SKU: MMRAD-IS300-01 | UPC: 748354797787
Mishimoto 2001-2005 Lexus IS300 Manual Aluminum Radiator
Replace the factory radiator in your 2001-2005 Lexus IS300 manual transmission with this Mishimoto performance aluminum radiator. It fits directly without cutting or modifications and boosts cooling capacity by 30% for reliable engine temperatures during spirited driving. Engineered with a dual-core design this radiator extends vehicle longevity while maintaining peak performance.
Key Features
- 30% Greater Cooling Capacity: Larger dual-core design with high-efficiency fins dissipates heat faster than stock for consistent engine temps
- 100% Brazed Aluminum Construction: Lightweight 2-row 60mm core weighs 12.5 lbs versus stock 18 lbs resists corrosion and ensures durability
- Polished End Tanks: TIG-welded aluminum tanks with polished finish provide clean aesthetics and robust pressure handling
- Core Dimensions: 24.8 in x 16.75 in x 2.36 in overall size 29.5 in x 18.5 in x 2.75 in for perfect factory fit
- Included 1.3 Bar Cap: High-pressure cap raises boiling point prevents overflow and enhances cooling system efficiency
Product Notes
- Designed exclusively for manual transmission models no modifications required
- Lifetime warranty covers manufacturing defects and accidents
- Ships in protective packaging to prevent damage
Installation Notes
- Professional installation recommended.
- Direct bolt-on replacement using factory mounts and hoses
- Compatible with OEM hardware drain coolant before removal
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2001-2005 | Lexus | IS300 | Base (MT) |
| 2002-2005 | Lexus | IS300 | Sportcross (MT) |
Why Choose Mishimoto?
- Proven track record in motorsports cooling components
- All-aluminum construction built for daily and track use
- Precision-engineered for exact vehicle fitment
Frequently Asked Questions
- Q: Does this fit automatic transmission IS300 models?
A: No this radiator fits manual transmission only verify your drivetrain before purchase - Q: What material is used in construction?
A: 100% brazed aluminum core and end tanks for maximum strength and heat transfer - Q: What warranty coverage is provided?
A: Lifetime warranty against defects includes accident protection no questions asked
Shipping & Handling
- Method: UPS Ground
- Availability: In stock – ships same or next business day
- Packaging: Secure foam-lined box 32 in x 20 in x 5 in
- Weight: 12.5 lbs product 14.8 lbs shipping





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