https://cnrautoparts.com/2011-....2023-ford-powerstrok
More or less depending on the severity of the restriction. After installing the SCT X4 / Bully Dog BDX and deleting the DPF/CAT expect to get a combined mileage of mpg. Larger tires and poor driving habits will skew mileage downward. Custom tune package includes Dyno Built Complete auto Transmission Tuning with Raised line pressure in all shifts to set it apart from other tuning options. This will protect your clutches and extend the life of your transmission. Delete pipes and exhaust may