Select your vehicle
  1. Home
  2. Audi
  3. Coolant Expansion Tank

Audi Q5 Coolant Expansion Tank Parts
OEM
Audi Engine Coolant Reservoir - Mahle Behr CRT169000S

Audi Engine Coolant Reservoir - Mahle Behr CRT169000S

A4 Quattro, A5 Quattro, Q5, S4, S5, SQ5
Mahle Behr
Available
In Stock
$39.09
QTY
OEM
Audi VW Expansion Tank Cap Gasket - Elring 1H0121687A

Audi VW Expansion Tank Cap Gasket - Elring 1H0121687A

A3, A3 Quattro, Beetle, CC, Eos, Golf, GTI, & more
Elring
2 Ratings
Available
In Stock
$3.49
QTY
Audi Coolant Expansion Tank - Febi Bilstein 8K0121405R

Audi Coolant Expansion Tank - Febi Bilstein 8K0121405R

A5 Quattro, Q5, S5
Febi Bilstein
Available
In Stock
Ships Free
$51.45
QTY
Audi Coolant Expansion Tank - Febi Bilstein 8K0121405S

Audi Coolant Expansion Tank - Febi Bilstein 8K0121405S

A4 Quattro, A5 Quattro, Q5, S4, S5, SQ5
Febi Bilstein
Available
In Stock
Ships Free
$49.69
QTY
Audi Coolant Expansion Tank - Rein 8K0121405Q

Audi Coolant Expansion Tank - Rein 8K0121405Q

A4 Quattro, A5 Quattro, Q5, S4, S5, SQ5
Rein
1 Rating
Available
Ships in 1 business day
Ships Free
$49.25
QTY
Audi Coolant Expansion Tank - Rein 8K0121405P

Audi Coolant Expansion Tank - Rein 8K0121405P

A5 Quattro, Q5, S5
Rein
1 Rating
Available
In Stock
$44.29
QTY
Audi Engine Coolant Reservoir - URO Parts 8K0121405N

Audi Engine Coolant Reservoir - URO Parts 8K0121405N

w/ Heat Shield
A4 Quattro, A5 Quattro, Q5, S4, S5, SQ5
URO Parts
Available
In Stock
$39.19
QTY
Clearance
Audi Porsche Expansion Tank - Meyle 1002230015

Audi Porsche Expansion Tank - Meyle 1002230015

A4, A4 Quattro, A5, A5 Quattro, Macan, Q5
Meyle
Available
In Stock
$47.29 $38.59
QTY
Audi Engine Coolant Expansion Tank - URO Parts 8K0121405M

Audi Engine Coolant Expansion Tank - URO Parts 8K0121405M

Q5
URO Parts
Available
Ships in 3 business days
$35.69
QTY
Audi Porsche Expansion Tank - Rein EPT0153

Audi Porsche Expansion Tank - Rein EPT0153

A4, A4 Quattro, A5 Quattro, Macan, Q5
Rein
2 Ratings
Available
In Stock
$34.89
QTY
Audi VW Expansion Tank Cap Gasket - Vaico 1H0121687A

Audi VW Expansion Tank Cap Gasket - Vaico 1H0121687A

A3, A3 Quattro, A4, A4 Quattro, A5, A6, & more
Vaico
4 Ratings
Available
In Stock
$2.29
QTY
VW Engine Coolant Reservoir Nut - Vaico 811807577C

VW Engine Coolant Reservoir Nut - Vaico 811807577C

R32
Vaico
Available
In Stock
$0.59
QTY
Audi Coolant Reservoir - Genuine Audi 80A121405AQ

Audi Coolant Reservoir - Genuine Audi 80A121405AQ

Q5
Genuine Audi
Available
In Stock
Ships Free
$245.99
QTY
Audi Coolant Expansion Tank - Genuine Audi 8K0121405R

Audi Coolant Expansion Tank - Genuine Audi 8K0121405R

Q5
Genuine Audi
Available
Ships in 3 business days
Ships Free
$183.00
QTY
Audi Engine Coolant Reservoir - Genuine Audi 8K0121405S

Audi Engine Coolant Reservoir - Genuine Audi 8K0121405S

S4, A5 Quattro, A4 Quattro, SQ5, Q5, & more
Genuine Audi
Available
Ships in 3 business days
Ships Free
$181.50
QTY
Audi Engine Coolant Reservoir Bracket - Genuine Audi 80A121260P

Audi Engine Coolant Reservoir Bracket - Genuine Audi 80A121260P

Position 12 in the Diagram
Q5, Q5 PHEV
Genuine Audi
Available
Ships in 7 business days
Ships Free
$152.99
QTY
Audi Engine Coolant Reservoir Bracket - Genuine Audi 80A121239F

Audi Engine Coolant Reservoir Bracket - Genuine Audi 80A121239F

Position 12 in the Diagram
Q5 PHEV, Q5
Genuine Audi
Available
Ships in 3 business days
Ships Free
$143.99
QTY
Audi Engine Coolant Expansion Tank - Genuine Audi 8K0121403AC

Audi Engine Coolant Expansion Tank - Genuine Audi 8K0121403AC

A4, A4 Quattro, A5, A5 Quattro, Q5
Genuine Audi
Available
In Stock
Ships Free
$74.66
QTY
Audi Engine Coolant Reservoir Cap - Genuine Audi 4M0121321Q

Audi Engine Coolant Reservoir Cap - Genuine Audi 4M0121321Q

1.6bar
A4, A4 Quattro, A5 Quattro, A5 Sportback & More
Genuine VW Audi
Available
In Stock
Ships Free
$55.20
QTY
Audi Engine Coolant Reservoir Bracket - Genuine Audi 80A121232AQ

Audi Engine Coolant Reservoir Bracket - Genuine Audi 80A121232AQ

Position 12 in the Diagram
Q5
Genuine Audi
Available
Ships in 5 business days
$41.69
QTY
Audi Engine Coolant Reservoir Bracket - Genuine Audi 80A121232B

Audi Engine Coolant Reservoir Bracket - Genuine Audi 80A121232B

Position 12 in the Diagram
Q5
Genuine Audi
Available
Ships in 3 business days
$25.99
QTY
Audi Engine Coolant Reservoir Cap - Genuine Audi 4M0121321R

Audi Engine Coolant Reservoir Cap - Genuine Audi 4M0121321R

A4 Quattro, A4 Allroad, A5 Quattro, A5 Sportback & More
Genuine Audi
Available
In Stock
$22.29
QTY
Audi VW Expansion Tank Cap Gasket - Genuine VW Audi 1H0121687A

Audi VW Expansion Tank Cap Gasket - Genuine VW Audi 1H0121687A

28.5x3.8 | Factory Genuine VW Expansion Tank Cap Gasket
A3, A3 Quattro, A4, A4 Quattro, A5, A6, & more
Genuine VW Audi
4 Ratings
Available
In Stock
$6.09
QTY
Double Engine Coolant Reservoir Bolt - Genuine VW Audi N91148001

Double Engine Coolant Reservoir Bolt - Genuine VW Audi N91148001

M6x22/M6x14
A4, A4 Quattro
Genuine VW Audi
Available
In Stock
$4.79
QTY
Audi VW Engine Coolant Reservoir Nut - Genuine Audi VW 811807577C

Audi VW Engine Coolant Reservoir Nut - Genuine Audi VW 811807577C

allroad, A6 Quattro, S5, A3 Sportback e-tron, RS7, & more
Genuine VW Audi
Available
In Stock
$2.19
QTY

Get help answering any questions you have

Contact Us
Special offers, news, & promos
© FCP Euro 2026. All rights reserved.  
Version: bf8c440cc : 53a503b7d08d6a1584b68d28b71f3ec1f789121f