Select your vehicle

  1. Home
  2. BMW
  3. Coolant Expansion Tank

BMW 330i Coolant Expansion Tank Parts
BMW Expansion Tank Kit - Genuine BMW E46EXPANKIT

BMW Expansion Tank Kit - Genuine BMW E46EXPANKIT

323Ci, 323i, 325Ci, 325i, 325xi, 328Ci, 328i, & more
Genuine BMW
25 Ratings
Available
In Stock
Ships Free
$264.15
OE
BMW Expansion Tank Cap - Rein 17117639020

BMW Expansion Tank Cap - Rein 17117639020

1.4 bar
128i, 135i, 135is, 228i, 228i xDrive, 320i, & more
Rein
13 Ratings
Available
In Stock
$17.39
OE
BMW Expansion Tank Cap - Mahle Behr 17117639022

BMW Expansion Tank Cap - Mahle Behr 17117639022

318i, 318is, 318ti, 323Ci, 323i, 323is, 325Ci, & more
Mahle Behr
51 Ratings
Available
In Stock
$14.69
OE
BMW Expansion Tank Cap - Rein 17117639022

BMW Expansion Tank Cap - Rein 17117639022

318i, 318is, 318ti, 323Ci, 323i, 323is, 325Ci, & more
Rein
44 Ratings
Available
In Stock
$13.15
BMW Brass Coolant Bleeder Screw - URO Parts 17111712788

BMW Brass Coolant Bleeder Screw - URO Parts 17111712788

Replacement brass coolant bleeder screw w/ o-ring
318i, 318is, 318ti, 323Ci, 323i, 323is, 325Ci, & more
URO Parts
69 Ratings
Available
In Stock
$4.99
BMW Engine Coolant Expansion Tank - Meyle 17138677649

BMW Engine Coolant Expansion Tank - Meyle 17138677649

For engine cooling circuit (high temp system)
330i, 440i Gran Coupe, 340i, M240i xDrive, & more
Meyle
1 Rating
Available
In Stock
Ships Free
$142.99
BMW Engine Coolant Expansion Tank - Rein 17138677649

BMW Engine Coolant Expansion Tank - Rein 17138677649

For engine cooling circuit (high temp system)
330i, 340i, M240i, 440i xDrive, 430i Gran Coupe, & more
Rein
Available
In Stock
Ships Free
$113.21
Clearance
BMW Secondary Coolant Reservoir - Febi 17138610653

BMW Secondary Coolant Reservoir - Febi 17138610653

Expansion tank for the low-temp/ intercooler circuit
330i, 430i, M340i, M440i, & more
Febi Bilstein
Available
In Stock
Ships Free
$103.99 $93.59
BMW Expansion Tank - Febi Bilstein 17137640514

BMW Expansion Tank - Febi Bilstein 17137640514

1 Series M, 128i, 135i, 325i, 325xi, 328i, & more
Febi Bilstein
5 Ratings
Available
In Stock
Ships Free
$76.18
BMW Expansion Tank Retainer - Febi 46133

BMW Expansion Tank Retainer - Febi 46133

323Ci, 323i, 325Ci, 325i, 325xi, 328Ci, 328i, & more
Febi Bilstein
Available
Ships in 2-3 weeks
Ships Free
$72.99
BMW Expansion Tank - Rein 17137640514

BMW Expansion Tank - Rein 17137640514

1 Series M, 128i, 135i, 325i, 325xi, 328i, & more
Rein
11 Ratings
Available
In Stock
Ships Free
$70.55
BMW Expansion Tank Retainer - Febi Bilstein 17111436251

BMW Expansion Tank Retainer - Febi Bilstein 17111436251

323Ci, 323i, 325Ci, 325i, 325xi, 328Ci, 328i, & more
Febi Bilstein
1 Rating
Available
In Stock
Ships Free
$61.99
BMW Expansion Tank Retainer - Rein 17111436251

BMW Expansion Tank Retainer - Rein 17111436251

323Ci, 323i, 325Ci, 325i, 325xi, 328Ci, 328i, & more
Rein
12 Ratings
Available
In Stock
Ships Free
$60.58
BMW Engine Coolant Expansion Tank - Nissens 17117573781

BMW Engine Coolant Expansion Tank - Nissens 17117573781

323Ci, 323i, 325Ci, 325i, 325xi, 328Ci, 328i, & more
Nissens
14 Ratings
Available
In Stock
Ships Free
$58.99
BMW Expansion Tank Retainer - Rein 17111436250

BMW Expansion Tank Retainer - Rein 17111436250

323Ci, 323i, 325Ci, 325i, 325xi, 328Ci, 328i, & more
Rein
10 Ratings
Available
In Stock
Ships Free
$56.24
BMW Expansion Tank - Rein 17117573781

BMW Expansion Tank - Rein 17117573781

323Ci, 323i, 325Ci, 325i, 325xi, 328Ci, 328i, & more
Rein
83 Ratings
Available
In Stock
$42.74
BMW MINI Engine Coolant Reservoir Cap - Febi Bilstein 17135A1BD89

BMW MINI Engine Coolant Reservoir Cap - Febi Bilstein 17135A1BD89

550i, 550i GT, 550i GT xDrive, 550i xDrive, 650i, & more
Febi Bilstein
3 Ratings
Available
In Stock
$9.59
BMW Engine Coolant Reservoir Clamp - URO Parts 17111707777

BMW Engine Coolant Reservoir Clamp - URO Parts 17111707777

323Ci, 323i, 325Ci, 325i, 325xi, 328Ci, 328i, & more
URO Parts
Available
In Stock
$6.89
MAP
BMW Aluminum Coolant Expansion Tank - Moroso 63851

BMW Aluminum Coolant Expansion Tank - Moroso 63851

325i, 330i, 128i, 335xi, 135i, & more
Moroso
Available
In Stock
Ships Free
$448.99
MAP
BMW MINI Billet Engine Coolant Expansion Tank Cap - MMR Performance MMR03-1503

BMW MINI Billet Engine Coolant Expansion Tank Cap - MMR Performance MMR03-1503

Manufactured from T6061 billet aluminum and finished in a deep black anodized finish
750Li, Alpina B6 xDrive Gran Coupe, M6 Gran Coupe, & more
MMR Performance
Available
In Stock
Ships Free
$127.70
BMW Engine Coolant Expansion Tank - Genuine BMW 17138610652

BMW Engine Coolant Expansion Tank - Genuine BMW 17138610652

Z4, 430i, M3, 430i Gran Coupe, 330i, & more
Genuine BMW
Available
In Stock
Ships Free
$187.99
BMW Engine Coolant Expansion Tank - Genuine BMW 17138677649

BMW Engine Coolant Expansion Tank - Genuine BMW 17138677649

For engine cooling circuit (high temp system)
430i xDrive Gran Coupe, 440i xDrive, 330i xDrive, & more
Genuine BMW
Available
In Stock
Ships Free
$180.53
BMW Expansion Tank - Genuine BMW 17137640514

BMW Expansion Tank - Genuine BMW 17137640514

1 Series M, 128i, 135i, 325i, 325xi, 328i, & more
Genuine BMW
25 Ratings
Available
In Stock
Ships Free
$180.53
BMW Engine Coolant Expansion Tank - Genuine BMW 17117573781

BMW Engine Coolant Expansion Tank - Genuine BMW 17117573781

323Ci, 323i, 325Ci, 325i, 325xi, 328Ci, 328i, & more
Genuine BMW
11 Ratings
Available
In Stock
Ships Free
$172.37
BMW Expansion Tank Retainer - Genuine BMW 17111436250

BMW Expansion Tank Retainer - Genuine BMW 17111436250

323Ci, 323i, 325Ci, 325i, 325xi, 328Ci, 328i, & more
Genuine BMW
8 Ratings
Available
In Stock
Ships Free
$138.29