hi got an EP82 starlet turbo de-cat pipe straight through, air filter, custom intercooler in front, magnecore leads. coulg you tell me what plugs should i buy and where to buy them from please. Also my car has at the moment a adjustable boost valve which i dont really like. Ages ago i baught a HKS piggyback ECU off ebay for a starlet. To be honest i dont have a clue how to control my engine eg,boost, Fuel cut etc. Any help would be so appreciated people please reply thankyou mark..