Channel: JB4 Mobile 12-10-2025, 11:36 AM First pull with JB4 by Jtinajero13 Hi, I have a gen 1 b58, with Dahler ATTC, catback exhaust, intake and running stage 2 xHP. This is a map 1 pull …

I have a 22 Sonata N Line and just installed the jb4 over the weekend. Been running map2 with no problems ( was told my log looked great) So I was wondering if map3 is safe with 93 octane.

Jul 25, 2023 · The JB4 uses MAP-3 as the "Progressive WMI" Setup MAP, not MAP-4, just so you are aware. Yes, you can Run the MHD Stage-xx Map of your choice with the JB4 as a "Piggy …

While the JB4 is the ultimate tuning tool the JB+ is a quick and simple way to add a few HP with minimal cost and minimal install effort. Something that anyone can buy, install in under a …

May 22, 2021 · The JB4 is a plug and play tuner that plugs in to easy access sensors in the engine bay and works with your factory ECU tuning to remap your boost, timing, and fueling …

Nov 27, 2020 · If you want power adders, do it in a way that doesn't involve a boost chip. Those things on race mode can run 26-28 psi on the stock turbo which will fry it. I have seen a few …

Jun 7, 2023 · Hi, i have a 2023 Kona N with a: Jb4 HKS runs on 93oct Here is a log on map5 but I feel better pull on map2 with 93 oct, I believe map3 can be good but how looks like this log. if …

Aug 23, 2024 · The deal is, there are only 2 connectors on the JB4, and these 2 connectors only fit the 2 connectors on the car. There are no 2 connectors that are the same, so you ain't going …

1. Does the JB4 have maps for the 2021 Kia Forte GT specifically? 2. I see kits that include the Water Methanol Injector but do not call out the Forte GT. What nozzles would go with the kit I …