AirDog II-5G DF-165 | A7SABF590 | Powerstroke Lift Pump 17-21 6.7L import_2021_12_31_223321 and is more susceptible to

and is more susceptible to debris back-feeding

This pump is designed to bypass the factory pump

The AirDog 2 5G DF-165 will solve infamous P0087 & P1093 low fuel rail pressure codes

Features an o-ring seal

The air/vapor return is sent back to the tank through the factory 1/2” suction line once the module is modified

AirDog II-5G DF-165 | A7SABF590 | Powerstroke Lift Pump 17-21 6.7L import_2021_12_31_223321 and is more susceptible toFits 2017 2021 Ford 6. 7L Powerstroke All Models Download Installation Guide: AirDog II 5G DF 165 A7SABF590 Powerstroke 17 21 Install video: A7SABF590 Installation Video This kit comes preset at 50psi during idle to 70psi under load (retains factory variable fuel pressure). It does require dropping the tank to modify the fuel module, but cutting a hole in the tank is not necessary. No tuning is required. The Pureflow AirDog II 5G 165GPH A7SABF590 lift