Skip to Product Info
    • 4500defaultshiny.jpg
    • 550-1070_01.jpg
    • 550-1070_02.jpg
    • 550-1070_03.jpg
    • 550-1070_04.jpg
    • 550-1070_05.jpg
    • 550-1070_06.jpg
    • 550-1070_07.jpg
    • 550-1070_08.jpg
    • 550-1070_09.jpg
    • 550-1070_10.jpg
    • 550-1070_11.jpg
    • 550-1070_12.jpg
    • 550-1070_13.jpg
    • 550-1070_14.jpg
    • 550-1070_15.jpg
    • 550-1070_16.jpg
    Sale!

    Holley EFI Holley EFI Terminator X Stealth 4500 - Shiny 550-1070

    Vendor: Holley EFI
    SKU: GVMR_550-1070
    28% Off
    Sale Price $2,563.95 Regular Price $3,563.95
    Pairs well with
    Free Shipping on Orders Over $99
    Professional, Enthusiast-Driven Customer Support
    International Shipping Available - Contact Us!
    Payment & Security

    Payments are processed through secure, encrypted systems. Your credit card details are never stored or accessible by us.

    • Amazon
    • American Express
    • Apple Pay
    • Diners Club
    • Discover
    • Google Pay
    • Mastercard
    • PayPal
    • Shop Pay
    • Venmo
    • Visa
    The Terminator X Stealth 4500 EFI system from Holley features 8, 100LB/HR Fuel Injectors capable of supporting up to 1500 HP naturally aspirated or 1250 HP on forced induction applications. The Terminator X ECU is capable of fuel map self-learning and ignition timing control, improving idle stability, drivability, and wide-open throttle horsepower! Designed to fit with Gen 3 Ultra Dominator air cleaners and fuel crossovers, allowing you to easily convert your 4500 equipped 800+ horsepower dragster or door car!


    Holley EFI Holley EFI Terminator X Stealth 4500 - Shiny 550-1070


    Specifications:

    10429 Yes
    10431 Yes
    Brand Holley EFI
    10423 Yes
    Category Air and Fuel Delivery
    CFM 1440
    10438 Yes
    Color Shiny
    10430 Yes
    10437 No
    10442 Yes
    10418 No
    10428 Yes
    Emission Code 3
    Finish Shiny
    Flange Size 4500
    Flange Style Dominator
    10433 Yes
    7246 No
    10417 No
    906 Yes
    Fuel Pressure 58.5 PSI
    10425 No
    8922 No
    3390 Performance
    Handheld Included Yes
    909 No
    10422 Yes
    Ignition Type Universal
    10432 No
    Injector Size 100 lb/hr @ 58.5 PSI
    Inlet / Outlet Size 8AN
    9780 No
    10427 Yes
    MAP Sensor 1bar
    Max Horsepower Rating 1500
    30 No
    10420 Yes
    part type Fuel Injection System
    Product Type EFI System
    10421 Yes
    10434 Yes
    Sub Category Fuel Injection System and Related Components
    Terminator LS Options Fuel, Spark
    Throttle Bore 2.125 in.
    918 Yes
    Transmission N/A
    10435 Yes
    Warning California Proposition 65
    Description_INV TERMINATOR X STEALTH 4500, 8 INJ, SHINY
    Description_DES Holley EFI Terminator X Stealth 4500 - Shiny
    Description_EXT 8 Injectors - 800-1500 HP
    Description_MKT The Terminator X Stealth 4500 EFI system from Holley features 8, 100LB/HR Fuel Injectors capable of supporting up to 1500 HP naturally aspirated or 1250 HP on forced induction applications. The Terminator X ECU is capable of fuel map self-learning and ignition timing control, improving idle stability, drivability, and wide-open throttle horsepower! Designed to fit with Gen 3 Ultra Dominator air cleaners and fuel crossovers, allowing you to easily convert your 4500 equipped 800+ horsepower dragster or door car!
    Description_FAB Bolt on 4500 Flange Carburetor Replacement
    Description_FAB Supports up to 1500 HP Naturally Aspirated or 1250 HP Forced Induction with Eight 100 Lb/Hr Injectors
    Description_FAB 2.125” Throttle Plates, Flow 1440 CFM for large cubic inch engines
    Description_FAB Gen 3 Ultra Dominator Style 4 Bolt Air Cleaner Flange offering a variety of air cleaner options
    Description_FAB External fuel pressure regulator required, such as 12-848
    Description_FAB Integrated ignition timing control
    Description_FAB High Resolution Full Color Touchscreen for Initial Setup, Tuning, and Gauge Displays
    Description_FAB Simple Calibration Wizard (answer a few questions about your engine and it creates the base map, then starts tuning on its own!) - NO laptop required!
    Description_FAB Self-tuning ECU means you don’t have to be a computer/tuning wiz to have EFI!
    Description_FAB OEM Style TPS/IAC, for years of dependable service.
    Description_FAB Included weld-in O2 sensor bung for the exhaust ensures a leak free oxygen sensor installation
    Description_FAB Built in 1bar MAP Sensor, vacuum hose adapters included (1/8th – ¼ and 3/16ths)
    Description_FAB Boosted applications, you can disable the internal MAP sensor, and utilize an external MAP Sensor, the harness comes with the connector terminated, making the install
    Description_FAB Plug and play with Holley EFI Accessories, such as the 12.3” and 6.86” Pro Dash; CAN EGT; and Digital Analog style EFI gauges
    Description_FAB Available in 2 finishes, Shiny and Black


    Shipping Policy

    Cancellations

    Once an order is placed, in most cases it cannot be cancelled as they are sent for fulfillment almost immediately after receiving the order. If there is an ability to cancel the order, the buyer is responsible for the transaction fees charged from the transaction.

    Processing Time

    In-stock orders are typically processed and shipped within 1–2 business days of receiving payment, unless otherwise stated on the product page. Orders placed on weekends or holidays will be processed on the next business day.

    Shipping Costs

    Shipping costs are calculated based on the shipping method selected, the weight and dimensions of the package, and the destination address. You can view the shipping costs for your order during the checkout process before finalizing your purchase.

    Tracking Information

    Once your order has been shipped, you will receive a shipping confirmation email with tracking information. You can use this information to track the status of your package and monitor its delivery progress.

    Delivery Time

    While we make every effort to ensure timely delivery, please note that delivery times may vary due to factors beyond our control, such as weather conditions or carrier delays.

    International Shipping

    For international orders, please be aware that customs duties, taxes, and other fees may apply upon delivery. These additional charges are the responsibility of the recipient and are not included in the shipping cost paid at checkout. Please check with your local customs office for information on potential fees before placing your order.

    Shipping Address

    Please ensure that the shipping address provided during checkout is accurate and complete. We are not responsible for orders shipped to incorrect or undeliverable addresses due to customer error.

    Return Policy

    Return Period

    You have up to 30 days from the date of purchase to return eligible items.

    Condition of the Item

    A 20% restocking fee will apply to cover inspection, processing, and repackaging costs.

    Items must be returned in new, unused condition and include all original packaging, hardware, and documentation.

    Return Shipping

    The cost of return shipping is the responsibility of the buyer unless the item was received damaged, defective, or incorrect.

    Return Authorization

    Before returning any item, please contact our customer service team to obtain a Return Merchandise Authorization (RMA) number. Items returned without an RMA may not be accepted.

    Refund Processing

    Once the returned item is received and inspected, we will initiate the refund process. Please allow 2–5 days for the refund to be processed and credited to the original payment method. Bank processing times may vary.

    Damaged or Defective Items

    If you receive a damaged, defective, or incorrect item, contact us immediately for assistance. We’ll work quickly to resolve the issue or send a replacement.

    Final Sale Items

    Certain items may be marked as Final Sale and are not eligible for return or exchange. These will be clearly noted on the product page.

    Disclaimer

    All products are sold for off-road use only unless otherwise specified. Buyer assumes all responsibility for installation and operation. Seller is not liable for any incidental, indirect, or consequential damages — including engine failure, labor costs, or vehicle downtime — resulting from the use of any product sold.

    By making a purchase from Berry Performance Sales, you acknowledge and agree to abide by the terms and conditions of these Policies.

    For any questions or concerns, please contact us — we’re always happy to help.

    Recently Viewed