SKU: HA-4504 | UPC: 024844105165
K&N HA-4504 Replacement Air Filter for 2004-2005 Honda TRX450R
The K&N HA-4504 replacement air filter delivers high airflow and filtration for 2004-2005 Honda TRX450R ATVs. It installs directly into the OEM airbox with an application-specific sealing bead for a precise fit. Riders gain increased horsepower and acceleration in dusty off-road conditions without jet changes or fuel modifications.
Key Features
- Washable and Reusable Design: Clean and re-oil for extended service life with low restriction and high capacity during dirty motocross or ATV riding
- High Airflow with Filtration: Pleated cotton media traps dirt while allowing maximum air intake for clean carburetion at high altitudes
- Direct OEM Fit: Seals perfectly in stock airbox without adapters or custom modifications
- Multi-Layer Cotton Gauze: Woven layers provide large surface area for long intervals between cleaning
- Performance Gains: Increases power and throttle response specifically for off-road ATVs UTVs and side-by-sides
Product Notes
- Pre-oiled and ready to ride right out of the box
- Use K&N cleaning kit for maintenance to restore full performance
- Lightweight at 0.65 lbs for easy handling and storage
Installation Notes
- Professional installation recommended.
- Drop-in replacement removes in minutes with basic tools
- Works with factory airbox hardware and no additional parts needed
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2004-2005 | Honda | TRX450R | Base |
Why Choose K&N?
- Trusted by off-road enthusiasts for decades of proven filtration
- Engineered with precise dimensions like 6.5 in top OD and 1.875 in height
- Backed by rigorous testing for motocross and high-altitude performance
Frequently Asked Questions
- Q: Will this fit my 2004-2005 Honda TRX450R?
A: Yes HA-4504 is engineered as a direct replacement for the stock filter in 2004-2005 TRX450R models with exact sealing bead dimensions - Q: What media material does it use?
A: Multiple layers of pleated woven cotton gauze capture fine dust while delivering high airflow in off-road environments - Q: What warranty coverage applies?
A: One Year Limited Warranty covers defects in materials and workmanship under normal use
Shipping & Handling
- Method: UPS Ground
- Availability: In stock – ships same or next business day
- Packaging: Compact box 7.13 x 6.5 x 1.75 inches
- Weight: 0.65 lbs
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