Fleece Billet Injector Return Line Fitting for 2017-2026 Ford 6.7L Power Stroke
FPEFPE-FMC-FF-RLK-1724The plastic return connector on a 2017+ Power Stroke breaks. This billet one won't.
Heat, vibration, rough handling and frequent disconnects for filter maintenance all crack the factory part on the 2017-2024 6.7L. Fleece's heavy duty billet aluminum injector return fitting uses a dual O-ring internal design and a serviceable barb fitting, so you're not left stranded with a broken, non-repairable fuel line.
Features
- Heavy duty, machined billet aluminum housing
- Dual O-ring internal design for increased sealing
- Serviceable billet aluminum barb fitting
- Easy to install and remove during filter maintenance
Note: Works with both OEM and aftermarket under hood fuel filter assemblies, including Fleece Performance P/N FPE-FMC-UHFA-1123. A service kit is available, Fleece P/N FPE-FMC-FF-RLK-1724-SER, with replacement O-rings and locking tabs. A replacement barb fitting is available, Fleece P/N FPE-AN4-332B.
Specs
- Material: Billet aluminum
- Application: 2017-2024 Ford 6.7L Power Stroke
- Part number: FPE-FMC-FF-RLK-1724
Fitment
Fleece lists this fitting for 2017-2026 Ford Super Duty 250/350/450 6.7L Powerstroke and 2017-2024 Super Duty 350/450/550 cab and chassis.
- Ford F-250 Super Duty: 2017-2024 King Ranch, Lariat, Platinum, XL, XLT; 2018-2024 Limited
- Ford F-350 Super Duty: 2017-2024 King Ranch, Lariat, Platinum, XL, XLT; 2018-2024 Limited
Available now at PPEI Tuning, shipping fast from our local and nationwide warehouses.
Couldn't load pickup availability

WHO IS THE TUNER/CALIBRATOR
PPEI, also known as Power Performance Enterprises, Inc., is led by the business owner and lead calibrator/tuner Kory Willis. PPEI began calibrating/tuning back in 2008, specializing in Diesel Performance but has since expanded into the Gas and Powersports industries. Kory and the team at PPEI have set many world records along with continuing many industry “firsts”. We take pride in knowing that Kory not only prides his work, but also thoroughly enjoys setting expectations high for our team so our customers can have the best products available in the world.










