Koyorad 01-05 Lexus IS300 (w/ Manual Transmission) Racing Radiator Koyo KOYVH010934N
Koyorad 01-05 Lexus IS300 (w/ Manual Transmission) Racing Radiator Koyo KOYVH010934N
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Koyorad 01-05 Lexus IS300 (w/ Manual Transmission) Racing Radiator

Koyo
KOYVH010934N
847839019489
Radiators
4 Units In Stock - Ships Next Business Day
Cooling, Engine, Koyo, Radiators
$ 613.20
$ 613.20

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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