QS4 USB Shift Light


BAZZAZ Engine Management products are now sold exclusively through YFI Racing. If you would like to purchase this product please click the link above to be redirected to their website.
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Illuminates white to identify pre-determined, optimal shift points.
Used to improve forward drive and momentum for faster drag passes and lap times.
Comes pre-programmed with suggested figures that can be easily adjusted as desired.
For use with the QS4 USB stand-alone quick shift only.

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