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Vehicle Info NeededK&NPART NUMBER: 599-77-2529KP
77-2529KP 77 Series High-Flow Performance Air Intake System Select Ford Explorer, Ford Ranger, Mazda B4000
$41999
Ships on Sep 14, 2026
Lowest Price GuaranteeFord/Lincoln/Mercury
- 77 Series High-Flow Performance Air Intake System
- 2001-2004 Ford Explorer Sport/Sport Trac 4.0L
- 2001-2003 Ford Ranger/Mazda B4000 4.0L
- Polished
- +5.32 HP Increase
- Street Legal In All US States-CARB EO Number: D-269-31
- Double Air Flow
- Adds Up To 15 Extra Horsepower
- Keeps Dirt On Outside
- Additional Filtering Barrier
- Reusable/Washable
- Long Lasting Performance
- Biodegradable Cleaning Product
- Made From Cotton/Screen Wires
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-269-31
CLICK THIS LINK FOR IMPORTANT CARB & EPA EMISSIONS INFORMATION ABOUT THIS PART
Part TypeAir Intake
BrandK&N
Package Height12.6
Package Width14.4
Package Length23.1
Weight9.25 PG
Weight10.9 lb (4.9 kg)
Part CategoryPerformance Parts
Estimated Horsepower Gain5.32 HP @ 5095 RPM
Intake Pipe MaterialAluminum
Carb Eo NumberD-269-31
Couplers Included2
Intake Pipe Color / FinishBright Mirrored Finish
QuantitySold as a kit
Mounting Hardware IncludedYes
Estimated Torque Gain6 lbft
Filter End Cap FinishBlack
Replacement FilterRU-1048
Clamp StyleRegular
Oil IncludedYes
Air Filter Outlet ShapeRound
Clamp MaterialStainless Steel
Clamps Included5
Part FitmentDirect Fit
Vendor Part Number77-2529KP
Package Qty1
Package TypeEA
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Some parts are not legal for use in California or other states with similar laws / regulations
