I just got my Dyno done yesterday. 1st Pull was stock except with COBB SF Intake, 2nd pull was with new parts installed : Desno ITV22 plugs, TXS RB & DP combo, COBB TIP, and AP Stage 1+SF 91. Is it odd that i reach peak HP near 4500 RPM and stays there till about 6500? I have large noticeable...