SunPower (NASDAQ:SPWR) has released another industry-leading product, the 21.5% efficient X-Series panel. This is another step ahead of the competition for SunPower and solidifies the company's lead against Chinese competitors and thin film maker First Solar (NASDAQ:FSLR). What does it mean for investors? The Motley Fool's Erin Miller sat down with Fool.com contributor Travis Hoium to find out. 

Motley Fool contributor Travis Hoium owns shares of SunPower and SunPower. Travis Hoium has the following options: Long Jan 2015 $7 Calls on SunPower, Long Jan 2015 $5 Calls on SunPower, and Long Jan 2015 $15 Calls on SunPower. Erin Miller has no position in any of the stocks mentioned. The Motley Fool has no position in any of the stocks mentioned. Try any of our Foolish newsletter services free for 30 days. We Fools may not all hold the same opinions, but we all believe that considering a diverse range of insights makes us better investors. The Motley Fool has a disclosure policy.