I've been having the frequent P0300 code ever since I installed my clutch and meth, 20g-9, and fmic...

I have had my stock plugs since new and finally changed them at 30k.

I put in the ngk br7es, runs great and no more p0300

 

Nope sorry man not a fix for other cars but maybe yours.

 

lol

 

If this was going to be posted at all, it should have been a tech section and not Evo General. Closed/