Holley EFI

Holley EFI Sealed USB Cable 15ft 558-438 — Fits Holley EFI Systems

Holley EFI Sealed USB Cable 15ft 558-438 — Fits Holley EFI Systems
Holley EFI Sealed USB Cable 15ft 558-438 — Fits Holley EFI Systems
Holley EFI Sealed USB Cable 15ft 558-438 — Fits Holley EFI Systems
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Holley EFI Sealed USB Cable 15ft 558-438 — Fits Holley EFI SystemsHolley EFI Sealed USB Cable 15ft 558-438 — Fits Holley EFI SystemsHolley EFI Sealed USB Cable 15ft 558-438 — Fits Holley EFI Systems
Holley EFI

Holley EFI Sealed USB Cable 15ft 558-438 — Fits Holley EFI Systems

SKU: GVMR_558-438
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About Holley EFI Holley EFI engineers high-quality automotive parts and ...Read More

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$121.45
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Car Wheel Size Chart

Wheel Diameter (inches) Tire Width (mm) Aspect Ratio Rim Width (inches)
14185655.5
15195606.0
16205556.5
17215507.0
18225457.5
19235408.0
20245358.5

Note: Wheel and tire sizes vary by car make and model. Always consult your vehicle’s manufacturer for exact specifications.

How to Read Tire Size

Example: 225/45R17 means:

  • 225 = Tire width in mm
  • 45 = Aspect ratio (height as % of width)
  • R17 = Rim diameter in inches
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Product Details

Product Description
Part Numbers
Sizing & Fit

About Holley EFI

Holley EFI engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full Holley EFI lineup with fast shipping and expert fitment support — order with confidence.

Reliable Data Transfer for Your Holley EFI System

The Holley EFI Sealed USB Cable (558-438) is a must-have accessory for any tuner or enthusiast running a Holley EFI system. At 15 feet in length, this cable provides the reach necessary to connect your laptop to your ECU from the driver's seat or even outside the vehicle, making tuning sessions more convenient and efficient.

Why Choose the 558-438 USB Cable?

  • Sealed Connector Design: Protects against moisture, dust, and debris, ensuring a consistent connection in demanding environments.
  • Extended 15ft Length: Offers maximum flexibility for tuning, data logging, and firmware updates.
  • High-Quality Shielding: Minimizes electrical interference for stable communication between your laptop and the ECU.
  • Genuine Holley Quality: Designed specifically for compatibility with Holley EFI hardware to prevent connection drops.

Tuning your engine requires a stable and reliable connection. A faulty or non-sealed cable can lead to data corruption or interrupted sessions, which is the last thing you want when dialing in your fuel map or ignition timing. This cable is built to withstand the rigors of the garage and the track, providing a secure link for all your tuning needs. Upgrade your toolkit with this premium cable from GGCRACING and experience seamless communication with your Holley EFI system.

Product Details

Product Description
Part Numbers
Sizing & Fit

About Holley EFI

Holley EFI engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full Holley EFI lineup with fast shipping and expert fitment support — order with confidence.

Reliable Data Transfer for Your Holley EFI System

The Holley EFI Sealed USB Cable (558-438) is a must-have accessory for any tuner or enthusiast running a Holley EFI system. At 15 feet in length, this cable provides the reach necessary to connect your laptop to your ECU from the driver's seat or even outside the vehicle, making tuning sessions more convenient and efficient.

Why Choose the 558-438 USB Cable?

  • Sealed Connector Design: Protects against moisture, dust, and debris, ensuring a consistent connection in demanding environments.
  • Extended 15ft Length: Offers maximum flexibility for tuning, data logging, and firmware updates.
  • High-Quality Shielding: Minimizes electrical interference for stable communication between your laptop and the ECU.
  • Genuine Holley Quality: Designed specifically for compatibility with Holley EFI hardware to prevent connection drops.

Tuning your engine requires a stable and reliable connection. A faulty or non-sealed cable can lead to data corruption or interrupted sessions, which is the last thing you want when dialing in your fuel map or ignition timing. This cable is built to withstand the rigors of the garage and the track, providing a secure link for all your tuning needs. Upgrade your toolkit with this premium cable from GGCRACING and experience seamless communication with your Holley EFI system.

Product Details

Product Description

About Holley EFI

Holley EFI engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full Holley EFI lineup with fast shipping and expert fitment support — order with confidence.

Reliable Data Transfer for Your Holley EFI System

The Holley EFI Sealed USB Cable (558-438) is a must-have accessory for any tuner or enthusiast running a Holley EFI system. At 15 feet in length, this cable provides the reach necessary to connect your laptop to your ECU from the driver's seat or even outside the vehicle, making tuning sessions more convenient and efficient.

Why Choose the 558-438 USB Cable?

  • Sealed Connector Design: Protects against moisture, dust, and debris, ensuring a consistent connection in demanding environments.
  • Extended 15ft Length: Offers maximum flexibility for tuning, data logging, and firmware updates.
  • High-Quality Shielding: Minimizes electrical interference for stable communication between your laptop and the ECU.
  • Genuine Holley Quality: Designed specifically for compatibility with Holley EFI hardware to prevent connection drops.

Tuning your engine requires a stable and reliable connection. A faulty or non-sealed cable can lead to data corruption or interrupted sessions, which is the last thing you want when dialing in your fuel map or ignition timing. This cable is built to withstand the rigors of the garage and the track, providing a secure link for all your tuning needs. Upgrade your toolkit with this premium cable from GGCRACING and experience seamless communication with your Holley EFI system.

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