Just need the sensor and one tune. The ecm allows you to input the stoich and based on the flex sensor input, it will adjust accordingly to maintain the desired lambda and interpolate between tables for mixes in between.
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2017 ZL1 M6 Black | Maggie 2650 // 103TB // Big Gulp
Past Rides-
2014 ZL1 M6 Red Hot | Tons of mods
2004 CTS-V M6 Silver | Many mods
1995 Corvette M6 Torch Red | A few more mods
1992 Camaro M5 White | A few mods
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