BMW G02 X4 M40i B58 3.0L Cooling Expansion Tank Parts

Dress up your engine bay with new coolant expansion tank caps affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For model years up to 2023

Brand:

ES#:

5388630

Mfg#:

622-0291-BLAK

Replace your old brittle expansion tank - Fits B46 B58 S58 engines affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:

ES#:

4618482

Mfg#:

17135A6A030

7% off MSRP

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

$189.99

This product was last offered at the strikethrough price on
06-05-2026

$176.99 USD

Add to Cart

Free Shipping

on orders $49 and up

Lifetime Replacement

Smaller of the 2 expansion tanks affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:

ES#:

3474959

Mfg#:

17138610661

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
06-05-2026

$159.99 USD

Add to Cart

Free Shipping

Lifetime Replacement

affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:

ES#:

3441908

Mfg#:

34336871185

5% off MSRP

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

$110.99

This product was last offered at the strikethrough price on
06-05-2026

$104.99 USD

Add to Cart

Free Shipping

on orders $49 and up

Lifetime Replacement

Functional and stunningly stylish way to add a nice touch to any engine bay affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:

ES#:

4882956

Mfg#:

201-0394-SIL

Functional and stunningly stylish way to add a nice touch to any engine bay affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:

ES#:

4882951

Mfg#:

201-0394-BLU

Replaces missing or cracked coolant expansion tank. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:

ES#:

5425971

Mfg#:

17135A6A030

Replace your old brittle expansion tank affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:

ES#:

5470511

Mfg#:

17135A6A030C

Functional and stunningly stylish way to add a nice touch to any engine bay! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:

ES#:

4882996

Mfg#:

201-0393-BLK

Functional and stunningly stylish way to add a nice touch to any engine bay affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:

ES#:

4882954

Mfg#:

201-0394-BLK

Dress up your engine bay with new coolant expansion tank caps affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For model years up to 2023

Brand:

ES#:

5388629

Mfg#:

622-0291-SIL

Replace your old and brittle expansion tank. Fits B46 B58 S58 egines affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:

ES#:

4861046

Mfg#:

17135A6A030