Gasoline futures have been an incredible run, rising 14 percent in three weeks. In fact, on Friday, RBOB gas futures hit a four-month high.
Traders blame the spike on supply and refinery issues. The gasoline rally has come alongside a similar move in crude oil, which hit a fresh 16-month high on Friday.
(Read more: Crude reality: Oil could crimp rally)
The rise in gasoline futures is already affecting prices at the pump. Gas prices have risen an average of 15 cents in the past week, up to a national average of $3.65 a gallon, according to the AAA Fuel Gauge Report.