Working on this vehicle? Write estimates, send inspections & invoice customers from your phone.
Start 14-Day Free TrialO2 sensor replacement runs $150-$500 per sensor. Modern wideband AFR sensors and bank 2 / downstream sensors with poor access cost more.
Run a shop or repair van?
Run your next oxygen sensor replacement cost job in Repairius: estimate, text approval, invoice, paid. Unlimited users.
Start free trial14-day free trial · credit card required · cancel anytime
Fleet, dispatcher or driver?
DispatchTool keeps loads, drivers and breakdowns organized. A separate product from Repairius.
Try DispatchToolDIY saves $50-$150 if the sensor isn't seized; use the correct O2 socket.
Typical total runs $83–$566 in Montana, with parts around $50–$400 and labor $33–$166 at the MT average labor rate of $110/hr.
New OEM-spec O2 sensor; Anti-seize on threads; Code clearing; Drive cycle verification.
Upstream vs downstream Narrowband vs wideband (AFR) Accessibility (some require subframe drop) Always get more than one written quote.
DIY saves $50-$150 if the sensor isn't seized; use the correct O2 socket.
Repairius keeps estimates, work orders, real-time job assignment, customer and vehicle history, inventory, and payments in one place — on desktop and in your pocket.
14-day free trial · credit card required · cancel anytime
Not a mechanic? Send Repairius to your shop — they can run estimates, jobs, and invoices in one place.
Share this page with a mechanic, a shop owner, or a friend working on the same problem.