1997-2004 Ford F150 Expedition 4.6 5.4 Underdrive Pulley Kit - Lightweight CNC Billet Aluminum (3pc)
FORD F SERIES TRUCK 4.6 5.4 BILLET ALUMINUM UNDERDRIVE PULLEY KIT 97-04 PART #15550 FEATURES: Bolt on 8-15 Horsepower in Minutes Durable CNC Billet Aluminum Construction Retains Proper Cooling and Charging Uses Factory Length Belt VEHICLE FITMENT: 1997-2004 F-Series Truck and SUV 4.6L & 5.4L (8-Rib Only) Will NOT Work on the SC Lightning Truck Applications Bolt On Power in MinutesThese BBK underdrive pulley kits for 1997-2004 F-Series Truck and SUV 4.6L & 5.4L are one of the easiest ways to free up an average of 8-10 horsepower from your 4.6L / 5.4L in under 30 minutes. BBK pulley kits are designed as direct bolt on replacements for the current factory pulleys and retain full cooling and charging characteristics. Each kit comes with complete installation instructions and allow the use of the existing serpentine belt. Easy InstallationThis kit is designed to have your F-Series truck or SUV up and running in minutes. Please note that these are 8-Rib pulleys. Please verify t