I Just Last Week Purchased An Hx35 From A Member Here My Hy Was Shot But However I Am Getting Better Fuel Milage With It An Most All My Lagg I Had Is Gone But I Like It I Think Its A Good Choice
HX-35 has a bigger exhaust housing so your egt's will be lower. they flow about the same amout air. if you go to HX-35/40 you will lots of air and lower egt's with quick spoolup.