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Power gains of up to 65hp and 80tq to the wheels on a stock vehicle

The JB4 is a plug and play Kia / Hyundai / Genesis tuner that plugs into easy to access sensors in the engine bay and works with your factory ECU tuning to remap your boost, timing, and fueling for optimal performance and reduced turbo lag.

Kia / Hyundai / Genesis 2.5T Smartstream JB4 Performance Tuner (V2)

$599.00Price
Quantity
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