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URO BMW Coolant & Radiator Hoses for BMW E21 320i M10 1.8L

We offer replacement hoses from several OE brands that we trust, along with performance silicone upgrades for those who want increased wear resistance compared to factory rubber.

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Expansion Tank Hose

2X Entries Into Our F80 M3 Sweepstakes

T#:50066848

Part#: 17121712736

In Stock

$ 12.79

This product was last offered at the strikethrough price on
08-31-2026

$ 10.99 USD

Limited Qty Sale

Add to Wish List

Qty

$ 12.79

This product was last offered at the strikethrough price on
08-31-2026

$ 10.99 USD

Limited Qty Sale

Add to Wish List

Coolant overflow hose designed to route excess coolant to and from the expansion tank, helping regulate system pressure and maintain proper coolant levels. Manufactured for correct fit and flow, it ensures reliable expansion tank operation and leak-free performance.

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