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BMW G20 330i Cooling Expansion Tank Parts

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Replacement plastic coolant reservoir for the low temp circuit that cools your intercooler For models with the later Gen3 engines only (B58N & B48P) - Not for use with the early Gen3 engines (B58D & B46D/X)

Brand:
Genuine BMW - Corporate Logo
ES#:
4757672
Mfg#:
17135A270D3
Ships in 5 Business Days
6% off MSRP

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$170.99

This product was last offered at the strikethrough price on
07-16-2026

$160.99 USD
Free Shipping
on orders $49 and up
ES#4882954 - 201-0394-BLK - Black Auxiliary Coolant Reservoir Cap - Functional and stunningly stylish way to add a nice touch to any engine bay - Precision Raceworks - BMW

Functional and stunningly stylish way to add a nice touch to any engine bay

Brand:
Precision Raceworks - Corporate Logo
ES#:
4882954
Mfg#:
201-0394-BLK
Ships in 9 Business Days
$99.99

This product was last offered at the strikethrough price on
01-22-2026

$94.99 USD
Free Shipping
on orders $49 and up
ES#5470478 - 17138610652 - EXPANSION TANK - Whether youre under the hood for a weekend project or keeping a high-performance engine in peak shape, the last thing you want to worry about is a brittle cooling system. Thats where the Rein Automotive Expansion Tank - Rein - BMW

Whether you’re under the hood for a weekend project or keeping a high-performance engine in peak shape, the last thing you want to worry about is a brittle cooling system. That’s where the Rein Automotive Expansion Tank 2X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Rein - Corporate Logo
ES#:
5470478
Mfg#:
17138610652
Back Ordered
$119.99 USD
This product is lifetime replacement eligible Lifetime Replacement

More About Cooling Expansion Tank Parts

A common source of overheating problems is a broken or leaking coolant expansion tank. Replace it with an OEM coolant expansion tank or quality aftermarket expansion tank to prevent future woes.

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