Skip to main content

LSU4 Bosch Wideband

Part # 554-101 Be the first to write a review

Wideband O2 Sensor

LSU4 Bosch Wideband

In Stock
Free Shipping - Lower 48 US States
$199.95
Add to Wishlist
3

Emissions

This part is legal for sale and use on Uncontrolled (Non-Emissions Controlled) Vehicles.

See Emissions Details
This sensor is a direct replacement for Holley HP, Dominator, Avenger and Terminator EFI systems. Each Sensor is hand calibrated to insure accurate readings when used in conjunction with your Holley EFI system.

Features:

  • Replacement/service part
  • Bosch
  • LSU4 Wideband O2
  • For Avenger, Dominator, HP, and Terminator EFI systems
  • Hand calibrated to insure accurate readings when used in conjunction with your Holley EFI system

About Holley EFI

Find standalone EFI for LS, Coyote, Hemi and more at Holley.com. From engine swapping to managing up to 4000 horsepower, we have a solution for every project!

Band TypeWide
Brand Holley EFI
CategoryEmission Control
Connector GenderFemale
Emission Code3
Grade TypePerformance
Mounting TypeScrew-in
Part TypeOxygen Sensor
Product TypeOxygen Sensor
Sensor TypeLambda Wide Band
Sub CategorySensors
Thread Size18mm x 1.5
Universal Or Specific FitUniversal
UPC090127666692
Part Number554-101
3

This part is legal for sale and use on Uncontrolled (Non-Emissions Controlled) Vehicles.


The following vehicles are considered Uncontrolled (Non-Emissions Controlled) Vehicles:

  • 1965 and older U.S. manufactured California Certified vehicles
  • 1967 and older U.S. manufactured Federally Certified vehicles
  • 1967 and older Foreign manufactured vehicle


WARNING: It is against the law to install this part on an Emissions Controlled Vehicle


The following vehicles are considered Emissions Controlled Vehicles:

  • 1966 and newer U.S. manufactured California Certified vehicles
  • 1968 and newer U.S. manufactured Federally Certified vehicles
  • 1968 and newer Foreign manufactured vehicle
Holley EFI Dealers
Do you need a custom kit built for your application? Do you need a system installed and tuned? Click here to find the Holley EFI dealer in your area!
Reviews

    Your Review

    *Free Shipping and Handling only offered to the contiguous US on orders over $149, excludes clearance parts and oversized packages.

    Some parts are not legal for use in California or other states with similar regulations.