BMW E82 E88 E90 E91 135i 335i Engine Radiator Coolant Cooler 7558480

The BMW E82 E88 E90 E91 135i 335i Engine Radiator Water Cooler 7558480 is an original part from the water radiators category, designed for BMW 1 and 3 Series models with high-performance gasoline engines. Its factory design ensures stable heat dissipation from the engine, supporting safe and efficient powertrain operation. This is a solution for drivers who expect a proven part with the correct flow characteristics and mounting fit.

Specifications and technical data

• SKU: 7558480
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7558480
• Substitutable numbers: 17117558480, 7558480
• Category: Radiators

Intended Use and Compatibility

The presented water radiator is designed for use in the sporty variants of the BMW 1 Series E82/E88 and 3 Series E90/E91, specifically the 135i and 335i versions. The construction meets the thermal demands of high-power engines, translating to stable operating temperatures across a wide range of loads – from city driving to dynamic acceleration.

Thanks to its original BMW origin, the correct mounting points, connection spigots, and core geometry are maintained, facilitating installation in place of a worn-out part without requiring modifications to the system.

Cooling System Construction and Operating Parameters

The engine radiator is responsible for efficient heat exchange between the coolant and the air flowing over the front of the vehicle. The core design and flow channel layout are adapted to the characteristics of the 135i and 335i units, ensuring:

• stable dissipation of excess heat under high engine load,
• adequate performance reserve in summer temperatures,
• proper cooperation with the stock thermostat and radiator fan.

A properly selected water radiator reduces the risk of overheating, performance loss, and accelerated engine component wear, which is particularly important for turbocharged engines.

Condition, Origin, and Benefits of Choosing a Used BMW Radiator

The offered radiator is part of the original BMW components from the aftermarket. Choosing a used OEM part is a solution that combines cost control with maintaining the vehicle's factory specifications. Compared to many low-budget aftermarket alternatives, an original radiator features correct geometry, fits the front frame, and exhibits predictable behavior within the cooling system.

Before installation, a standard service procedure is recommended: leak testing, checking the condition of spigots and mounting seats, and then replacing the coolant according to the vehicle manufacturer's recommendations. This approach allows for full utilization of the part's potential and reduces the risk of subsequent leaks.

Operation in High Temperatures and Engine Safety

A functional water radiator is crucial, especially during the summer when the cooling system's load significantly increases. It is worth familiarizing yourself with practical tips on cooling system operation in hot weather – you can find them in the guide “Summer Heat vs. Cooling System: Used Radiators and Fans Guarantee Savings”. The knowledge from this material will help you assess the system's condition, select the appropriate coolant, and plan preventive maintenance.

Other BMW Water Radiators

If you are also looking for other BMW water radiators for different models of this brand, check out our dedicated category: BMW water radiators. There you will find a wide selection of cooling system components tailored to various generations and engine versions.

Summary

The BMW E82 E88 E90 E91 135i 335i Engine Radiator Water Cooler 7558480 is a factory-designed cooling system component, suitable for demanding BMW gasoline engines. Its original construction, correct mounting fit, and predictable operating characteristics make it a sensible choice when replacing a worn-out radiator, especially in vehicles driven dynamically and in varied thermal conditions.