Holley EFI 558-504 HARNESS KIT, UNIVERSAL V8 MPFI

Holley EFI 558-504 HARNESS KIT, UNIVERSAL V8 MPFI

Holley EFI
HOL558-504
Heads up — this is a Special Order item. We don't carry it on the shelf, but we can bring it in for you! Lead times vary and can be 10 weeks or more depending on the manufacturer. Give us a call or send us a message so we can check current availability and walk you through your options before you commit to an order.
$1,259.93
$1,219.33
$1,259.93
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Holley EFI 558-504 HARNESS KIT, UNIVERSAL V8 MPFI

Holley EFI

Holley EFI 558-504 HARNESS KIT, UNIVERSAL V8 MPFI

$1,219.33 $1,259.93
Holley EFI 558-504 HARNESS KIT, UNIVERSAL V8 MPFI

Holley EFI

Holley EFI 558-504 HARNESS KIT, UNIVERSAL V8 MPFI

$1,219.33 $1,259.93
Description
Universal Multi-Point Main Harness; Incl. Main Power Harness/Universal Main MPFI Harness For V8/Power Harness/Injector Harness; Works w/Dominator Or HP ECU;
An EFI system depends heavily on being supplied a clean and constant voltage source. The grounds of an electrical system are just as important as the power side. Our Holley EFI Harness Kit comes complete with the main harness, power harness and injector harness to support your primary system!
  • Simple Installation
  • For HP EFI/Dominator EFI Systems
Fitment
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FAST EFFICIENT SHIPPING!

Through our distribution network Deliveries can be as fast as Next Day Delivery. Delivery times vary by destination, tracking information is provided with every purchase.
GET IT INSTALLED!

JB's Power Centre offers on-site professional installation services in Calgary and Edmonton, AB. We have on staff licensed Mechanical Technicians as well as MECP Certified 12-Volt Technicians.
* EXTEND YOUR PRODUCTS MANUFACTURER WARRANTY

All products include a manufacturer warranty, but you can extend this warranty with JB's Purchase Protection Plan.
*Available on select products.