Quote Originally Posted by mark69 View Post
Hey Dudes! anybody here heard and tried modified spark plug? Can you give your opinion and advise for this? I saw an ads commercializing the modified spark plug for Php 1,000. As per ads its clean the exhaust system, 3 to 6 times longer use, increase engine power and fuel savings and reduced tune up needs.

Thanks.
imho- crap...

nakita ko dati may ganyan sa cherry foodarama congressional. may mini booth sya doon. modified plugs. binubitasan ang negative terminal ng plug.