Welcome to the BMW scene. I have the jb4 and I love it. The fact that you can go to the dealer on map 0 and get your service done is a huge + for you. I don't "race" so the jb4 works great for the extra ~30 hp you get on map 1. Where in jersey are you?
JB4/VRSF DP/BMS DCI/ONEIGHTY FULL LED AE W. BLACKOUT/ BBS LM DBK/ M3 SIDES/ OEM M-TECH FRONT & REAR/LCI TAILS/ PERFORMANCE SPOILER/BLACK ROOF/KENWOOD TOUCH-SCREEN NAV/ALPINE/H&R SPORT