Welcome Offer : Use Code WELCOME5 for 5% OFF your first order!
Free Shipping Across USA
Welcome Offer : Use Code WELCOME5 for 5% OFF your first order!
Free Shipping Across USA
Welcome Offer : Use Code WELCOME5 for 5% OFF your first order!
Free Shipping Across USA
Welcome Offer : Use Code WELCOME5 for 5% OFF your first order!
Free Shipping Across USA
Welcome Offer : Use Code WELCOME5 for 5% OFF your first order!
Free Shipping Across USA
Welcome Offer : Use Code WELCOME5 for 5% OFF your first order!
Free Shipping Across USA
Welcome Offer : Use Code WELCOME5 for 5% OFF your first order!
Free Shipping Across USA
Welcome Offer : Use Code WELCOME5 for 5% OFF your first order!
Free Shipping Across USA
Welcome Offer : Use Code WELCOME5 for 5% OFF your first order!
Free Shipping Across USA
Welcome Offer : Use Code WELCOME5 for 5% OFF your first order!
Free Shipping Across USA
Holley Efi 558-434 Digital Dash I/O Adapter W/Terminated Vehicle Harness
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$456.27
Regular price
$651.81
-29%
Couldn't load pickup availability
Vendor: Holley Efi
Type: Electrical
Sku: WBCARB01HA80V9Y
Available: Available
Shipping information
- No EU import duties. - Ships within 3-5 business days. (USA) - Ships with 8-12 business days. (International)
⚠️ California Proposition 65 Warning : Some products sold on this website may expose you to chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm.
For more information, visit www.P65Warnings.ca.gov.
Holley has been the undisputed leader in fuel systems for over 100 years. Holley carburetors powered every Monster Energy Nascar Cup team and nearly every NHRA Pro–Stock champion for four decades. Now, Holley EFI products power these cars and are dominating the performance world. Holley products for GM's popular LS engine are dominating the LS scene as well. Holley's products also include performance fuel pumps, intake manifolds & engine dress–up products for street performance, race and marine applications. As a single solution, or partnered with products from other Holley companies we can give you the edge you need over the competition!
Yes, we offer free standard shipping on all orders within the United States.
When will I receive my item?
Domestic orders typically arrive within 3-5 business days. Delivery times are estimated and may vary depending on your location, weather conditions, or other unforeseen factors.
Can I change or return my item?
We hope you love your purchase, but if you need to make a change or return your item, we’ve got you covered! You can initiate a return or exchange within 30 days of receiving your order. Please ensure the product is in its original condition and packaging. For more information on our return policy, please visit our Returns & Exchanges page.
Frequently Asked Questions
Q: What additional features does the Holley EFI Digital Dash I/O Adapter provide?A: The Holley EFI Digital Dash I/O Adapter provides ten additional inputs and outputs to enhance the functionality of your 7" digital dash, allowing for more comprehensive data monitoring and control.
Q: Is the Holley EFI Digital Dash I/O Adapter compatible with all vehicle types?A: The adapter is designed for use with Holley EFI systems and may be compatible with various vehicles that utilize these systems, particularly those featuring GM's LS engines. Always check compatibility with your specific setup.
Q: How does the USB memory stick function with the digital dash?A: The included USB memory stick allows you to update the digital dash firmware, ensuring that your system remains up-to-date with the latest features and improvements.
Q: What is the significance of the waterproof 26 pin connector?A: The waterproof 26 pin connector is designed to provide reliable connections in various environments, similar to those used on EFI units, effectively enhancing the durability and performance of your wiring harness.
Q: Can I use the Holley EFI Digital Dash I/O Adapter for marine applications?A: Yes, the Holley EFI Digital Dash I/O Adapter can be utilized in marine applications, as Holley's products are designed for versatility across street performance, racing, and marine environments.
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