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Denso 221-3175 Radiator
| Brand | Denso 221-3175 |
|---|---|
| Core Height | 15.7500 |
| Core Thickness | 1.0000 |
| Core Width | 29.4370 |
| Inlet Diameter | 1.5620 |
| Outlet Diameter | 1.5620 |
| Transmission Oil Cooler Included | YES |
| Fits | Lexus · 9 vehicles |
OE experience. Built with OE know-how for reliable performance and fitment.
Durability tested. Passes strict function and durability testing for dependable cooling.
Transmission oil cooler included. Adds integrated cooling support in one radiator assembly.
Cross-references APDI 8012575, CSF 3300 and DPI Performance Racing Products 2575 for the same application. See all 9.
Denso Radiator for Lexus SC430
This Denso radiator, part number 221-3175, is built for direct replacement in the 2002-2010 Lexus SC430. It combines OE-style fitment with the cooling capacity needed to maintain stable engine temperatures in daily driving and demanding conditions.
Key Features
- Fits 2002-2010 Lexus SC430
- Part number 221-3175 for easy identification
- Core height: 15.7500 in.
- Core width: 29.4370 in.
- Core thickness: 1.0000 in.
- 1.5620 in. inlet and outlet diameters
- Transmission oil cooler included
OE-Style Cooling Performance
Denso radiators are supplied to OE car makers worldwide, and this radiator reflects that manufacturing experience with OE-level configuration, tank design, fin pitch, core dimensions, and material selection. For Lexus SC430 radiator replacement needs, Denso 221-3175 is engineered to match factory fitment requirements and support consistent heat transfer through the cooling system. This part cross-references Lexus 16400-50280 for the same application.
What This Radiator Helps Address
- Engine overheating from a restricted or leaking radiator
- Coolant loss caused by cracked tanks or damaged core passages
- Transmission fluid temperature control when the cooler circuit is integrated
- Reduced cooling efficiency from aged fins or internal corrosion
- Fitment issues during Lexus SC430 radiator replacement
Installation Notes and Tips
Verify inlet and outlet hose sizes, mounting points, and transmission cooler line routing before installation. Flush the cooling system, inspect hoses and clamps, and replace worn coolant components as needed to help prevent contamination or repeat failure. Confirm fitment by matching the vehicle to 2002-2010 Lexus SC430 and the radiator dimensions before final assembly.
Quality Assurance
Denso builds this radiator to OE standards and subjects it to durability and function testing before release. The result is a radiator intended to deliver reliable cooling performance and proper fitment for the Lexus SC430 platform.
| Year | Make | Model | Position | Notes |
|---|---|---|---|---|
| 2010 | Lexus | SC430 | N/A | — |
| 2009 | Lexus | SC430 | N/A | — |
| 2008 | Lexus | SC430 | N/A | — |
| 2007 | Lexus | SC430 | N/A | — |
| 2006 | Lexus | SC430 | N/A | — |
| 2005 | Lexus | SC430 | N/A | — |
| 2004 | Lexus | SC430 | N/A | — |
| 2003 | Lexus | SC430 | N/A | — |
| 2002 | Lexus | SC430 | N/A | — |
| No rows match your filter. | ||||