This 15-foot sealed USB data cable provides extended-length laptop connectivity for Holley EFI tuning setups.
Specifications:
- Length: 15'
- Harness Type: Auxiliary
- Sealed USB Data - Communication Cable
- Color: Black
- Part Number: 558-438
FAQ
What is this cable for?
It's a sealed 15-foot USB data cable for connecting a laptop to a Holley EFI system for tuning.
Why choose the 15' length over shorter options?
The extended length is useful when the laptop needs to be positioned farther from the ECU or dash during tuning.
Is it a sealed cable?
Yes, it's a sealed USB cable suited to under-hood or exposed routing.

