BMW G02 X4 M40i B58 3.0L Cooling Expansion Tank Parts

Dress up your engine bay with new coolant expansion tank caps For model years up to 2023

Brand:

ES#:

5388630

Mfg#:

622-0291-BLAK

Replace your old brittle expansion tank - Fits B46 B58 S58 engines

Brand:

ES#:

4618482

Mfg#:

17135A6A030

6% 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
07-21-2026

$178.99 USD

Add to Cart

Free Shipping

on orders $49 and up

Lifetime Replacement

Smaller of the 2 expansion tanks

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
07-21-2026

$160.99 USD

Add to Cart

Free Shipping

Lifetime Replacement

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
07-21-2026

$105.99 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

Brand:

ES#:

4882956

Mfg#:

201-0394-SIL

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

Brand:

ES#:

4882951

Mfg#:

201-0394-BLU

We Price Match - Give Us A Call or Chat!

Brand:

ES#:

4861045

Mfg#:

17135A1BD89

Replace your old brittle expansion tank 2X Entries For Our 25th Anniversary Sweepstakes!

Brand:

ES#:

5470511

Mfg#:

17135A6A030C

Coolant reservoir tank dedicated to the intake charge air cooler system 2X Entries For Our 25th Anniversary Sweepstakes!

Brand:

ES#:

5491333

Mfg#:

171386106612

Coolant reservoir tank dedicated to the intake charge air cooler system 2X Entries For Our 25th Anniversary Sweepstakes!

Brand:

ES#:

5491326

Mfg#:

17138610661

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

Brand:

ES#:

4882996

Mfg#:

201-0393-BLK

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

Brand:

ES#:

4882954

Mfg#:

201-0394-BLK

Dress up your engine bay with new coolant expansion tank caps For model years up to 2023

Brand:

ES#:

5388629

Mfg#:

622-0291-SIL

Keep your BMW’s cooling system performing exactly as intended with this premium replacement coolant expansion tank cap from Febi Bilstein. 2X Entries For Our 25th Anniversary Sweepstakes!

Brand:

ES#:

5491375

Mfg#:

46221