BMW E90 Automatic Transmission Water Radiator | BSG
Bmw E90 Water Radiator Automatic Transmission
This water radiator, designed for vehicles with the BMW E90 chassis code, is produced for use in automatic transmission models. Compatible with vehicles manufactured between 2005-2012, it aligns with the BSG 15-520-021 part code. The water radiator is a crucial component of the engine's cooling system, preventing engine overheating and enhancing the vehicle's performance and safety. This part plays a critical role in ensuring the healthy operation of the engine cooling system, making it essential to choose a high-quality product. The BSG brand is known for its reliability in this field, and this product is manufactured in accordance with original equipment standards.
Product Features and Benefits
- OEM Compatibility: This water radiator is designed to meet original equipment standards for BMW E90 models. It fully complies with the standards of authorized service centers.
- Material Quality: Made from high-quality aluminum and plastic materials. These materials enhance durability, ensuring long-lasting use.
- Durability and Lifespan: This water radiator shows durability for up to 100,000 km under normal usage conditions. It is resistant to extreme temperatures and pressure.
- Performance: By increasing the effectiveness of the engine's cooling system, it ensures the engine operates at optimal temperature. This improves fuel efficiency and engine performance.
Technical Details
| Manufacturer Brand | BSG |
| Product Code (OE/OEM) | BSG 15-520-021 |
| Part Type | Water Radiator |
| Production Standard | OE equivalent / OEM |
| System | Cooling System |
Vehicle Compatibility
This water radiator is fully compatible with vehicles that have the BMW E90 chassis code. It is designed for automatic transmission models manufactured between 2005-2012. This period best reflects BMW's engineering philosophy focused on performance and comfort. The E90 is a model that stands out for its interior quality and driving dynamics, and this water radiator helps maintain these features.
- Chassis code: E90
- Engine code: [ENGINE]
- Production year range: 2005-2012
- Trim/Variant: [VARIANT]
It is recommended to confirm the correct part selection with our contact line using your 17-digit VIN (chassis) number.
Quality and Warranty
BSG is a brand recognized for its many years of experience in the spare part industry. Supplying OE parts to BMW and other premium automotive brands, BSG maintains the highest quality standards. BSG continuously develops innovative technologies, providing the best solutions to its customers.
Installation and Usage Notes
The most important point to consider during the installation of the water radiator is to ensure the tightness of the cooling system. Before installation, make sure the old radiator is completely removed. During radiator installation, ensure that the connection points are properly positioned. It is recommended to check the water radiator every 100,000 km. Additionally, regularly changing the coolant will enhance the efficiency of the system. Since this part is directly connected to the engine's cooling system, it is advisable to check it along with other cooling components.
Advantages of German Parts Warehouse: Same day shipping, e-archive invoiced sales, WhatsApp expert support line (wa.me/905382927219). Our stock information is updated in real-time; your order is confirmed only from items physically available. If you write to our contact line with your vehicle's chassis number, we will quickly provide you with the correct OE/equivalent part as a quote.
This product is equivalent to the following OEM/original part numbers. You can search by your vehicle's original part number.

