it should be an obd2 engine if its 1997, you can do the following if you want some more beed 1.Cams - 264 for ever day use 2.exhaust - jetex are nice but not to loud 3.Induction -Bmc pretty good you could get a charger in there , would be a squueze but can work , once that has been done it get remapped and you could be looking at anything from 250-300 bhp get a set of coilovers + alloys for the outside bling i want a vr6 caravelle