The BMW 1 Series Radiator / Expansion Tank Cap is a high-quality replacement designed to maintain proper pressure in the cooling system. By regulating coolant pressure, it prevents overheating, protects radiator hoses, and ensures optimal engine performance.
Suitable for the following BMW 1 Series models:
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E81 (2004–2011) — all petrol & diesel variants
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E82 (2007–2013) — all petrol & diesel variants
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E87 (2004–2011) — all petrol & diesel variants
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E88 (2007–2013) — all petrol & diesel variants
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F20 (2011–2019) — all petrol & diesel variants
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F21 (2012–2019) — all petrol & diesel variants
