paul

This is one of my secret weapon in my Punto at plesent, but not this manufacturer.

paul

回復 3# letsrock
I think it is for car sound system in the begining, but later, people found that it has improved the ignition performance for "OLD" cars

paul

For my old old punto, I firstly made good the ground connections, then add this little things=Heaven

Warning: for my old old punto and old man paul only

paul

One more thing, should upgrade the spark plug wires with matched spark plugs  to get the most performance.