hey guy,i thought maybe i can get some professional help,ive installed the hyperdrive coil on plug system with the CDI ignition system,doing the first couple of kilometers the check engine light went on,error p300 cylinder missfire,the car idles bad and keeping the engine at 3000rpms it feel like its choking :S:S,weve put back the stock coil and car goes perfectly,its wierd coz everyting was installed according to the manual,hope you can help me guys,thanks alot