| its function is to make sure there is a nice hot spark at high RPM - hence the power gains. So I guess indirectly it does increase power. here is some reading material and an alternative, Kenne Bell, I think Kuah(SPL Parts) uses and sells them. They are also about 200.00 dollars cheaper... Kenne Bell - Boost a Spark
"Be kind, for everyone you meet is fighting a harder battle." -Plato 
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