Welcome Offer : Use Code WELCOME5 for 5% OFF!
Free Shipping on Most USA Orders
Welcome Offer : Use Code WELCOME5 for 5% OFF!
Free Shipping on Most USA Orders
Welcome Offer : Use Code WELCOME5 for 5% OFF!
Free Shipping on Most USA Orders
Welcome Offer : Use Code WELCOME5 for 5% OFF!
Free Shipping on Most USA Orders
Welcome Offer : Use Code WELCOME5 for 5% OFF!
Free Shipping on Most USA Orders
Welcome Offer : Use Code WELCOME5 for 5% OFF!
Free Shipping on Most USA Orders
Welcome Offer : Use Code WELCOME5 for 5% OFF!
Free Shipping on Most USA Orders
Welcome Offer : Use Code WELCOME5 for 5% OFF!
Free Shipping on Most USA Orders
Welcome Offer : Use Code WELCOME5 for 5% OFF!
Free Shipping on Most USA Orders
Welcome Offer : Use Code WELCOME5 for 5% OFF!
Free Shipping on Most USA Orders
⚠️ 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 are the dimensions of the Holley EFI 557-200 solenoid valve?A: The dimensions are three point eight two inches in length, three point five inches in width, and three point two inches in height.
Q: What is the model number of the Holley EFI boost control solenoid?A: The model number is five five seven dash two hundred.
Q: What category does this product belong to?A: This product belongs to the Boost Controllers category.
Q: How do I install the Holley EFI solenoid valve?A: To install, connect it to any pulse width modulated output on the Holley HP or Dominator ECU.
Q: Is this solenoid valve suitable for my specific vehicle?A: Yes, it is vehicle specific and designed for optimal compatibility with Holley ECUs.
Q: Can I use the Holley EFI solenoid with other brands of ECUs?A: No, it is specifically designed for use with Holley HP and Dominator ECUs.
Q: How do I maintain the Holley EFI solenoid valve?A: Ensure connections are secure and regularly check for any signs of wear or leakage.
Q: Is there any special storage required for the solenoid valve?A: Store it in a cool, dry place away from direct sunlight to prevent damage.
Q: What should I do if the solenoid valve arrives damaged?A: Contact the retailer immediately to report the issue and inquire about return options.
Q: What is the warranty on the Holley EFI solenoid valve?A: The warranty details may vary by retailer, so it's best to check with the seller.
Q: Can I return the Holley EFI solenoid if it doesn't fit my vehicle?A: Yes, but return policies vary by retailer, so verify their specific terms.
Q: How does the solenoid valve control boost levels?A: It utilizes built-in boost control programming in Holley ECUs to manage boost levels effectively.
Q: What features does the Holley EFI solenoid valve have?A: It features a three port design specifically for boost control applications.
Q: Is installation of the Holley EFI solenoid valve difficult?A: No, installation is straightforward if you're familiar with connecting to ECUs.
Q: What type of materials is the Holley EFI solenoid made from?A: The specific material is not listed, but it is designed for automotive applications.
Q: How does the solenoid valve enhance performance?A: It allows for complete control over boost levels without needing additional control systems.