30 Cooling system parts are listed for the 2025 Audi A5, in 13 part types, covering the 2.0L L4 Turbocharged engine. Each one has a brand, a manufacturer part number and notes that say where it fits.
On the 2025 Audi A5, the cooling system system keeps operating temperature in the narrow band the engine was designed for, from radiator and water pump to thermostat and hoses. Most of the listed parts are Water Pump (9 parts), Intercooler (4 parts) and Radiator (3 parts). The other 10 part types cover the remaining 14 parts.
Every part on this page is matched to the 2.0L L4 Turbocharged — the only engine offered in the 2025 Audi A5.
The most listed brands for 2025 Audi A5 cooling system parts are REIN (5 parts), NISSENS (4 parts) and VALVOLINE (2 parts), plus 17 more brands. Quality grades include Standard Replacement and Economy.
2 parts on this 2025 Audi A5 page carry a "Popular" badge — the source catalog's flag for options frequently chosen for this vehicle — including US MOTOR WORKS US8124 (Water Pump) and GMB 1803050 (Water Pump). Click any part number to see every vehicle that part fits.
Coolant / Antifreeze
Economy
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| VALVOLINE | 719009 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Multi-Vehicle Yellow1 Gallon | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| VALVOLINE | 904683 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | HT-12 Pink1 Gallon | View on Amazon |
This table covers the engine coolants and antifreeze formulations specified for this cooling system. Typical signs include a rising temperature gauge, rusty or sludged coolant, or a heater that blows cold. Use the chemistry named in the notes. Mixing silicate, OAT and HOAT formulas can gel in the radiator.
2 Coolant / Antifreeze parts for the 2025 Audi A5 come from VALVOLINE.
The Economy section lists 1 option from VALVOLINE — the catalog's value-priced group. VALVOLINE 719009 is listed in this group.
In the Standard Replacement grade, VALVOLINE supplies 1 part: built to original-equipment specification. A representative part number is VALVOLINE 904683.
This group includes VALVOLINE 719009 and VALVOLINE 904683.
Coolant Hose / Pipe
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| REIN | CHP0663 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Pipe | View on Amazon |
This table covers the hard pipes and extra hoses in the coolant circuit.
This group shows a single part: REIN CHP0663.
Coolant Reservoir
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| REIN | EPT0281 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | A5 Sportbackwithout Cap | View on Amazon |
| VAICO | V105349 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | A5 SportbackGrade: AM | View on Amazon |
This table covers the overflow / expansion tanks that hold extra coolant.
2 Coolant Reservoir parts are listed for the 2025 Audi A5, from REIN and VAICO.
Listed part numbers: REIN EPT0281 and VAICO V105349.
Coolant Reservoir Cap
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| REIN | CPE0039 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | A5 Quattro | View on Amazon |
This table covers the caps on the overflow / expansion tank. Typical signs include a leak at the neck, a cap that will not hold pressure, or a missing tether. Match the pressure rating or thread in the notes — radiator, reservoir and fuel caps are not interchangeable.
One part is listed for the 2025 Audi A5 — REIN CPE0039.
Intercooler
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GPD | 2711413 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | A5 Sportback | View on Amazon |
| HELLA | 366340871 | 🇺🇸 US | Engine Code DPAA | View on Amazon |
| NISSENS | 961466 | 🇺🇸 US | Engine Code DPAA | View on Amazon |
| TECHPRO | AU3012112 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | A5 Sportback | View on Amazon |
This table covers the intercoolers that cool turbo or supercharger charge air.
4 Intercooler parts for the 2025 Audi A5 come from 4 brands — GPD, HELLA, NISSENS and 1 other brand.
This group includes GPD 2711413, HELLA 366340871 and NISSENS 961466 and the remaining parts above.
Radiator
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| NISSENS | 606573 | 🇺🇸 US | Brazed cooling fins | View on Amazon |
| SPECTRA PREMIUM | CU13665 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | View on Amazon | |
| TYC | 13665 | 🇺🇸 US | PrimaryA5 Sportback | View on Amazon |
This table covers the radiators that dump engine heat to airflow through the core. Typical signs include overheating in traffic, a wet core, or coolant that disappears with no puddle. Replace the cap if it cannot hold the rated pressure, and bleed the system after the swap.
3 Radiator parts for the 2025 Audi A5 come from 3 brands — NISSENS, SPECTRA PREMIUM and TYC.
Listed part numbers: NISSENS 606573, SPECTRA PREMIUM CU13665 and TYC 13665.
Radiator Fan Shroud
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| SKP | SK621318 | 🇺🇸 US | A5 Sportback | View on Amazon |
This table covers the shrouds that duct air through the fan and radiator.
This group shows a single part: SKP SK621318.
Radiator Insulator Sleeve
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| REIN | AVM0730 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | A5 Quattro or A5 Sportback | View on Amazon |
This table covers the Radiator Insulator sleeves.
One part is listed for the 2025 Audi A5 — REIN AVM0730.
Radiator Mount
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| REIN | AVM0729 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | UpperA5 Quattro or A5 Sportback | View on Amazon |
This table covers the Radiator mounts. Typical signs include a clunk on takeoff, a vibration at idle, or a separated rubber insert. Support the powertrain before unbolting a mount, and torque the fasteners in the notes.
One part is listed for the 2025 Audi A5 — REIN AVM0729.
Temperature Sender / Sensor
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| NISSENS | 207067 | 🇺🇸 US | A5 Sportbackconnector Oval, install method: bolted connection | View on Amazon |
| STANDARD MOTOR PRODUCTS | TX275 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Attachment Method: Bolt On | View on Amazon |
This table covers the senders that report coolant temperature to the gauge or ECU. Typical signs include a gauge that sits on empty or overheat, or a lamp that does not match what the engine is doing. Rule out the cluster and the wiring before replacing the sender.
2 Temperature Sender / Sensor parts for the 2025 Audi A5 come from 2 brands — NISSENS and STANDARD MOTOR PRODUCTS.
Listed part numbers: NISSENS 207067 and STANDARD MOTOR PRODUCTS TX275.
Thermostat / Thermostat Housing / Water Outlet Seal
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| MAHLE / CLEVITE | 72622 | 🇺🇸 US | Engine Code DMSAOutlet Flange O-Ring 3mm X 32mm | View on Amazon |
| MAHLE / CLEVITE | C33480 | 🇺🇸 US 🇨🇦 CA | Molded Rubber | View on Amazon |
This table covers the seals at the thermostat housing and water outlet. Typical signs include a wet housing, a drip after sitting, or fluid flung off a rotating shaft. Fix the surface the seal rides on. A new seal on a grooved shaft will leak again.
2 Thermostat / Thermostat Housing / Water Outlet Seal parts for the 2025 Audi A5 come from MAHLE / CLEVITE.
Listed part numbers: MAHLE / CLEVITE 72622 and MAHLE / CLEVITE C33480.
Thermostat Housing / Water Outlet
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| MOTORAD | CH3116 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | A5 SportbackWater Outlet | View on Amazon |
This table covers the housings and outlets the thermostat sits in.
One part is listed for the 2025 Audi A5 — MOTORAD CH3116.
Water Pump
Economy
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| US MOTOR WORKS Popular | US8124 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Fits A5 Quattroor A5 Sportback | View on Amazon |
| BECK/ARNLEY | 1312517 | 🇺🇸 US 🇨🇦 CA | Resin Impeller | View on Amazon |
| BECK/ARNLEY | 1312562 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | A5 SportbackAuxiliary | View on Amazon |
| FVP | US8124 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | A5 Sportback | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GMB Popular | 1803050 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | A5 Quattro or A5 SportbackPrimary Pump | View on Amazon |
| GATES | 41592E | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Electric | View on Amazon |
| NISSENS | 832172 | 🇺🇸 US | A5 SportbackAuxiliary | View on Amazon |
| PIERBURG | 707152290 | 🇺🇸 US | Includes GasketMechanical | View on Amazon |
| SALERI | PA1532 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | MechanicalNon-switchable water pump | View on Amazon |
This table covers the pumps that circulate coolant through the block and radiator. Typical signs include coolant at the weep hole, pulley play, or a growl from the front of the engine. Replace the thermostat and refill with the specified coolant whenever the pump comes off.
9 Water Pump parts are listed for the 2025 Audi A5, from BECK/ARNLEY, US MOTOR WORKS, FVP and 5 other brands. US MOTOR WORKS US8124 carries the "Popular" badge.
Economy: 4 parts, from BECK/ARNLEY, US MOTOR WORKS and FVP. A representative part number is US MOTOR WORKS US8124.
The Standard Replacement section: 5 options from GMB, GATES, NISSENS and 2 other brands. GMB 1803050 is listed in this group.
This group includes US MOTOR WORKS US8124, BECK/ARNLEY 1312517 and BECK/ARNLEY 1312562 and the remaining parts above.
Buying Cooling System Parts for a 2025 Audi A5
On this vehicle, the cooling system system keeps operating temperature in the narrow band the engine was designed for, from radiator and water pump to thermostat and hoses.
- Confirm you have the 2.0L L4 Turbocharged engine — every part on this page is matched to it.
- Read the notes on each row for position, trim and spec qualifiers before you order.
- Where labor overlaps, replace the thermostat and refill with fresh coolant whenever you change a water pump or radiator; original hoses on an older vehicle are on borrowed time.
- Cross-reference the manufacturer part number against your old part or a service-manual listing.
Start with the largest groups on this page: Water Pump and Intercooler .
Frequently Asked Questions
How many cooling system parts fit the 2025 Audi A5?
Our catalog currently lists 30 cooling system parts for the 2025 Audi A5 across 13 subcategories and 20 brands, covering the 2.0L L4 Turbocharged engine. Each part is matched to the engine(s) it fits.
What are the signs of cooling system problems on a 2025 Audi A5?
Common symptoms include a rising temperature gauge in traffic, sweet-smelling steam, crusty deposits around hose clamps, or a heater that blows cold. If you notice any of these, identify the affected subcategory above and cross-reference the part numbers listed.
What should I replace at the same time?
Where labor overlaps, replace the thermostat and refill with fresh coolant whenever you change a water pump or radiator; original hoses on an older vehicle are on borrowed time.
What do the market flags (US, CA, MX) on each part mean?
They show the market for which the manufacturer published application data for that part — where the vehicle was first sold, not where the part was made. If your 2025 Audi A5 was originally sold in the US, the safest choice is a part marked for the US market.
How do I make sure a part fits my 2025 Audi A5?
Every part on this page is matched to the 2.0L L4 Turbocharged engine. Then replace coolant with the exact specification the manufacturer calls for — mixing chemistries can gel and block small passages. The notes column carries position and trim qualifiers where they apply.
Other Parts for the 2025 Audi A5
Cooling System Parts for Other Audi A5 Years
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