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Vehicle Info NeededK&NPART NUMBER: 599-57-2539
57-2539 57 Series FIPK Air Intake System 2003-2002 Ford Explorer 4.6L, 2003-2002 Mercury Mountaineer 4.6L
$36799
Ships on 09/15/2026
Lowest Price GuaranteeFord
57 Series FIPK Air Intake SystemFord Explorer 4.6L V8 Mercury Mountaineer 4.6L V8 +8.64 HP Increase Street Legal In All US States-CARB EO Number: D-269-26
- Guaranteed to increase horsepower
- Designed to improve throttle response and engine sound
- Lasts up to 100,000 miles before service is required (depending on driving conditions)
- Easy to install, usually in 90 minutes or less
- Free-flowing high density polyethylene tube
- Replaces entire factory air intake system
- Washable and reusable lifetime air filter
- K&N Million Mile Limited Warranty
Emissions Note:
This part is legal for sale and use on Emissions Controlled Vehicles, in all 50 states, when used in accordance with the manufacturer's application guide because it has a California Air Resources Board (CARB) Executive Order (EO) #D-269-26
CLICK THIS LINK FOR IMPORTANT CARB & EPA EMISSIONS INFORMATION ABOUT THIS PART
Part TypeAir Intake Kit
BrandK&N
Package Height12.2
Package Width12.4
Package Length20.9
Weight9.35 PG
Weight11.2 lb (5.1 kg)
Part CategoryPerformance Parts
Estimated Horsepower Gain8.64 HP @ 4486 RPM
Estimated Horse Power Gain8.64 HP @ 4486 RPM
Intake Pipe MaterialHigh-Density Cross-Linked Polyethylene
Carb Eo NumberD-269-26
Couplers Included2
Intake Pipe Color / FinishBlack
QuantitySold as a kit
Mounting Hardware IncludedYes
Filter MaterialCotton Gauze
Estimated Torque Gain10 lbft
Filter End Cap FinishChrome
Replacement FilterRU-1048
Clamp StyleRegular
Oil IncludedYes
TypeGen II
Air Filter Outlet ShapeRound
Clamp MaterialStainless Steel
Clamps Included7
Horse Power Increase9 HP
Vendor Part Number57-2539
Package Qty1
Package TypeEA
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Some parts are not legal for use in California or other states with similar laws / regulations
