K&N Powerlid Air Box Cover — Fits 2006-2014 Honda TRX450ER/R

SKU: KNNHA-4506-T
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Sale price$199.99
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Car Wheel Size Chart

Wheel Diameter (inches) Tire Width (mm) Aspect Ratio Rim Width (inches)
14185655.5
15195606.0
16205556.5
17215507.0
18225457.5
19235408.0
20245358.5

Note: Wheel and tire sizes vary by car make and model. Always consult your vehicle’s manufacturer for exact specifications.

How to Read Tire Size

Example: 225/45R17 means:

  • 225 = Tire width in mm
  • 45 = Aspect ratio (height as % of width)
  • R17 = Rim diameter in inches

Product Details

Product Description
Part Numbers
Sizing & Fit

About K&N Engineering

K&N has been the world's leader in washable, reusable performance air filters since 1969. From the legendary cone filter to complete cold-air intake systems, K&N's cotton-gauze element delivers more airflow than paper while staying serviceable for the life of the vehicle.

Watch in action

Unleash More Power with the K&N Powerlid Air Box Cover

Tired of restrictive intake systems holding back your Honda TRX450ER or TRX450R? The K&N Powerlid Air Box Cover is engineered to eliminate these limitations, replacing your stock air box lid with a high-flow filter system. This upgrade is designed to work seamlessly with a K&N replacement air filter (sold separately) to deliver significantly less restriction and a substantial increase in airflow, translating directly to more horsepower for your ATV.

Key Features and Benefits:

  • Direct Replacement: The Powerlid snaps directly into place, requiring no modifications to your existing air box.
  • Increased Airflow: Designed to bypass restrictive snorkels, allowing your engine to breathe easier.
  • Enhanced Performance: Experience a noticeable gain in horsepower and throttle response.
  • Includes PreCharger: Comes with a PreCharger filter wrap for the lid to ensure optimal filtration.
  • Carburetor Jetting Kit: A carburetor jet selection kit is included if required for your specific application, ensuring perfect fuel mixture.

This K&N Powerlid is specifically designed for the following Honda models:

  • Honda TRX450ER Electric Start: 2006, 2007, 2008, 2012, 2013, 2014
  • Honda TRX450R: 2006, 2007, 2008, 2012

Upgrade your off-road experience with this high-performance air intake solution from K&N Engineering. Get yours today at GGCRACING!

Vehicle Fitment

Years Make Model Trim
2006-2009 Honda TRX450ER Electric Start Base
2012-2014 Honda TRX450ER Electric Start Base
2006-2009 Honda TRX450R Base
2012 Honda TRX450R Base

Product Details

Product Description
Part Numbers
Sizing & Fit

About K&N Engineering

K&N has been the world's leader in washable, reusable performance air filters since 1969. From the legendary cone filter to complete cold-air intake systems, K&N's cotton-gauze element delivers more airflow than paper while staying serviceable for the life of the vehicle.

Watch in action

Unleash More Power with the K&N Powerlid Air Box Cover

Tired of restrictive intake systems holding back your Honda TRX450ER or TRX450R? The K&N Powerlid Air Box Cover is engineered to eliminate these limitations, replacing your stock air box lid with a high-flow filter system. This upgrade is designed to work seamlessly with a K&N replacement air filter (sold separately) to deliver significantly less restriction and a substantial increase in airflow, translating directly to more horsepower for your ATV.

Key Features and Benefits:

  • Direct Replacement: The Powerlid snaps directly into place, requiring no modifications to your existing air box.
  • Increased Airflow: Designed to bypass restrictive snorkels, allowing your engine to breathe easier.
  • Enhanced Performance: Experience a noticeable gain in horsepower and throttle response.
  • Includes PreCharger: Comes with a PreCharger filter wrap for the lid to ensure optimal filtration.
  • Carburetor Jetting Kit: A carburetor jet selection kit is included if required for your specific application, ensuring perfect fuel mixture.

This K&N Powerlid is specifically designed for the following Honda models:

  • Honda TRX450ER Electric Start: 2006, 2007, 2008, 2012, 2013, 2014
  • Honda TRX450R: 2006, 2007, 2008, 2012

Upgrade your off-road experience with this high-performance air intake solution from K&N Engineering. Get yours today at GGCRACING!

Vehicle Fitment

Years Make Model Trim
2006-2009 Honda TRX450ER Electric Start Base
2012-2014 Honda TRX450ER Electric Start Base
2006-2009 Honda TRX450R Base
2012 Honda TRX450R Base

Product Details

Product Description

About K&N Engineering

K&N has been the world's leader in washable, reusable performance air filters since 1969. From the legendary cone filter to complete cold-air intake systems, K&N's cotton-gauze element delivers more airflow than paper while staying serviceable for the life of the vehicle.

Watch in action

Unleash More Power with the K&N Powerlid Air Box Cover

Tired of restrictive intake systems holding back your Honda TRX450ER or TRX450R? The K&N Powerlid Air Box Cover is engineered to eliminate these limitations, replacing your stock air box lid with a high-flow filter system. This upgrade is designed to work seamlessly with a K&N replacement air filter (sold separately) to deliver significantly less restriction and a substantial increase in airflow, translating directly to more horsepower for your ATV.

Key Features and Benefits:

  • Direct Replacement: The Powerlid snaps directly into place, requiring no modifications to your existing air box.
  • Increased Airflow: Designed to bypass restrictive snorkels, allowing your engine to breathe easier.
  • Enhanced Performance: Experience a noticeable gain in horsepower and throttle response.
  • Includes PreCharger: Comes with a PreCharger filter wrap for the lid to ensure optimal filtration.
  • Carburetor Jetting Kit: A carburetor jet selection kit is included if required for your specific application, ensuring perfect fuel mixture.

This K&N Powerlid is specifically designed for the following Honda models:

  • Honda TRX450ER Electric Start: 2006, 2007, 2008, 2012, 2013, 2014
  • Honda TRX450R: 2006, 2007, 2008, 2012

Upgrade your off-road experience with this high-performance air intake solution from K&N Engineering. Get yours today at GGCRACING!

Vehicle Fitment

Years Make Model Trim
2006-2009 Honda TRX450ER Electric Start Base
2012-2014 Honda TRX450ER Electric Start Base
2006-2009 Honda TRX450R Base
2012 Honda TRX450R Base

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