Jason Leffler, who passed away in 2013 in a sprint-car accident, was a very popular driver in NASCAR before his death. Take a look back at his career through these photos.
Getty Images for NASCARGeoff Burke
Leffler was known for his stylish haircut and a quick smile.
A young Leffler pointed the way in the Truck Series race at Daytona in 2003, where he won the pole -- one of two he earned that season while also piling up one win, five top-five and 10 top-10 finishes in just 15 starts.
The No. 2 ASE-sponsored truck that Leffler drove during much of the 2003 season.
Feels like first time
Leffler, then 27, celebrates his first and only win in the Truck Series at Dover in 2003.
Great Clips ride
Leffler prepares to climb into his Great Clips-sponsored car prior to a race at Iowa Speedway in August of 2011 in what is now the XFINITY Series.
Getty Images for NASCARJason Smith
The No. 38 Great Clips-sponsored car Leffler drove in what was then Nationwide Series from 2007 through 2011.
Huge win at IRP
Leffler celebrates winning in what is now the XFINITY Series at Indianapolis Raceway Park in 2007. It's one of two career wins he earned in the series.
On the move
Leffler manuevers the No. 18 Dollar General Toyota in a Camping World Truck Series race at Texas Motor Spedway in June of 2012.
Getty Images for Texas Motor SpeRobert Laberge
Ready to go
Leffler inside the No. 18 Dollar General truck he drove for nine Truck Series races in 2012.
Leffler signs autographs for fans.
Good-bye too soon
Leffler passed away in June of 2013 after a sprint-car accident in Pennsylvania. He made one NASCAR Premier Series start that season and 73 in his career, scoring one top-10 finish.
Paying tribute to 'Left Turn'
Drviver Justin Allgaier paid tribute to his friend and teammate Leffler by having Leffler's nickname "Left Turn," put over the door of his race car shortly after Leffler's passing.