null Skip to main content
Toggle Menu Shop
Add a Vehicle
Advanced Search

Select My Store
J2B Connector/Harness | HOL558-402
J2B Connector/Harness | HOL558-402

Holley

J2B Connector/Harness | HOL558-402

Part #HOL558-402
$261.99

Fulfillment

FREE in-store pickup
* Shipping not yet available
Adding to cart… The item has been added
J2B Auxiliary Harness kit contains loose wires with pre-crimped ECU pins for the following: J2B ECU connector, four additional injector driver outputs, four additional coil driver outputs, and 23 user programmable outputs.
  • Dominator EFI Connector J2B Auxiliary Harness
Details
BrandHolley
Product Dimensions 4.75 x 7.00 x 6.38 inches
Manufacturer Part Number558-402
Vehicle Fitment
Buying Online

In-store Pickup

  • In-stock items: Ready in as little as 2 hours.
  • Ship-to-store items: Ready in-store in 1 to 4 days.
We’ll keep you informed every step of the way and email you as soon as your order is ready for in-store pickup. Want more info? Visit Click and Collect.

Shipping

Coming soon! Sign up and we’ll let you know when shipping is available.

Returns

Most unopened online purchases can be returned or exchanged at any of our store locations within a year from the date of sale. Some exceptions apply. See our return policy for full details.

Related Products

Videos Hide Videos Show Videos

!

GENERAL INQUIRIES

Need help finding an item?

Ask a store representative to place a special order.