Gearhead Gifts - Find the Perfect Gift for the Gearhead on Your List!

Make/Model Search
Make/Engine Search

Brands
Savings Central
Contact Us
Help Center

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
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

Gearhead Gifts - Find the Perfect Gift
for the Gearhead on Your List!

$5 Off Your $100 Mobile App Purchase!

Filters

In Stock
- In Stock Items. Ships Today. (8) 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. (8) 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 (158) 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.
Make/Engine
Transmission Controller Included
- No (6)
- Yes (2)
Cylinder Head Type
- Cathedral port (4) 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.
- LS3 (4) 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.
- Rectangular Port LS3/L76/L92/L99 (4) 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

Selected Filters

Filter Results by Vehicle

Loading...

Home
Fuel Injection Systems
Product Results

Availability

- In Stock Items. Ships Today. (8) 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. (8) 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 (158) 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
Make/Engine
Transmission Controller Included
- No (6)
- Yes (2)
Cylinder Head Type
- Cathedral port (4) 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.
- LS3 (4) 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.
- Rectangular Port LS3/L76/L92/L99 (4) 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 Results Found For "LS swap fuel system"

Showing In Stock Items. Show All 158 Items.

Individual Parts

Part Groups

Results 1 - 8 of 8

FiTech Nitro-Port Cast LS3 1000 HP Fuel Injection Systems 73307

FiTech Nitro-Port Cast LS3 1000 HP Fuel Injection Systems 73307

FiTech Nitro-Port Cast LS3 1000 HP Fuel Injection Systems 73307

Fuel Injection System, Nitro-Cast LS3 EFI, 1000 HP, 102mm Throttle Body, 80lb. Injectors, Dual O2 Sensor, Cable Driven, Chevy, Kit

Part Number: FIF-73307

Not Yet Reviewed

Estimated Ship Date: Tomorrow

...Loading

Estimated Ship Date: Tomorrow

FiTech Nitro-Port Cast LS1 1000 HP Fuel Injection Systems 73107

FiTech Nitro-Port Cast LS1 1000 HP Fuel Injection Systems 73107

FiTech Nitro-Port Cast LS1 1000 HP Fuel Injection Systems 73107

Fuel Injection System, Nitro-Cast LS1 EFI, 1000 HP, 102mm Throttle Body, 80lb. Injectors, Dual O2 Sensor, Cathedral Port, Cable Driven, Chevy, Kit

Part Number: FIF-73107

Not Yet Reviewed

Estimated Ship Date: Tomorrow

...Loading

Estimated Ship Date: Tomorrow

FiTech Nitro-Port Cast LS1 750 HP Fuel Injection Systems 73105

FiTech Nitro-Port Cast LS1 750 HP Fuel Injection Systems 73105

FiTech Nitro-Port Cast LS1 750 HP Fuel Injection Systems 73105

Fuel Injection System, Nitro-Cast LS1 EFI, 750 HP, 102mm Throttle Body, 55lb. Injectors, Dual O2 Sensor, Cathedral Port, Cable Driven, Chevy, Kit

Part Number: FIF-73105

Not Yet Reviewed

Estimated Ship Date: Tomorrow

...Loading

Estimated Ship Date: Tomorrow

FiTech Nitro-Port Cast LS3 750 HP Fuel Injection Systems 73305

FiTech Nitro-Port Cast LS3 750 HP Fuel Injection Systems 73305

FiTech Nitro-Port Cast LS3 750 HP Fuel Injection Systems 73305

Fuel Injection System, Nitro-Cast LS3 EFI, 750 HP, 102mm Throttle Body, 55lb. Injectors, Dual O2 Sensor, Cable Driven, Chevy, Kit

Part Number: FIF-73305

Not Yet Reviewed

Estimated Ship Date: Tomorrow

...Loading

Estimated Ship Date: Tomorrow

FiTech Nitro-Port Cast LS3 500 HP Fuel Injection Systems 73303

FiTech Nitro-Port Cast LS3 500 HP Fuel Injection Systems 73303

FiTech Nitro-Port Cast LS3 500 HP Fuel Injection Systems 73303

Fuel Injection System, Nitro-Cast LS3 EFI, 500 HP, 92mm Throttle Body, 36lb. Injectors, Dual O2 Sensor, Cable Driven, Chevy, Kit

Part Number: FIF-73303

Not Yet Reviewed

Estimated Ship Date: Tomorrow

...Loading

Estimated Ship Date: Tomorrow

FiTech Nitro-Port Cast LS3 500 HP Fuel Injection Systems 73304

FiTech Nitro-Port Cast LS3 500 HP Fuel Injection Systems 73304

FiTech Nitro-Port Cast LS3 500 HP Fuel Injection Systems 73304

Fuel Injection System, Nitro-Cast LS3 EFI, 500 HP, 92mm Throttle Body, 36lb. Injectors, Cable Driven, with Transmission Controller, Chevy, Kit

Part Number: FIF-73304

Not Yet Reviewed

Estimated Ship Date: Tomorrow

...Loading

Estimated Ship Date: Tomorrow

FiTech Nitro-Port Cast LS1 750 HP Fuel Injection Systems 73106

FiTech Nitro-Port Cast LS1 750 HP Fuel Injection Systems 73106

FiTech Nitro-Port Cast LS1 750 HP Fuel Injection Systems 73106

Fuel Injection System, Nitro-Cast LS1 EFI, 750 HP, 102mm Throttle Body, 55lb. Injectors, Cable Driven, with Transmission Controller, Chevy, Kit

Part Number: FIF-73106

Not Yet Reviewed

Estimated Ship Date: Tomorrow

...Loading

Estimated Ship Date: Tomorrow

FiTech Nitro-Port Cast LS1 500 HP Fuel Injection Systems 73103

FiTech Nitro-Port Cast LS1 500 HP Fuel Injection Systems 73103

FiTech Nitro-Port Cast LS1 500 HP Fuel Injection Systems 73103

Fuel Injection System, Nitro-Cast LS1 EFI, 500 HP, 92mm Throttle Body, 36lb. Injectors, Dual O2 Sensor, Cathedral Port, Cable Driven, Chevy, Kit

Part Number: FIF-73103

Not Yet Reviewed

Estimated Ship Date: Tomorrow

...Loading

Estimated Ship Date: Tomorrow

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