Fuel economy during normal driving is unchanged. Earn Reward Points: 25 Dollar Value of Points: $0.25 For those of you wanting to take advantage of E85 fuel mixtures you'll need this additional fueling connector. On the used JB4 I purchased the flex fuel wires coming from the JB4 box were completely cut off. The JB4 includes optional black fuel control wires giving the JB4 the ability to directly change the air/fuel ratio. BMS Intake, 30% E85, JB4 Map5. Stock vs. JB4 with fuel control active. Press J to jump to the feed. Asking $480. Burger Motorsport Kia Stinger JB4. Subreddit for all things Kia Stinger. Cosmetic Mods Korean Domestic Market … The JB4 includes a billet enclosure and fuel control wires Your fuel economy is unchanged during normal conditions Compatible with smartphones for tuning and adjustments; JB4 is able to read and delete fault codes on your Stinger Control and modulate multiple options for your Kia Stinger Close. Next will be BMS OCC. BMS Intake, 30% E85, JB4 Map3. Now Included: JB4 Stinger Fuel Wires These extra wires plug in to the JB4 harness allowing it to tune your air/fuel ratios, leaning the tuning out at higher RPM has resulted in significant additional power gains. They helpfully pointed me to RPM8300's blog where he had a small guide for installing the fuel wire. Fuel Wire Install: So @Maggei82 messaged me a few days ago about the fuel wire install for the JB4. JB4 iOS App | JB4 Android App. The factory tuning runs in the 10:1 range and leaning that out to 11.5:1 has proven to be worth significant power at higher engine speed. If you do have the fuel wire connected, leave bit0 off and set bit1 to on; then you can modify the fuel bias values. Borla Exhaust, K&N Typhoon cold air intakes, Denso spark plugs gapped at 0.022, JB4 with fuel wires and bt. Stock vs. JB4 maps basic install. User account menu. HELP!!! Stock vs. map5. Posted by 4 hours ago. ... With fuel wires, doesn't the JB4 automatically know it is installed and set some defaults for it? I just purchased the JB4 tuner forba 2018 kia stinger with the Bluetooth connector and need help with install kinda crazy there is no instructions that come with a 600 kit. Note these are preinstalled on the JB4 harness now so only need to be attached to the o2 sensor >N54Tech thread, shared between Stinger/G70 3.3TT, 2.0T and Veloster N/I30N 2.0T. On BMS’ install guide they mention something about a green wire pair that needs to be isolated and cut. JB4 Features and Benefits • Power gains of up to 100hp and 100tq to the wheels on a stock vehicle • Quick Plug & Play Installation I am selling my JB4 with fuel wires and Bluetooth options for my 2018 stinger. BMS Intake, 91 octane, JB4 Map2. It was in Korean but incredibly helpful and made it much easier for me to figure out how to go about installing it. These are old instructions for the old JB4 revisions, the newer JB4 revisions come with the flex fuel wires and they are not green, they are black. Just finished installing JB4 with fuel wires, obd, and bluetooth connect kit. I have had it for only 2 months now and loved it because of the noticeable increase in power and lack of lag, but I decided it's time to get a custom tune from a buddy of mine. 1. Compatible with all driving modes. The optional JB4 fuel control wires are currently only available for the 3.3L motors in the Kia Stinger and Hyundai G70 and allow the JB4 to dynamically alter the air/fuel ratio providing huge top end power gains. VIDEO INSTALL GUIDE / JB4 APP. 1. 2018 Stinger, pump gas, BMS intake, BMS WMI (water/meth) kit. • 2018+ KIA Stinger ... Now includes the BMS billet all weather enclosure and fuel control wires preinstalled! , pump gas, BMS Intake, BMS Intake, BMS WMI ( water/meth ) kit where he had small... 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