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2006 - 2011 Civic Si / CSX-S - Tuning Packages

K20 - The Ultimate Tune

E-tunez Ultimate Tune

This tune includes a complete Wide Open Throttle (WOT) analysis and tune as well as a complete part throttle and knock analysis package. The WOT portion is similar to what is done at a dyno shop except with more revisions while the part throttle tuning is focused on zeroing Short Term Fuel Trims (STFT) which will not only improve WOT transitions but also inturn improve throttle response, performance, low end torque and fuel mileage.

$299.00
$199.00

Please choose which tuning product you currently own. This will help us select the tuner with the most experience with your product.

Please select a tuner from the drop-down list, check out our Tuner Bio section for more information.