BMW Expansion Tank Cap Rein Automotive 17117639020

The BMW Expansion Tank Cap from Rein Automotive, part number CPE0035, is a premium aftermarket solution engineered to maintain optimal cooling system performance. This cap is specified for use on large expansion tanks and is designed for BMW models that require a 1.4 bar pressure rating. It is a direct replacement for OE part number 17117639020.

Key Features:

• Manufactured by Rein Automotive (part number CPE0035)
• Designed for BMW vehicles equipped with a large expansion tank, requiring a 1.4 bar cap
• Aftermarket product; not OEM
• Replaces OE part number 17117639020

Confirmed applications include select 1, 2, and 3 Series BMW models across multiple years and body styles, including E82, E88, F22, F23, F30, F31, F34, E90, E91, E92, and E93 chassis codes.

Ensure vehicle compatibility by cross-referencing your BMW model, year, engine, and body style with catalog specifications. Trust Rein Automotive for consistent quality performance in critical cooling system components.