Holley
LOOSE J1A-J1B CONNECTOR AND PIN KIT
SKU: H00E 558-448
Description
Part #: 558-448
If you already have your own wire and simply need the connectors and pins, we have you covered with our new ECU connector and pins kit, allowing you to fully terminate your own custom main harnesses!
Features:
- Pre-Terminated J1A and J1B Tyco Superseal Connectors
- 60x - 20-22ga pre-terminated wires
- 20x - 16-18ga pre-terminated wires
- 30 cavity plugs
J1A/J1B ECU Connector Kit with Pins and Seals
Fitment
Fitment Guaranteed
Don’t gamble
on fit.
Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.
Available on iOS & Android
Specifications
| Brand | Holley |
| Part Number | H00E 558-448 |
| Weight | 0.25 lb |
Buy with Confidence
Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.
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