i got a chiped p28 on my 95 dx hach whit a d16z6 on it.. the car feels like its not making any power , the vtec its working but i cant feel it. n its giving me abt.170 mile on a full tank with 91 octan fuel. i put my old ecu p06 n it feels the same as the p28 but its givin me abt. 300 mile on full tank 91 octan fuel. shount be making more power whit the chiped p28? any help will be apriciate. thanx.........