Total Power System for Racing & Sport. A whole posse of upgrades for extreme power, lower EGTs, and improved durability. Adds up to +115 hp and +206 lb-ft (rear wheel). Six-Gun Bundle is a total engineered power system for 6.0L Power Stroke sport and racing applications. With free-breathing intake and exhaust upgrades that balance the advanced tuning, Six-Gun Bundle improves engine efficiency, increases durability and keeps exhaust gas temperatures (EGTs) down. As a result, you have more continuous, usable power (+115 hp and +206 lb-ft at the rear wheels). Six-Gun Bundle delivers ground-ripping power with endurance! Pick your look! Dual exit Six-Gun Bundle systems include Banks' exclusive 6x5 inch ob-round (patented design) angle-cut rolled-edge tailpipe tips while single exit systems sport a 5 inch round tip - and then you get a choice of polished chrome-over stainless or high-temp black finish. Fitment Notes: Split-dual exhaust applies to single-rear wheel applications only (they do not fit appropriately on duallys). Vehicles built prior to 10/03: are 2003 models. Vehicles built 10/03 or later: are 2004 models. 2006-07 manual transmissions: Banks turbine outlet pipe not required.