OE Quality
60-Day Returns

One Stop Solutions 1574 Radiator
Overview of One Stop Solutions Radiator for Subaru Impreza
The One Stop Solutions radiator, part number 1574, is designed specifically for Subaru Impreza models. Engineered to provide reliable cooling performance, this radiator features a downflow core and includes a transmission oil cooler to support your vehicle's cooling system needs.
- Hassle free installation for quick replacement
- OE performance with quality materials and construction
- Engineering enhancements improve cooling efficiency and durability
- Components fitted and torqued to factory specifications
- Premium grade tubes, fins, headers, and plastic tanks
- Drop-in fit with all necessary fittings and hardware included
- 100% tested up to three times during production
- Design improvements address original radiator failures
Detailed Radiator Specifications and Features
This One Stop Solutions radiator (part number 1574) features a core height of 13 3/8 inches, core width of 27 3/16 inches, and a core thickness of 5/8 inch, providing efficient heat dissipation. The radiator core is constructed from PA material, while the tanks are made of durable plastic. It includes a concentric transmission oil cooler with a diameter of 7/8 inch and fittings spaced 7 7/8 inches apart, supporting automatic transmission cooling needs. The radiator is designed as a downflow type, with inlet and outlet diameters both measuring 1 9/16 inches, and header lengths of 28 3/16 inches. This radiator does not include an engine oil cooler or cap.
Compatible Vehicles and Applications
This radiator is compatible with Subaru Impreza models, engineered to meet the specific cooling requirements of this vehicle. It is ideal for replacing worn or damaged radiators to restore proper engine and transmission cooling performance.
- Overheating issues due to radiator core damage or clogging
- Transmission fluid overheating from a faulty or missing cooler
- Leaks in radiator tanks or headers causing coolant loss
- Reduced cooling efficiency from corrosion or wear
- Physical damage from road debris or accidents
Installation Notes and Tips
The One Stop Solutions radiator 1574 is designed for a drop-in fit, making installation straightforward. All necessary fittings and hardware are included, and components are pre-fitted and torqued to factory specifications to ensure proper assembly. It is recommended to inspect hoses and clamps during installation and replace if necessary to maintain system integrity.
Quality Assurance and Warranty Information
Each radiator undergoes rigorous testing up to three times during production to ensure reliability and performance. The use of premium materials and engineering enhancements addresses common design failures found in original equipment radiators. While specific warranty details are not provided, One Stop Solutions products are manufactured to meet or exceed OEM standards for durability and function.
| Brand | One Stop Solutions |
| Part Number | 1574 |
| Cap Included | NO |
| Core Height | 13 3/8 |
| Core Material | PA |
| Core Row Quantity | 1 |
| Core Thickness | 16 |
| Core Thickness | 5/8 |
| Core Width | 27 3/16 |
| Down Flow Or Cross Flow Type | DOWNFLOW |
| Engine Oil Cooler Included | NO |
| Engine Oil Cooler Type | NONE |
| Inlet Diameter | 1 9/16 |
| Inlet Header Length | 28 3/16 |
| Inlet Header Width | 1 15/16 |
| Outlet Diameter | 1 9/16 |
| Outlet Header Length | 28 3/16 |
| Outlet Header Width | 1 15/16 |
| Tank Material | PLASTIC |
| Transmission Oil Cooler Diameter | 7/8 |
| Transmission Oil Cooler Distance between Fittings | 7 7/8 |
| Transmission Oil Cooler Included | YES |
| Transmission Oil Cooler Type | CONCENTRIC |
This part fits 9 vehicles. Search below:
| Year | Make | Model | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|
| 1998 | Subaru | Impreza | 2.2L | H4 | N/A | |
| 1997 | Subaru | Impreza | 1.8L | H4 | N/A | 1-row equivalent radiator. |
| 1997 | Subaru | Impreza | 2.2L | H4 | N/A | 1-row equivalent radiator. |
| 1996 | Subaru | Impreza | 1.8L | H4 | N/A | 1-row equivalent radiator. |
| 1996 | Subaru | Impreza | 2.2L | H4 | N/A | 1-row equivalent radiator. |
| 1995 | Subaru | Impreza | 1.8L | H4 | N/A | 1-row equivalent radiator. |
| 1995 | Subaru | Impreza | 2.2L | H4 | N/A | 1-row equivalent radiator. |
| 1994 | Subaru | Impreza | 1.8L | H4 | N/A | 1-row equivalent radiator. |
| 1993 | Subaru | Impreza | 1.8L | H4 | N/A | 1-row equivalent radiator. |
* 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.