MagnumFORCE Stage-1 PRO 5R Intake System Filter Housing Type: Open;Filter Type: Oil;Inlet Tube: Reuse Factory ;Filter Housing Material: Steel;Filter Housing Finish: Black;Intake Tube Material: ABS Plastic;Replacement Filter Part Number:AFE24-90007;50 State Legal For 1998-2003 models CARB E.O. # D-550;Power Gains:6hp and 7 lb.-ft. of torque;Air Inlet Type: Fresh FORD MAZDA MERCURY B2500 B3000 B4000 EXPLORER EXPLORER SPORT TRAC MOUNTAINEER RANGER BASE DS EDDIE BAUER EDGE LIMITED POSTAL SE SPLASH SPORT SPORT XLS SPORT XLT SX TROY LEE XL XL FLEET XLS XLT 1998 1999 2000 2001 2002 2003 2.5L (153) 2.5L (2492cc) 3L (2983cc) Vulcan 3L (2986cc) Vulcan 4L (245) 4L (4016cc) 4L Flex (245) FLEX GAS Afe Power aFe Power MagnumFORCE Stage-1 PRO 5R Air Intake System - 54-10001 54-10001 Air Intake Kits