Performance Air Intake System Engine Air Intake and Air Box Kit K&N #KNN63-2619

K&N is the inventor of the Air Intake System and has over 50 years of experience in the performance filtration industry. Proudly designed and manufactured in the USA, this premium cold air intake system is specifically designed for your Bronco, and is dyno tested to provide a guaranteed increase in horsepower. It features a high flow intake tube, custom heat shield, and oversized K&N Washable High-Flow Cotton Air Filter for ultimate airflow. This Intake system replaces the restrictive OEM air box to provide an improved driving experience for daily driving or towing. It installs easily in about 60 minutes and is backed by a No-Hassle Lifetime Limited Warranty and will not void your factory warranty.

An enclosed air box design helps protect the filter and inlet air from the heat of the engine bay, and the air box lid allows for quick and easy access to the filter without tools. A high-density polyethylene (HDPE) rotationally-molded tube helps increase the volume of airflow to your engine, and provides a guaranteed increase in horsepower and torque. These systems are paired with a washable, reusable High-Flow Air Filter featuring oiled cotton filter media. The oversized, conical design of the filter allows you to go up to 100,000 miles between filter services under normal highway driving conditions. The system can typically be installed in less than 90 minutes. Some intakes are not legal for sale or use on any pollution controlled motor vehicle in California. See the product specifications for CARB status on each part for a specific vehicle.

K&N's enclosed air box roto-molded cold air intake systems are guaranteed to provide an increase in horsepower and torque, and are protected by the K&N No-Hassle Lifetime Limited Warranty.

MADE IN THE USA: Proudly made in the USA for trusted quality & reliability and backed by US based customer support.

DYNO TESTING YOU CAN TRUST: K&N air intake horsepower/torque testing is performed on wheel-based dynamometers and the reports are included with each intake system.

IMPROVED ENGINE SOUND - HEAR THE GROWL: K&N’s intake systems allow your engine to breathe and sound as it should- your engine will growl on acceleration and return to quiet once at speed.

BETTER TOWING: K&N Air intake kit improves acceleration and uphill performance when towing by improving throttle response, overall horsepower and torque. Excellent for daily and highway driving.

PREMIUM ENGINE PROTECTION FROM A TRUSTED BRAND: K&N air intake will not void manufacturer vehicle warranty & No-Hassle Lifetime Limited Warranty protects for the life of your vehicle.

HIGH-FLOW REUSABLE AIR FILTER: 4 layers of pleated, breathable cotton with K&N’s red filter oil to absorb dirt & dust particles, allowing clean air to continue flowing into your engine, only needs cleaning every 100k miles under normal highway conditions.

EASY TO INSTALL: Includes detailed, step-by-step instructions & all necessary parts- the entire air intake system can typically be installed in less than 60 minutes with basic hand tools.

  • Estimated Horsepower Gain: 16.93 HP @ 3695 RPM
  • Replacement Filter: RU-1048
  • Air Filter Color: Red
  • Air Filter Material: Cotton Gauze
  • Air Filter Outlet Shape: Round
  • Clamps Included: 7
  • Clamp Material: Stainless Steel
  • Clamp Style: Worm Gear
  • Couplers Included: 3
  • Alternate Replacement Filter: RF-1048/RU-1048XD
  • Intake Pipe Color / Finish: Black
  • Street Legal In All US States: No
  • TUV Approved (Europe): No
  • Product Box Height: 15.6 in (396 mm)
  • Mounting Hardware Included: Yes
  • Warranty: 1,000,000 Miles/10 Year

  • Product Style 63 Series Aircharger Kits
  • Weight 13.2 lb (6 kg)
  • Air Filter Outlet Shape Round
  • Air Filter Color Red
  • Air Filter Material Cotton Gauze
  • California Restricted Not legal for sale or use in California
  • Clamp Material Stainless Steel
  • Clamp Style Worm Gear
  • Clamps Included 7
  • Couplers Included 3
  • Intake Pipe Color / Finish Black
  • Intake Pipe Material High-Density Cross-Linked Polyethylene
  • Replacement Filter RU-1048
  • Estimated Horsepower Gain 16.93 HP @ 3695 RPM
  • Horse Power Increase 17 HP
  • RPM 3695
  • Alternate Replacement Filter RF-1048/RU-1048XD
  • Mounting Hardware Included Yes
  • Oil Included Yes
  • Oil Included Yes
  • Street Legal In All US States Not legal for sale or use in California on any pollution controlled motor vehicle.
  • TUV Approved (Europe) No
  • Package Material Corrugated
  • Package Type Box
  • Warranty No-Hassle Lifetime Limited
  • Air Box Included Yes
  • Air Filter Washable Yes
  • Clamp Color/Finish Natural
  • Mass Air Flow Sensor Adapter Included No
  • Mass Air Flow Sensor Adapter Included No
  • Coupler Color/Finish Black
  • Prop 65 Yes/No Yes
  • Prop 65 (C, R or CR) CR
  • Prop 65 - Short Label WARNING: Cancer and Reproductive Harm - www.p65warnings.ca.gov
  • Prop 65 Warning Label https://www.knfilters.com/images/l/prop65.jpg
  • Intake Pipe Ports All intake tube ports needed for the specified applications are included
  • Overall Filter Efficiency 98 %
  • Estimated Torque Gain 27 lbft
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