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Ford - Explorer/Sport/Sport Trac 2001 - 2008 4.0/4.6L - K&N Intake Kits
2001 Explorer 4.0L
2001-2003 Explorer Sport 4.0L
2001.5-2004 Explorer Sport TRAC 4.0L
Key Features 57-2529-1
• Estimated Horsepower Gain: 6.88 HP @ 5243 RPM
• Utilizes Stock Intake Tube
• Uses RF-1048 6-Layer Oiled Filter
Click to View
• Dyno Results
• Install Instructions
• Large Photo
2001 Explorer 4.0L
2001-2003 Explorer Sport 4.0L
2001.5-2004 Explorer Sport TRAC 4.0L
Key Features 77-2529KP
• Estimated Horsepower Gain: 5.32 HP @ 5059 RPM
• High Density Polyethylene Tubing
• Uses RF-1048 6-Layer Oiled Filter
Click to View
• Dyno Results
• Install Instructions
• Large Photo
2002-2003 Explorer 4.0L
Key Features 57-2537
• Estimated Horsepower Gain: 7.34 HP @ 4890 RPM
• High Density Polyethylene Tubing
• Uses RF-1048 6-Layer Oiled Filter
Click to View
• Dyno Results
• Install Instructions
• Large Photo
2002-2003 Explorer 4.6L
Key Features 57-2539
• Estimated Horsepower Gain: 7.9 HP @ 4486 RPM
• High Density Polyethylene Tubing
• Uses RF-1048 6-Layer Oiled Filter
Click to View
• Dyno Results
• Install Instructions
• Large Photo
2004-2005 Explorer 4.6L
Key Features 57-2564
• Estimated Horsepower Gain: 10.4 HP @ 4921 RPM
• High Density Polyethylene Tubing
• Uses RF-1048 6-Layer Oiled Filter
Click to View
• Dyno Results
• Install Instructions
• Large Photo
2006-2007 Explorer 4.6L
Key Features 57-2573
• Estimated Horsepower Gain: 11 HP @ 4500 RPM
• High Density Polyethylene Tubing
• Uses RF-1048 6-Layer Oiled Filter
Click to View
• Dyno Results
• Install Instructions
• Large Photo
2006-2008 Explorer 4.6L
Key Features 77-2573KP
• Estimated Horsepower Gain: 10.0 HP @ 4700 RPM
• Mandrel-Bent Polished Aluminum Tubing
• Uses RF-1048 6-Layer Oiled Filter
Click to View
• Dyno Results
• Install Instructions
• Large Photo
• More Info
2008 Explorer 4.6L
Key Features 63-2573
• Estimated Horsepower Gain: 11 HP @ 4500 RPM
• High Density Polyethylene Tubing
• Uses RF-1048 6-Layer Oiled Filter
• 63-Series Intakes NOT CARB Exempt, NOT street legal in CA
Click to View
• Dyno Results
• Install Instructions
• Large Photo
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