Sensors & Data Logging

EPA, CARB, Race Use Only Disclaimer

System Sensors & Datalogging Equipment including wideband o2 systems, add-on gauges, EGT measurement and more for use with MS3Pro systems.

The Ultimate in Engine & Powertrain Control

Get the latest news on our products, keep up with MS3Pro & more!

Sign-up Now

AMPEFI.com is part of the EFI Innovations Network

Made In USA / American Made

Free shipping to all retail customers on all orders of $799 or more Applies to ground shipping to US48 Dismiss

Wideband O2 Systems (19)