2007.5 – 2022 6.7 Cummins Intake Horn Upgrade Color:Textured Black Mass Flow Return (MFR) technology

Mass Flow Return (MFR) technology is used to continually "polish" your fuel by keeping a positive pressure on the fuel being delivered to the engine and returning the fuel

Heavy Duty snap ring and blow-off valve to prevent runaway pressure damaging case

they come with all hardware needed and two 1/8ntp ports for boost gauges or water injection

FASS Fuel Systems was able to develop the quietest fuel air separation system on the market

Quick Connect Lines

2007.5 – 2022 6.7 Cummins Intake Horn Upgrade Color:Textured Black Mass Flow Return (MFR) technologyThey are powdercoated a nice wrinkle black and look very clean and the mating flange is machined flat in house to ensure you get a perfect seal and performance. they come with all hardware needed and two 1 8ntp ports for boost gauges or water injection. They are very nice pieces and worth every penny to do while cleaning up that engine bay. They help compliment our turbo very nicely getting that cool air to the motor. These intake horns will not work