Main Harness with Holley Smart Coils
Holley EFI- 558-115 Gen III Hemi Main Harness, w/Early TPS and Idle Air Control Connections
Holley EFI- 558-116 Gen III Hemi Main Harness, Late TPS/IAC Connections
Holley EFI- 558-117 Universal MPFI Coil On Plug Main Harness
Holley EFI- 558-118 Ford MPFI w/COP Main Harness
Holley EFI- 558-122 Coyote Ti-VCT Main Harness for HP Smart Coils
