https://ssnperformance.com/dpf....-delete-pipe-for-for
If your DPF is plugged up your probably averaging about mpg. 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. X4/BDX/LIVEWIRE with custom tunes prevents any emission related DTC's or check engine light from setting. However, if some other issue comes up you will still be alerted. 1) The BDX Delete Tuner and EZ Lynk tuner are bu