@terry@bms

So I was told I should get a custom map6 JB4 tune on my stinger since it’s been modified quite a bit. I’m more than happy with the power output of map 2. But someone mentioned a custom tune to deliver similar power to map 2 will be beneficial? These are what I’ve done. - MBRP cat back -...

Hey All, Ordered a JB4 and wireless smart phone connection. I will be doing a complete review of my experience with the JB4. My Set Up: Kia Stinger GT1 Denso Spark Plugs - Gapped to about .022 DIY - Intake (same as DYI that was listed here - 3.3TT - DIY intakes w/Heat shielding drop about...