OE Quality
60-Day Returns

One Stop Solutions 13256 Radiator
Reliable Radiator Replacement for Lexus RX330
The One Stop Solutions radiator part number 13256 is engineered to provide dependable cooling performance for your Lexus RX330. Designed with precision, this radiator ensures efficient heat dissipation and supports your vehicle’s transmission cooling needs.
Key Features of One Stop Solutions Radiator 13256
- Hassle free installation for quick replacement
- OE performance with components torqued to factory specifications
- Engineering enhancements improve cooling efficiency and extend service life
- Premium grade core materials including plastic tanks and PA core
- Includes a plated transmission oil cooler for integrated cooling
- Crossflow design with a single core row for optimal heat exchange
- Complete radiator tested up to three times during production
Detailed Product Description
This radiator features a core height of 25 9/16 inches, core width of 18 5/8 inches, and a core thickness of 7/8 inch, constructed from durable PA material. The plastic tanks are designed to withstand thermal stress while maintaining structural integrity. Both inlet and outlet headers measure 20 1/16 inches in length and 1 11/16 inches in width, supporting efficient coolant flow. The radiator includes a plated transmission oil cooler with fittings spaced 13 3/4 inches apart, enhancing transmission fluid temperature regulation. The crossflow design promotes effective heat dissipation, making it suitable for the Lexus RX330’s cooling system requirements.
Common Applications and Issues Addressed
- Replacement for leaking or cracked radiator cores
- Solves overheating caused by inefficient heat exchange
- Addresses transmission fluid overheating with integrated cooler
- Resolves coolant flow restrictions due to damaged headers or tanks
- Improves cooling system reliability after factory design limitations
Installation Notes and Tips
Installation of the One Stop Solutions radiator 13256 is straightforward with a drop-in fit designed specifically for the Lexus RX330. Ensure all factory fittings and connections are clean and free of debris before installation. Verify torque specifications for all mounting points to maintain proper sealing and performance. Since the radiator does not include a cap, reuse the original or source a compatible cap separately.
Quality Assurance and Warranty
Each radiator undergoes rigorous testing up to three times during production to ensure consistent quality and performance. Components are assembled and torqued to factory specifications to meet OE standards. While specific warranty details are not provided, One Stop Solutions products are manufactured to meet or exceed industry standards for durability and reliability.
| Brand | One Stop Solutions |
| Part Number | 13256 |
| Core Height | 25 9/16 |
| Core Thickness | 22 |
| Core Thickness | 7/8 |
| Core Width | 18 5/8 |
| Inlet Header Length | 20 1/16 |
| Outlet Header Length | 20 1/16 |
| Core Material | Pa |
| Tank Material | Plastic |
| Transmission Oil Cooler Included | Yes |
| Inlet Header Width | 1 11/16 |
| Outlet Header Width | 1 11/16 |
| Transmission Oil Cooler Type | Plated |
| Transmission Oil Cooler Distance between Fittings | 13 3/4 |
| Engine Oil Cooler Type | None |
| Core Row Quantity | 1 |
| Inlet Diameter | 1 5/16 |
| Outlet Diameter | 1 9/16 |
| Engine Oil Cooler Included | No |
| Down Flow Or Cross Flow Type | Crossflow |
| Cap Included | No |
| BulletPoint 1 | Hassle free installation |
| BulletPoint 2 | O.e. performance and exceptional quality |
| BulletPoint 3 | Engineering enhancements provide improved cooling and longer life |
| BulletPoint 4 | Components are fitted and torqued in place to factory specificati |
| BulletPoint 5 | Premium grade tubes, fins, headers, tanks, and other components a |
| BulletPoint 6 | Drop in fit, form and function. all necessary fittings or hardwar |
| BulletPoint 7 | Complete radiators 100% tested up to three times during productio |
| BulletPoint 8 | Enhancements added to solve original design failures and to impro |
This part fits 3 vehicles. Search below:
| Year | Make | Model | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|
| 2006 | Lexus | RX330 | 3.3L | V6 | N/A | JAPAN MADE |
| 2005 | Lexus | RX330 | 3.3L | V6 | N/A | JAPAN MADE |
| 2004 | Lexus | RX330 | 3.3L | V6 | N/A | JAPAN MADE |
* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
This part directly replaces or is cross-referenced with the following part numbers:
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.