The biggest problem is finding one but the second biggest problem is whether or not it is accurate.
I know that a TON of wideband gauges out there need calibrated quite often and some of the ones that don't are way off. The AEM wideband is the only one I trust as it consistently reads.
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2015 half ton heavy chevy
81 Fairmont LS project
Many yard ornament projects...
North American Turbo
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