i just mad em a custom snorkel using pvc pipe and a flex hose to get around the motor and then back to pvc. my problem is now when i get into the higher rpm's my fourwheeler is like cuttin off it will bog then go bog then go but mainly only in the higher rpm's i took my airbox cover off and put seat back on and in didnt do it then my question is am i gettin to much fuel or not enough or what?