SKU: MMPS-TRX450R-04 | UPC: 748354812084
Mishimoto 04-09 Honda TRX450R Aluminum Radiator
The Mishimoto Aluminum Radiator replaces the stock unit on 2004-2009 Honda TRX450R models with a direct-fit design that boosts cooling by 30%. This powersports radiator uses aircraft-grade aluminum for reliable heat dissipation during aggressive riding. Engineered for ATV enthusiasts it ensures your engine stays cool under extreme conditions.
Key Features
- 30% Increased Cooling Capacity: Larger surface area and optimized fin design dissipate heat faster than stock for consistent performance on the track or trail
- Aircraft-Grade Aluminum Build: Brazed core and precision TIG-welded seams resist corrosion and impacts for long-lasting durability
- Direct OEM Fitment: Matches factory mounting points on Honda TRX450R for plug-and-play installation without modifications
- Enhanced Tube and Fin Technology: Multi-channel tubes improve fluid flow and airflow efficiency to prevent overheating
- Lifetime Warranty: Backed by Mishimoto for peace of mind and proven reliability in powersports applications
Product Notes
- Flush and refill coolant after installation to remove debris from stock system
- Avoid high-pressure washing directly on fins to preserve efficiency
- Packaged in protective foam inserts to prevent shipping damage
Installation Notes
- Professional installation recommended.
- Drain stock coolant completely before removal
- Compatible with OEM hoses and mounting hardware for straightforward swap
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2004-2009 | Honda | TRX450R | Base |
Why Choose Mishimoto?
- Trusted name in motorsports cooling with thousands of real-world applications
- High-strength materials tested for ATV abuse and racing demands
- Precision manufacturing ensures exact fit and peak thermal performance
Frequently Asked Questions
- Q: Will this radiator fit my 2006 Honda TRX450R?
A: Yes it provides direct bolt-on fitment for all 2004-2009 Honda TRX450R Base models with no alterations needed - Q: What material is used in construction?
A: Full aircraft-quality aluminum with brazed core TIG-welded end tanks and dense fin array for maximum durability - Q: What warranty coverage applies?
A: Mishimoto offers a lifetime warranty against manufacturing defects when installed and maintained properly
Shipping & Handling
- Method: UPS Ground or FedEx
- Availability: In stock – ships same or next business day
- Packaging: Secure box with foam protection 14in x 12in x 4in
- Weight: 4.8 lbs





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