Quote:
Originally Posted by hondaworkshop
My '00 Civic (with knock sensor) is showing ~10% mileage improvement with a WAI pulling hot air from right next to the exhaust manifold. Aside from driving style, it has been the best single thing I've done for FE.
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Just to update, my anticipated gains were off due to gauge mis-calibration. I'm retracting the ~10% until I can tweak my WAI more.