Audi A4 Cooling / Heating / Climate Parts

Coolant Pipe / Tube / Line

$22.99

Fits 2005–2009 Audi A4

OEM: 06D121085C

Used

Coolant Pipe / Tube / Line

Starting at $11.49

Fits 2009–2017 Audi

OEM: 06H121065D

Used

Coolant Pipe / Tube / Line

Starting at $13.99

Fits 2009–2017 Audi

OEM: 06H121085H

Used

Coolant Pump Union / Connector

Starting at $6.99

Fits 2011–2026 Audi, Porsche + more

OEM: 06L121131 Porsche: 95812113100

Used

Coolant Reservoir / Bottle / Tank Cap

$27.99

Fits 2017–2025 Audi & Porsche

OEM: 4M0121321K Porsche: PAB12132100

Used

Coolant Reservoir / Tank / Bottle

$35.49

Fits 2011–2018 Audi & Porsche

OEM: 8K0121403Q

Used

Coolant Reservoir / Tank / Bottle

$49.99

Fits 1998–2005 Audi & Volkswagen

OEM: 8D0121403L

Used

Coolant Reservoir / Tank / Bottle

Starting at $28.49

Fits 2011–2018 Audi & Porsche

OEM: 8K0121403H

Used

Coolant Reservoir / Tank / Bottle

$31.99

Fits 2008–2017 Audi

OEM: 8K0121405M

Used

Coolant Reservoir / Tank / Bottle Cap

$19.99

Fits 2017–2021 Audi & Porsche

OEM: 4M0121321J

Used

Coolant Reservoir / Tank / Bottle Cap

$6.49

Fits 1996–2016 Audi, Porsche + more

OEM: 1J0121321B Porsche: 95510644720

Used

Coolant Reservoir / Tank / Bottle Cap

$6.68

Fits 2002–2011 Audi

OEM: 8E0121321

Used

Coolant Reservoir / Tank / Bottle Cap

$7.99

Fits 1998–2024 Audi, Porsche + more

OEM: 3B0121321

Used

Coolant Reservoir / Tank Bracket

$13.71

Fits 2017–2025 Audi A4 / A4 allroad / A5

OEM: 8W0121232L

Used

Coolant Reservoir Breather Hose

$15.49

Fits 2016–2024 Audi & Porsche

OEM: 06L121081K

Used

Coolant Reservoir Breather Hose / Line

$8.49

Fits 2017–2025 Audi A4 / A5

OEM: 8W0121081EE

Used

Coolant Reservoir Breather Hose / Line

Starting at $14.99

Fits 2017–2026 Audi & Porsche

OEM: 06L121081AF

Used

Coolant Reservoir Breather Hose / Line

$46.49

Fits 2016–2024 Audi & Porsche

OEM: 06L121081K Porsche: 95812108110

Used

Coolant Reservoir Breather Hose Line Assembly

$59.99

Fits 2016–2024 Audi & Porsche

OEM: 06L121081K

Used

Coolant Reservoir Hose / Line

$39.99

Fits 2017–2025 Audi A4 / A4 allroad / A5

OEM: 8W0121081ED

Used

Coolant Reservoir Tank Hose / Line

$29.99

Fits 1998–2005 Audi & Volkswagen

OEM: 8D0121109N

Used

Coolant Temperature / Temp Sensor

Starting at $16.99

Fits 2010–2026 Audi, Porsche + more

OEM: 079919523B Porsche: 95860662320

Used

Coolant Thermostat w/ Housing

$14.99

Fits 2005–2009 Audi A4

OEM: 06D121111G

Used

Coolant T-Piece Adapter

Starting at $5.99

Fits 1993–2024 Audi & Volkswagen

OEM: N90760601

Used