Ignitions and Electrical
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Original price $254.65 - Original price $254.65Original price $254.65$299.95$299.95 - $299.95Current price $299.95
Holley HLY558-456 Pro-Dash Harness Un-terminated IO
HolleyDescription: The Holley HLY558-456 Pro-Dash Harness Un-terminated IO is designed for automotive enthusiasts looking to customize their dash wiring....
View full detailsOriginal price $254.65 - Original price $254.65Original price $254.65$299.95$299.95 - $299.95Current price $299.95Sold out -
Original price $121.45 - Original price $121.45Original price $121.45$139.95$139.95 - $139.95Current price $139.95
Holley HLY558-438 Sealed USB Cable - 15ft
HolleyDescription: Its sealed design ensures protection against environmental factors, making it a practical choice for various applications. Key Featur...
View full detailsOriginal price $121.45 - Original price $121.45Original price $121.45$139.95$139.95 - $139.95Current price $139.95Sold out -
Original price $357.95 - Original price $357.95Original price $357.95$374.95$374.95 - $374.95Current price $374.95
Holley HLY558-433 Wiring Harness - EFI Digital Dash I/O Adapter
HolleyDescription: The Holley HLY558-433 Wiring Harness is designed specifically for use with EFI Digital Dash systems. This kit provides the necessary c...
View full detailsOriginal price $357.95 - Original price $357.95Original price $357.95$374.95$374.95 - $374.95Current price $374.95Sold out -
Original price $161.95 - Original price $161.95Original price $161.95$169.95$169.95 - $169.95Current price $169.95Holley HLY558-432 I/O Adapter for Digital Dash
HolleyDescription: The Holley HLY558-432 I/O Adapter is designed for use with Holley Digital Dash systems. This wiring harness serves as an input/output ...
View full detailsOriginal price $161.95 - Original price $161.95Original price $161.95$169.95$169.95 - $169.95Current price $169.95 -
Original price $248.35 - Original price $248.35Original price $248.35$285.95$285.95 - $285.95Current price $285.95Holley HLY558-429 Dominator EFI DBW Harness - Early Truck
HolleyDescription: This wiring harness is intended for use with the Holley Dominator EFI system and supports a drive-by-wire setup. It provides the neces...
View full detailsOriginal price $248.35 - Original price $248.35Original price $248.35$285.95$285.95 - $285.95Current price $285.95 -
Original price $202.45 - Original price $202.45Original price $202.45$233.95$233.95 - $233.95Current price $233.95Holley HLY558-408 Connector & Pin Kit J2A/J2B/J3/J4
HolleyDescription: The Holley HLY558-408 Connector & Pin Kit is designed for use with J2A, J2B, J3, and J4 plugs, specifically tailored for the Holle...
View full detailsOriginal price $202.45 - Original price $202.45Original price $202.45$233.95$233.95 - $233.95Current price $233.95 -
Original price $159.25 - Original price $159.25Original price $159.25$183.95$183.95 - $183.95Current price $183.95
Holley HLY558-407 Multi Map Selector
HolleyDescription: The Holley HLY558-407 Multi Map Selector is an ECM Calibration Select Switch designed for use with Holley Dominator EFI systems. This ...
View full detailsOriginal price $159.25 - Original price $159.25Original price $159.25$183.95$183.95 - $183.95Current price $183.95Sold out -
Original price $224.95 - Original price $224.95Original price $224.95$259.95$259.95 - $259.95Current price $259.95Holley HLY558-406 Drive By Wire Harness GM
HolleyDescription: The Holley HLY558-406 Drive By Wire Harness is designed for use with Holley Dominator EFI systems in GM applications. This wiring harn...
View full detailsOriginal price $224.95 - Original price $224.95Original price $224.95$259.95$259.95 - $259.95Current price $259.95 -
Original price $276.25 - Original price $276.25Original price $276.25$318.95$318.95 - $318.95Current price $318.95Holley HLY558-405 Trans Wire Harness GM 4L60 Pre 2009 - 4L80
HolleyDescription: This wiring harness is an integral part of the EFI system, facilitating the connection between the transmission and the engine managem...
View full detailsOriginal price $276.25 - Original price $276.25Original price $276.25$318.95$318.95 - $318.95Current price $318.95 -
Original price $206.95 - Original price $206.95Original price $206.95$238.95$238.95 - $238.95Current price $238.95Holley HLY558-404 J4 Connector & Harness
HolleyDescription: The Holley HLY558-404 J4 Connector & Harness is an EFI wiring harness designed specifically for the Holley Dominator EFI system. T...
View full detailsOriginal price $206.95 - Original price $206.95Original price $206.95$238.95$238.95 - $238.95Current price $238.95 -
Original price $161.95 - Original price $161.95Original price $161.95$186.95$186.95 - $186.95Current price $186.95
Holley HLY558-403 J3 Connector & Harness
HolleyDescription: The Holley HLY558-403 J3 Connector & Harness is designed for use with Dominator EFI systems. This wiring harness features a J3 aux...
View full detailsOriginal price $161.95 - Original price $161.95Original price $161.95$186.95$186.95 - $186.95Current price $186.95Sold out -
Original price $161.95 - Original price $161.95Original price $161.95$186.95$186.95 - $186.95Current price $186.95Holley HLY558-402 J2B Auxiliary Harness Kit
HolleyDescription: The Holley HLY558-402 J2B Auxiliary Harness Kit is designed for use with Holley Dominator EFI systems. This universal kit provides the...
View full detailsOriginal price $161.95 - Original price $161.95Original price $161.95$186.95$186.95 - $186.95Current price $186.95
