Auto Meter 4379 Ultra-Lite Wide Band Air Fuel Ratio Kit,2.3125 in.

Auto Meter 4379 Ultra-Lite Wide Band Air Fuel Ratio Kit,2.3125 in.

4.6
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What Customers Say

F
Frankm5
"I've had the gauge for a while now and still working as expected. Great for helping with tuning your motor or if your running boost..."
PG
Paul Gonzales
"I bought this to install prior to tuning my car so that I can monitor AFR when running my car hard on the track. It..."
RN
Richard N
"Works great on my 200 Ford six with a Carter BBD 2 Barrel. I was able to adjust the step up piston travel at WOT...."

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