Skyward Automotive Products SK603270 Engine Coolant Reservoir

The Skyward Automotive Products SK603270 Engine Coolant Reservoir is a direct-fit replacement coolant recovery tank designed to restore proper cooling system function. This pressurized coolant reservoir is manufactured from durable plastic construction that withstands extreme underhood temperatures and engine vibration while preventing coolant fluid loss.

Key Features:

• OE-equivalent design for seamless installation and precise fit
• Durable plastic construction resists expansion and cracking from temperature fluctuations
• Engineered to match the fit and function of the original equipment part
• Includes integrated mounting points and sensor provisions as equipped
• Stringent validation and quality testing before release

This coolant reservoir serves as a critical component of the engine cooling system, providing expansion capacity for heated coolant and maintaining proper system pressure. The SK603270 cross-references to multiple OEM part numbers including BMW 17117639022, 17137501959, and aftermarket equivalents Dorman 603-270, TechSmart Z49008, and others, making it a versatile replacement option.