Before Banks engineers design; build and test power systems; they first examine stock vehicles to see where components choke airflow; create backpressure; raise EGTs; and compromise fuel delivery; Banks then gives back the power; durability and engine efficiency the factory left on the table. The ultimate system for ferocious towing power and durability. Includes lifetime Banks Ram-Air filter and service kit; Techni-Cooler intercooler assembly; OttoMind Diesel Tuner; BigHead wastegate actuator; polished stainless Straight through Monster muffler with exclusive expansion chamber; stainless 4 in. Monster exhaust with constant diameter head pipe assembly; intermediate pipe and tailpipe; 5 in. polished stainless double wall tailpipe tip; and electronic dynafact pyrometer and boost gauge assembly. Lifetime LTD. Warranty.This Part Fits:YearMakeModelSubmodel1984FordF-150Base1984FordF-150XL1984FordF-150XLT1983-1986FordF-250Base1987-1992FordF-250Custom1983-1993FordF-250XL1983FordF-250XLS1983-1984;1993FordF-250XLT1985-1992FordF-250XLT Lariat1983-1986FordF-350Base1987-1992FordF-350Custom1983-1993FordF-350XL1983FordF-350XLS1983-1984;1993FordF-350XLT1985-1992FordF-350XLT Lariat