SKU: MMRAD-350Z-03X | UPC: 840197701713
Mishimoto 03-06 Nissan 350Z X-Line Performance Aluminum Radiator
This Mishimoto X-Line Performance Aluminum Radiator delivers enhanced cooling for 2003-2006 Nissan 350Z models including Base, Enthusiast, Touring, Track, Performance, Grand Touring, and 35th Anniversary Edition. Engineered for extreme modifications in drift, autocross, and track applications, it features a thicker core and denser fins for better heat dissipation and lower engine temperatures. Precision construction ensures direct fitment and long-lasting performance under demanding conditions.
Key Features
- 92% Increase in External Fin Area: Densely packed fins provide massive surface area gains over stock for rapid heat transfer and consistently cooler engine operation.
- 117% Larger Core Volume: 36mm thick aluminum core dwarfs the OEM 16mm unit, handling higher heat loads from tuned VQ35 engines.
- TIG-Welded Aluminum End Tanks: Durable construction resists road and track abuse while maintaining optimal flow efficiency.
- Magnetic Drain Plug: Captures metallic particles from coolant to protect the entire cooling system and extend component life.
- Direct-Fit Design: Bolts in place of factory radiator with no modifications, compatible with stock fans, shrouds, and hoses.
Product Notes
- Flush cooling system thoroughly before installation to remove contaminants.
- Use high-quality aluminum-safe coolant like Mishimoto Liquid Chillity for peak performance.
- Boxed with protective foam inserts to prevent shipping damage.
Installation Notes
- Professional installation recommended.
- Direct bolt-on replacement takes 1-2 hours with basic tools.
- Retains compatibility with OEM transmission cooler lines and electric fans.
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2005 | Nissan | 350Z | 35th Anniversary Edition |
| 2003-2006 | Nissan | 350Z | Base |
| 2003-2006 | Nissan | 350Z | Enthusiast |
| 2005-2006 | Nissan | 350Z | Grand Touring |
| 2003-2005 | Nissan | 350Z | Performance |
| 2003-2006 | Nissan | 350Z | Touring |
| 2003-2006 | Nissan | 350Z | Track |
Why Choose Mishimoto?
- Backed by Lifetime Warranty for worry-free ownership.
- Performance-tested in real-world motorsport conditions.
- Engineered with precise tolerances for seamless 350Z integration.
Frequently Asked Questions
- Q: Does this fit all 2003-2006 Nissan 350Z trims?
A: Yes, it fits Base, Enthusiast, Touring, Track, Performance, Grand Touring, and 35th Anniversary Edition models with direct bolt-on installation. - Q: What material is used in construction?
A: Full aluminum construction including core tubes, fins, and TIG-welded end tanks for lightweight strength and corrosion resistance. - Q: What warranty is included?
A: Mishimoto Lifetime Warranty covers defects in materials and workmanship for the original owner.
Shipping & Handling
- Method: UPS Ground or FedEx Ground
- Availability: In stock – ships same or next business day
- Packaging: Secure custom box measuring 34.4 x 20.5 x 5.5 inches
- Weight: 17.64 lbs product weight, 22.05 lbs shipping weight





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