Designed for '11-'14 and '15+ 5.0L Coyote and Boss engines, this beehive spring kit offers increased valve control at high RPM while allowing for higher valve lift from performance cams. Includes properly matched retainers, seals and seats.
See 26125CTS-KIT for .600" Max lift kit with lightweight tool steel retainers.
Ford: Mustang 11 - 17 5 L Engine, Lincoln: Mark LT 11 - 14 5 L Engine, Ford: Lobo 11 - 17 5 L Engine, Ford: F-150 11 - 17 5 L Engine

Fitment:
2011 Ford F-150 FX2
2011 Ford F-150 FX4
2011 Ford F-150 King Ranch
2011 Ford F-150 Lariat
2011 Ford F-150 Platinum
2011 Ford F-150 STX
2011 Ford F-150 XL
2011 Ford F-150 XLT
2011 Ford Mustang GT
2012 Ford F-150 FX2
2012 Ford F-150 FX4
2012 Ford F-150 King Ranch
2012 Ford F-150 Lariat
2012 Ford F-150 Platinum
2012 Ford F-150 STX
2012 Ford F-150 XL
2012 Ford F-150 XLT
2012 Ford Mustang Boss 302
2012 Ford Mustang GT
2013 Ford F-150 FX2
2013 Ford F-150 FX4
2013 Ford F-150 King Ranch
2013 Ford F-150 Lariat
2013 Ford F-150 Platinum
2013 Ford F-150 STX
2013 Ford F-150 XL
2013 Ford F-150 XLT
2013 Ford Mustang Boss 302
2013 Ford Mustang GT
2014 Ford F-150 FX2
2014 Ford F-150 FX4
2014 Ford F-150 King Ranch
2014 Ford F-150 Lariat
2014 Ford F-150 Platinum
2014 Ford F-150 STX
2014 Ford F-150 XL
2014 Ford F-150 XLT
2014 Ford Mustang GT
2015 Ford F-150 King Ranch
2015 Ford F-150 Lariat
2015 Ford F-150 Platinum
2015 Ford F-150 XL
2015 Ford F-150 XLT
2015 Ford Mustang GT
2015 Ford Mustang GT 50 Years Limited Edition
2015 Ford Mustang GT Premium
2016 Ford F-150 King Ranch
2016 Ford F-150 Lariat
2016 Ford F-150 Platinum
2016 Ford F-150 SSV
2016 Ford F-150 XL
2016 Ford F-150 XLT
2016 Ford Mustang GT
2016 Ford Mustang GT Premium
2017 Ford F-150 King Ranch
2017 Ford F-150 Lariat
2017 Ford F-150 Platinum
2017 Ford F-150 SSV
2017 Ford F-150 XL
2017 Ford F-150 XLT
2017 Ford Mustang GT
2017 Ford Mustang GT Premium