Go Street EFI 400HP System- Factory Refurbished


Factory Refurbished Part Number: 30003-FR


All FiTech EFI Factory Refurbished units are thoroughly inspected and tested to ensure the quality of a brand new EFI! Any critical performance components such as sensors and injectors that fail to meet our standards are replaced after being tested by our technicians. ECU and handheld software/firmware is tested and updated to the latest version. By the end of this process, you will get a unit that is like-new at an even more affordable price!

Our Factory Refurbished EFIs are parts returned under warranty, inspected, and damaged parts are replaced. This offers a like-new EFI for an affordable price! Factory Refurbished parts are not broken units and critical performance parts are replaced. Since these parts are returned under warranty, there are surface imperfections such as scratches and small dents. The displayed product image is of a brand-new unit, Factory Refurbished units will vary in imperfections.

All units are sold as is unless an optional warranty is purchased. There are no refunds on our Factory Refurbished parts. An extended warranty of 1 year from the date of sale is available for purchase on Factory Refurbished parts. WARRANTY MUST BE PURCHASED DURING THE TIME OF REFURBISHED UNIT PURCHASE. ANY WARRANTY PURCHASED AFTER THE DATE OF SALE OF THE REFURBISHED UNIT WILL NOT BE VALID. This warranty is only available for Factory Refurbished purchased through FiTech Fuel Injection, the only place to purchase our official Factory Refurbished parts. Any defective items will be repaired or replaced at FiTech’s discretion.

Factory Refurbished parts have limited availability

Warranty for Factory Refurbished units must be added to cart during purchase and can be found here: https://fitechefi.com/product/1yrwarranty-fr-99-99-1-year-warranty-for-factory-refurbished-parts/

In stock


The Game Changer has arrived from FiTech with its latest addition to the line of Go EFI Throttle Body EFI systems. FiTech recognizes that not everyone needs or has 600HP or a wild camshaft. There is a large group of enthusiasts who are happy with their ZZ4 crate engine or their ’66 Mustang’s factory engine, but still want the advantage that EFI has to deliver. Fitech has taken your needs into consideration and built an EFI designed just for that purpose.

The Go Street EFI is a ready-to-run system that strays away from the programmable features and sticks to the basic functions necessary to get the best performance and economy out of your street and mild performance engine. FiTech once again allows you to ditch that old carburetor and advance into the EFI world at the most affordable price on the planet! Leave it to the experts in affordable EFI, we are always looking for ways to save our customers money while delivering the BEST performance possible!

  • Application: Chevrolet, Pontiac, Ford, Chrysler, Dodge, Plymouth, Etc. engines making 150 HP up to 400 HP with a 4-barrel intake manifold.
  • Replacement for any 4-barrel carburetors for engines with 150 HP up to 400 HP.
  • Use the same size air cleaner you would normally use for your 4-barrel carburetor.

Not legal for use on pollution controlled vehicles. This system is designed to be installed into vehicles that do not require emission controls.


  • 1 BAR internal MAP sensor.
  • Suitable for up to 400hp.
  • (4) Flow matched injectors.
  • (1) Fan control & AC Input.
  • Built-in pressure regulator.
  • Attractive cast finish.

Kit Contents

  • (1) Die-cast throttle body.
  • (1) O2 bung kit.
  • (1) Hand-held controller.
  • (1) CTS sensor.
  • (1) Hand-held controller cable.
  • (1) CTS adapter.
  • (1) Windshield mount.
  • (1) Mini USB cable.
  • (1) 4+2-Pin Connector.
  • (1) Return plug.
  • (1) O2 sensor.
  • (1) Gasket kit.

Additional information

Weight 11 lbs
Dimensions 14 × 11.5 × 7.25 in

Additional information

Weight 11 lbs
Dimensions 14 × 11.5 × 7.25 in