$25 Off $250 / $50 Off $500, on Summit Racing Brand Products - Use Promo Code: VALUE

Make/Model Search
Make/Engine Search

Brands
Savings Central
Contact Us
Help Center
1-800-230-3030

Call Us
My Garage
Wish List
Order Status & Returns

Welcome
My Account

Order Status

Wish List
Savings Central
Shop by Brand
Shop Your Passion
- Shop Your Passion
- Truck / SUV
  
  Jeep®
  
  Restoration
  
  Stock Replacement
  
  Late Model Muscle
  
  Tools
  
  Gifts, Clothing, & More
  
  Circle Track
  
  Street Rod
  
  Powersports
  
  Paint & Body
  
  Marine
  
  Jr Dragster
Gift Cards
My Garage
See Our Catalogs
News & Events
Career Opportunities
Contact Us
Help Center
1-800-230-3030 1-800-230-3030
New Products
Shop by Make/Model
Sign In

Search Make/Model

Search Make/Engine

Sign In

Welcome
Account Dashboard
Profile
Order Status & Returns
Buy It Again
Wish List
Rewards Program
Gift Cards & Summit Bucks
Address Book
My Garage Settings
Email Preferences
Text Notifications
My Reviews
My Questions
Catalogs
Tax Exemption
Sign In

$25 Off $250 / $50 Off $500, on Summit Racing Brand Products - Use Promo Code: VALUE

Summit Racing SpeedCard - learn how to get 10% back - Get Details!

Filters

In Stock
- In Stock Items. Ships Today. (13) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- In Stock Items, Including at a Supplier. Ships In a Few Days. (14) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- All Items, Including Not In Stock (14) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
Injector Advertised Flow Rate (lbs./hr.)
- 100 lbs./hr. (3) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- 120 lbs./hr. (3) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- 220 lbs./hr. (3) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- 42 lbs./hr. (2) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- 76 lbs./hr. (2) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- 205 lbs./hr. (1) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
Injector Advertised Flow Rate (cc/min.)
- 1,050.0cc/min. (3) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- 1,260.0cc/min. (3) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- 2,310cc/min. (3) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- 441.0cc/min. (2) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- 798cc/min. (2) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- 2,152.5cc/min. (1) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
Injector Body Style
- EV6/Pico (13) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- EV14 (1) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
Injector Impedance
- 12.2 ohms (13) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- 8.5 ohms (1) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
Overall Height (in.)
- 1.85 (12) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- 2.85 (2) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
Seat to Seat Height (in.)
- 1.421 in. (12) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- 2.415 in. (2) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
Outside Diameter (in.)
- 0.650 (12) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- 0.970 (2) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
Quantity
Price Range
In Stock
Savings Central
- On Sale (1)

Selected Filters

Home
Holley EFI Terminator X Fuel Injectors
Fuel Injectors
Product Results

Availability

- In Stock Items. Ships Today. (13) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- In Stock Items, Including at a Supplier. Ships In a Few Days. (14) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- All Items, Including Not In Stock (14) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
Filters
Injector Advertised Flow Rate (lbs./hr.)
- 100 lbs./hr. (3) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- 120 lbs./hr. (3) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- 220 lbs./hr. (3) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- 42 lbs./hr. (2) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- 76 lbs./hr. (2) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- 205 lbs./hr. (1) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
Injector Advertised Flow Rate (cc/min.)
- 1,050.0cc/min. (3) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- 1,260.0cc/min. (3) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- 2,310cc/min. (3) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- 441.0cc/min. (2) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- 798cc/min. (2) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- 2,152.5cc/min. (1) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
Injector Body Style
- EV6/Pico (13) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- EV14 (1) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
Injector Impedance
- 12.2 ohms (13) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- 8.5 ohms (1) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
Overall Height (in.)
- 1.85 (12) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- 2.85 (2) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
Seat to Seat Height (in.)
- 1.421 in. (12) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- 2.415 in. (2) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
Outside Diameter (in.)
- 0.650 (12) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- 0.970 (2) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
Quantity
Price Range
Savings Central
- On Sale (1)

Holley

Holley EFI Terminator X Fuel Injectors

3.39 out of 5 stars 33 Customer Reviews

Holley EFI Terminator X fuel injectors feature a precision lapped disc valve, high-quality brass windings, and high-temperature O-rings. These injectors provide exc

Holley EFI Terminator X fuel injectors feature a precision lapped disc valve, high-quality brass windings, and high-temperature O-rings. These injectors provide excellent linearity with no discernible "bounce" at low pulse widths as commonly found in other injectors. With a wide variety of fuel flow offerings from 42 lb./hr. to 220 lb./hr. you are sure to find an injector that matches your non-emissions-controlled application. Holley EFI Terminator X fuel injectors can also be used with any ECU that utilize high-impedance fuel injector drivers.

Features:

* PICO/EV6-style performance injectors are sold individua

Holley EFI Terminator X fuel injectors feature a precision lapped disc valve, high-quality brass windings, and high-temperature O-rings. These injectors provide excellent linearity with no discernible "bounce" at low pulse widths as commonly found in other injectors. With a wide variety of fuel flow offerings from 42 lb./hr. to 220 lb./hr. you are sure to find an injector that matches your non-emissions-controlled application. Holley EFI Terminator X fuel injectors can also be used with any ECU that utilize high-impedance fuel injector drivers.

Features:

* PICO/EV6-style performance injectors are sold individually or in a set of 8
* High impedance for use with saturated drivers
* Rated injector flow 220 lb./hr. at 43 psi of base fuel pressure
* USCAR injector connector
* 40mm O-ring to O-ring length
* Compatible with many OEM LS intake manifolds
* Easy to install in any Holley EFI Hi-Ram intake, using Holley fuel rail adapter kit

Showing In Stock Items. Show All 14 Items.

Results 1 - 14 of 14

Holley EFI Terminator X Fuel Injectors 522-108X

Holley EFI Terminator X Fuel Injectors 522-108X

Holley EFI Terminator X Fuel Injectors 522-108X

Fuel Injectors, Terminator X, EFI, 100 lbs./hr., USCAR Plug, EV6/Pico Body, 12V Saturated, High Impedance, 1.85 in. Overall Height, 0.65 OD, Set of 8

Part Number: HLY-522-108X

2.67 out of 5 stars ( 6 )

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

Holley EFI Terminator X Fuel Injectors 522-428X

Holley EFI Terminator X Fuel Injectors 522-428X

Holley EFI Terminator X Fuel Injectors 522-428X

Fuel Injectors, Terminator X, EFI, 42 lbs./hr., USCAR Plug, EV6/Pico Body, 12V Saturated, High Impedance, 1.85 in. Overall Height, 0.65 OD, Set of 8

Part Number: HLY-522-428X

3.25 out of 5 stars ( 4 )

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

Holley EFI Terminator X Fuel Injectors 522-768X

Holley EFI Terminator X Fuel Injectors 522-768X

Holley EFI Terminator X Fuel Injectors 522-768X

Fuel Injectors, Terminator X, EFI, 76 lbs./hr., USCAR Plug, EV6/Pico Body, 12V Saturated, High Impedance, 1.85 in. Overall Height, 0.65 OD, Set of 8

Part Number: HLY-522-768X

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

Holley EFI Terminator X Fuel Injectors 522-128X

Holley EFI Terminator X Fuel Injectors 522-128X

Holley EFI Terminator X Fuel Injectors 522-128X

Fuel Injectors, Terminator X, EFI, 120 lbs./hr., USCAR Plug, EV6/Pico Body, 12V Saturated, High Impedance, 1.85 in. Overall Height, 0.65 OD, Set of 8

Part Number: HLY-522-128X

3.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

Holley EFI Terminator X Fuel Injectors 522-101X

Holley EFI Terminator X Fuel Injectors 522-101X

Holley EFI Terminator X Fuel Injectors 522-101X

Fuel Injectors, Terminator X, EFI, 100 lbs./hr., USCAR Plug, EV6/Pico Body, 12V Saturated, High Impedance, 1.85 in. Overall Height, 0.65 OD, Each

Part Number: HLY-522-101X

5.0 out of 5 stars ( 8 )

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

Holley EFI Terminator X Fuel Injectors 522-228X

Holley EFI Terminator X Fuel Injectors 522-228X

Holley EFI Terminator X Fuel Injectors 522-228X

Fuel Injectors, Terminator X, EFI, 220 lbs./hr., USCAR Plug, EV6/Pico Body, 12V Saturated, High Impedance, 1.85 in. Overall Height, 0.65 OD, Set of 8

Part Number: HLY-522-228X

2.33 out of 5 stars ( 3 )

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

Holley EFI Terminator X Fuel Injectors 522-108XFM

Holley EFI Terminator X Fuel Injectors 522-108XFM

Holley EFI Terminator X Fuel Injectors 522-108XFM

Fuel Injectors, Terminator X, EFI, 100 lbs./hr., USCAR Plug, EV6/Pico Body, 12V Saturated, High Impedance, 1.85 in. Overall Height, 0.65 OD, Set of 8

Part Number: HLY-522-108XFM

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

Holley EFI Terminator X Fuel Injectors 522-768XFM

Holley EFI Terminator X Fuel Injectors 522-768XFM

Holley EFI Terminator X Fuel Injectors 522-768XFM

Fuel Injectors, Terminator X, EFI, 76 lbs./hr., USCAR Plug, EV6/Pico Body, 12V Saturated, High Impedance, 1.85 in. Overall Height, 0.65 OD, Set of 8

Part Number: HLY-522-768XFM

Not Yet Reviewed

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

Holley EFI Terminator X Fuel Injectors 522-228XFM

Holley EFI Terminator X Fuel Injectors 522-228XFM

Holley EFI Terminator X Fuel Injectors 522-228XFM

Fuel Injectors, Terminator X, EFI, 220 lbs./hr., USCAR Plug, EV6/Pico Body, 12V Saturated, High Impedance, 1.85 in. Overall Height, 0.65 OD, Set of 8

Part Number: HLY-522-228XFM

1.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

Holley EFI Terminator X Fuel Injectors 522-221X

Holley EFI Terminator X Fuel Injectors 522-221X

Holley EFI Terminator X Fuel Injectors 522-221X

Fuel Injectors, Terminator X, EFI, 220 lbs./hr., USCAR Plug, EV6/Pico Body, 12V Saturated, High Impedance, 2.85 in. Overall Height, 0.97 OD, Each

Part Number: HLY-522-221X

1.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

Holley EFI Terminator X Fuel Injectors 522-128XFM

Holley EFI Terminator X Fuel Injectors 522-128XFM

Holley EFI Terminator X Fuel Injectors 522-128XFM

Fuel Injectors, Terminator X, EFI, 120 lbs./hr., USCAR Plug, EV6/Pico Body, 12V Saturated, High Impedance, 1.85 in. Overall Height, 0.65 OD, Set of 8

Part Number: HLY-522-128XFM

Not Yet Reviewed

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

Holley EFI Terminator X Fuel Injectors 522-428XFM

Holley EFI Terminator X Fuel Injectors 522-428XFM

Holley EFI Terminator X Fuel Injectors 522-428XFM

Fuel Injectors, Terminator X, EFI, 42 lbs./hr., USCAR Plug, EV6/Pico Body, 12V Saturated, High Impedance, 1.85 in. Overall Height, 0.65 OD, Set of 8

Part Number: HLY-522-428XFM

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

Holley EFI Terminator X Fuel Injectors 522-121X

Holley EFI Terminator X Fuel Injectors 522-121X

Holley EFI Terminator X Fuel Injectors 522-121X

Fuel Injectors, Terminator X, EFI, 120 lbs./hr., USCAR Plug, EV6/Pico Body, 12V Saturated, High Impedance, 1.85 in. Overall Height, 0.65 OD, Each

Part Number: HLY-522-121X

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

Holley EFI Terminator X Fuel Injectors 522-205

Holley EFI Terminator X Fuel Injectors 522-205

Holley EFI Terminator X Fuel Injectors 522-205

Fuel Injectors, Terminator X, EFI, 205 lbs./hr., USCAR Plug, EV14 Body, 12V Saturated, High Impedance, 2.85 in. Overall Height, 0.97 OD, Set of 4

Part Number: HLY-522-205

5.0 out of 5 stars ( 1 )

Estimated Ship Date: May 18, 2026 if ordered today

...Loading

Estimated Ship Date: May 18, 2026 if ordered today

1

Page 1 of 1

Modal Header

Contact us with questions.

Call To Order

This is a custom order part. You can order this part by Contacting Us.

Summit Racing Speedcard. Synchrony Car Care.

Summit Racing Equipment SpeedCard

Jumpstart Your Next Project!

View Details|See if you Prequalify

Stay Updated with Emails from Summit Racing

Never miss a sale on new parts, tools, and more!

= Required

First Name

Last Name

Email Address Email required

See Our Catalogs

News & Events

News & Events Home
OnAllCylinders (blog)
Calendar of Events
New Product Releases
Summit Racing News
News You Can Use
Featured Vehicles
Media Center
Sanctioning Bodies

Help

Help Center
Return Policy
Beat-A-Price Guarantee
Payment Options
Contact Us

Social

Facebook
X/Twitter
Instagram
Pinterest
YouTube
Podcast

About Summit

Corporate History
Retail Locations

My Account

Profile
Email Preferences
Order Status & Returns
Wish List
Address Book
My Reviews
My Questions
My Garage
Sign In

Career Opportunities

More

Summit Racing Credit Card
Gift Cards
Calculators & Tools
Promo Exclusions
Become an Affiliate
Summit Racing Rewards Program
Summit Racing Equipment Protection Plan

Terms of Use | Privacy and Security | Site Accessibility
Copyright 2026 by AUTOSALES, INCORPORATED
dba Summit Racing Equipment | Trademarks

Let's Build it Together^™

Modal Header