For use on aftermarket header applications for wideband readings, a replacement MSD O2 Sensor Bung & Plug supports your Atomic EFI. Apply anti-seize to plug threads prior to installation. Replacement piece includes a copper crush ring for leak-proof performance. Limited warranty.
Measure the proportional amount of O2 in your ride's exhaust with an MSD Wideband O2 Sensor. Legal for use on “emissions controlled vehicles" when used in accordance with the application guide, this stout replacement sensor is fitted with an advanced sensing element, which sends the signal to your engine control unit. Limited warranty.