Kia / Hyundai / Genesis 2.0L Turbo JB4 Performance Tuner (V1) System:JB4 ***Backordered est to ship early/mid Aug*** an anti-starvation reservoir with a

an anti-starvation reservoir with a pre-threaded bung for the included 90º compression pump feed fitting

Running E85 or making a lot more power than stock and your factory Subaru LPFP is struggling to keep up

Beware of counterfeit Bosch plugs being sold for $5-6 each on eBay and Amazon

If you don't see your B38/B46/B48 powered MINI or year listed here

Kia / Hyundai / Genesis 2.0L Turbo JB4 Performance Tuner (V1) System:JB4 ***Backordered est to ship early/mid Aug*** an anti-starvation reservoir with aPower gains of up to 80whp and 80wtq to the wheels on a stock vehicle Now includes the JB4PRO adapter and free app! 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. Unlike other tuning systems the JB4 includes a fully programmable CANbus system, upgradable firmware,