I have a 2006 v6 5 speed. With shorty headers cherry bomb extreme 2 in 2 out supposed to Have a X pipe in middle true dual exhaust. Ai raid cold air, Thornton Stage 3 chip. No tune yet . Wanted to get 4:10 gears. But I heard it may not be good for a manual 5 speed . If so is there any other size gears that would help stay in the power Band? Th ks