The drop-in, stock-appearing Screamer turbo for the later model (2015-2019) 6.7L Power Stroke utilizes modern turbo technology that delivers increased airflow without compromising low-end response. Boost pressure can be increased to improve potential for higher horsepower. This turbo works with any "box" tuner and further improvements that are achieved with custom tuning. Another variant of this turbo is also available for 6.7L model years 2011-2014, replacing the GT32 single sequential turbo (SST), with which everything you need to drop it in place is included. For more information, call 800-887-5030 or visit www.bddiesel.com.