Search results

I have a JB4 connected to my 2024 Civic Si. The map I Im running makes +4.5 psi of boost (map 3). I'm looking to run 30% E85, and I want to ask here before I blow up my turbo: would running map 7 (+9 psi) make my car blow up? Has anyone here with an 11th-gen Si run with map 7 on JB4? I know this...

I installed a JB4 I got from eBay. All the connections fit and were in the right spots, but after turning my car on, every light on the dashboard was on. It seemed to put my car in limp mode as well. It would stop me at around 3000 rpm, and my auto rev match stopped working. I didn't connect it...