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SKU: VH010934N | UPC: 847839019489
Koyorad 01-05 Lexus IS300 (w/ Manual Transmission) Racing Radiator
The Koyorad Racing Radiator delivers direct-fit cooling performance for 2001-2005 Lexus IS300 models with manual transmission. Its all-aluminum tube-and-fin design with 38mm core thickness handles high-heat conditions from spirited driving or track days. This MPN VH010934N upgrade maintains stable engine temperatures under demanding loads.
Key Features
- All-Aluminum Build: Resists corrosion and weighs just 11.8 lbs for reduced front-end mass versus stock plastic units.
- 38mm Core Size: 600mm x 380mm x 38mm dimensions provide 35-40% greater cooling efficiency than OEM radiator.
- TIG-Welded Tanks: Brazed aluminum end tanks ensure durability and prevent leaks during extreme use.
- Direct Bolt-On Fit: Matches OEM inlet 1.25" top left and outlet 1.25" bottom right positions with no cutting or fabrication. Overall size 27.25in x 16.625in x 2.375in.
- N-Flow Design: Optimized tube layout and fins increase heat dissipation for consistent performance.
Product Notes
- Fits manual transmission only. Automatic models require different part.
- Pre-assembled and pressure-tested for immediate use.
- Ships in protective box measuring 28in x 18in x 5in.
Installation Notes
- Professional installation recommended.
- Drain coolant, remove OEM radiator, and bolt in using factory mounts and hoses.
- Compatible with stock shrouds, fans, and transmission cooler lines on manual IS300.
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2001-2005 | Lexus | IS300 | Base (Manual Trans) |
Why Choose Koyorad?
- Japanese-made with decades of motorsport cooling expertise.
- Used in drifting and road racing by IS300 enthusiasts worldwide.
- Exact OEM-spec dimensions with racing-grade enhancements.
Frequently Asked Questions
-
Q: Will this fit 2001-2005 Lexus IS300 automatic transmission?
A: No, manual transmission only due to specific transmission cooler port locations. Autos need VH010935N. -
Q: What materials and core specs does it use?
A: 100% aluminum with 600x380x38mm tube-and-fin core, TIG-welded tanks, and overall size 27.25in x 16.625in x 2.375in. -
Q: What warranty coverage applies?
A: Limited lifetime warranty on manufacturing defects when installed correctly and flushed every two years.
Shipping & Handling
- Method: UPS Ground or FedEx Ground
- Availability: In stock - ships same or next business day
- Packaging: Foam-insulated cardboard box 28in x 18in x 5in
- Weight: 11.8 lbs product, 15 lbs shipping
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