For those looking to find strong Oils-Energy stocks, it is prudent to search for companies in the group that are outperforming their peers. Is Enerflex (EFXT) one of those stocks right now? A quick glance at the company's year-to-date performance in comparison to the rest of the Oils-Energy sector should help us answer this question.Enerflex is a member of our Oils-Energy group, which includes 240 different companies and currently sits at #11 in the Zacks Sector Rank. The Zacks Sector Rank gauges the streng ...