SKU: 77-2529KP | UPC: 024844112385
K&N 77-2529KP Performance Air Intake System 2001-2004 Ford Ranger Explorer Mazda B4000 V6 4.0L
The K&N 77-2529KP delivers guaranteed horsepower and torque gains up to 9.12 HP at 4800 RPM for 2001-2004 Ford Ranger 4.0L V6 models and compatible Explorer Sport Trac Explorer Sport Mazda B4000 trucks. This mandrel-bent aluminum cold air intake system replaces the factory air filter and tube with a high-flow design for better engine breathing and filtration. Pairing an oversized oiled cotton filter with smooth intake tubing improves throttle response and acceleration while maintaining factory airbox location.
Key Features
- Power Gains: Dyno-proven increase of up to 9.12 HP at 4800 RPM and added torque for responsive driving in highway and off-road conditions
- Mandrel-Bent Aluminum Tube: Smooth seamless construction reduces restrictions promotes high-volume airflow over stock plastic intake
- High-Flow Oiled Cotton Filter: Washable reusable oversized media captures dirt while allowing 50% more air than OEM filters
- Low Maintenance: Clean filter only every 100000 miles under normal highway use no replacement needed
- Lifetime Limited Warranty: Covered by K&N No-Hassle Lifetime Warranty protects against defects for original owner
Product Notes
- Replaces OE air filter and intake tube direct fit with no permanent modifications
- Oil filter during cleaning using K&N oil for peak performance every 100000 miles
- Product weight 8.5 lb (3.9 kg) ships in box 20.5 in x 12.5 in x 9.5 in (521 mm x 318 mm x 241 mm) shipping weight 9.3 lb
Installation Notes
- Professional installation recommended.
- Completes in 60 minutes or less using basic hand tools no drilling or cutting required
- Includes all necessary hardware clamps and instructions for bolt-on fit
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2001 | Ford | Explorer | Eddie Bauer |
| 2001 | Ford | Explorer | Limited |
| 2001 | Ford | Explorer | Postal |
| 2001 | Ford | Explorer | XL Fleet |
| 2001 | Ford | Explorer | XLS |
| 2001 | Ford | Explorer | XLT |
| 2001-2002 | Ford | Explorer Sport | Base |
| 2003 | Ford | Explorer Sport | XLS |
| 2001 | Ford | Explorer Sport Trac | Base |
| 2002 | Ford | Explorer Sport Trac | XL |
| 2003-2004 | Ford | Explorer Sport Trac | XLS |
| 2003-2004 | Ford | Explorer Sport Trac | XLT |
| 2001-2003 | Ford | Ranger | Edge |
| 2001-2003 | Ford | Ranger | XL |
| 2001-2003 | Ford | Ranger | XLT |
| 2001 | Mazda | B4000 | DS |
| 2001 | Mazda | B4000 | SE |
| 2003 | Mazda | B4000 | SE |
Why Choose K&N?
- Over 60 years engineering air filters and intakes for automotive performance
- High airflow design with proven filtration tested on dyno for real gains
- Exact fit engineered from CAD scans of OEM parts for seamless replacement
Frequently Asked Questions
-
Q: Does the 77-2529KP fit 2001-2003 Ford Ranger 4.0L V6 Edge XL XLT models?
A: Yes fits all listed 2001-2003 Ford Ranger 4.0L V6 trims including Edge XL XLT plus 2001-2004 Explorer Sport Trac and select Explorer Mazda B4000 confirm your submodel above -
Q: What materials are used in the intake tube and filter?
A: Mandrel-bent aluminum tube for durability and flow paired with oiled cotton gauze filter media washable for long life -
Q: What warranty and install details apply?
A: No-Hassle Lifetime Limited Warranty installation takes 60 minutes with hand tools will not void vehicle warranty
Shipping & Handling
- Method: UPS Ground or FedEx
- Availability: In stock - ships same or next business day
- Packaging: Secure box 20.5 x 12.5 x 9.5 inches
- Weight: 8.5 lb product 9.3 lb shipping
Air Intake Systems
Air intake systems for Hellcat, Trackhawk, TRX, HEMI, and import performance platforms are stocked at Black Ops Auto Works. Shop cold air intakes, short ram intakes, air boxes, intake elbows, mass air flow sensors, scoops, snorkels, and silicone couplers for street cars, trucks, Jeeps, and supercharged Mopar builds. Every intake system is filterable by vehicle platform, engine, and intake style so the correct part ships the first time. Black Ops Auto Works carries 4,427 air intake SKUs across cold air intakes, short ram intakes, and supporting components. What This Category Covers An air intake system pulls outside air into the engine and filters it before combustion. Upgrading the factory intake with a cold air intake, short ram intake, or carbon fiber system can improve airflow, throttle response, induction sound, and horsepower potential on compatible applications. Cold Air Intakes vs Short Ram Intakes Cold air intakes route the filter away from engine bay heat for cooler, de...
View Air Intake Systems Products
Cold Air Intakes
Shop cold air intakes, short ram intakes, closed-airbox intake systems, replacement air filters, intake tubes, and MAF housings from K&N, AEM, aFe Power, Airaid, S&B Filters, Injen, Roush, Volant, Corsa, Mishimoto, HPS Performance, Cobb Tuning, JLT, Vararam, Steeda, and other performance intake brands. Find full open-element cold air intakes, sealed-airbox systems, dry and oiled air filters, replacement drop-in filter panels, MAF sensor housings, and complete intake tube kits. Cold air intakes for domestic muscle, sport-compact tuners, diesel trucks, off-road 4x4, Euro performance, and modern sport SUVs Mustang, Camaro, Challenger, Charger, F-150, Silverado, Ram, Tundra, Tacoma, 4Runner, Wrangler, Bronco, Cummins, Duramax, Power Stroke, WRX/STi, Civic Type R, GR86, Supra, GR Corolla, BMW M2/M3/M4, Golf R, and hundreds of additional platforms. Filter by vehicle, intake style (open element, closed airbox, short ram, tube kit), filter media (oiled cotton, dry synthetic), tun...
View Cold Air Intakes Products
K&N Engineering
K&N Engineering filters and intakes for Jeep, RAM, Dodge, Chevy, Ford, Toyota, BMW, and Cadillac platforms are stocked at Black Ops Auto Works. Shop cold air intakes, Aircharger and NextGen intake systems, reusable panel filters, drop-in filters, universal clamp-on filters, oil filters, cabin filters, fuel filters, and filter cleaning kits for HEMI, Cummins diesel, EcoBoost, and LS/LT engine builds. Every product is filterable by year, make, model, trim, engine, and drivetrain so the correct part ships the first time. Black Ops Auto Works carries 1,927 K&N Engineering SKUs across intake, filtration, and maintenance categories. What This Brand Covers K&N Engineering built its reputation on reusable, high flow air filtration. This collection spans complete cold air intake systems, direct fit replacement filters, universal clamp-on filters for custom builds, and maintenance items like oil filters, fuel filters, and cabin filters. Cold Air Intakes and Intake Systems K&am...
View K&N Engineering Products


