This page lists 24 cooling system parts for the 2026 Audi Q7, across 11 part types, covering all 3 engine options (2.0L L4 Turbocharged, 3.0L V6 ELECTRIC/GAS Turbocharged and 3.0L V6 Turbocharged). Every part shows its brand, manufacturer part number and fitment notes.
On the 2026 Audi Q7, 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), Coolant / Antifreeze (4 parts) and Coolant Reservoir Cap (2 parts). The other 8 part types cover the remaining 9 parts.
The 2026 Audi Q7 was sold with 3 engines. 6 parts fit every engine; the other 18 are engine-specific. Each part shows which engine(s) it fits.
12 brands supply cooling system parts for the 2026 Audi Q7, led by REIN (7 parts), HELLA (3 parts) and VALVOLINE (2 parts), plus 9 more brands. Quality grades include Standard Replacement, Economy and Heavy Duty.
A "Popular" badge means the source catalog flagged the part as frequently chosen for the 2026 Audi Q7. 2 parts have it, including GATES 41568E (Water Pump) and GATES 41606E (Water Pump). Each part number opens a page with every vehicle that part fits.
Coolant / Antifreeze
Economy
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| VALVOLINE Fits: 2.0L L4 Turbocharged | 719009 | 🇺🇸 US 🇨🇦 CA | Multi-Vehicle Yellow1 Gallon | View on Amazon |
Heavy Duty
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| PRESTONE Fits: all 2026 Q7 engines | AFC12100 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Command Nitrite Free Extended Life CoolantYellow Nitrite Free OAT | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| VALVOLINE Fits: all 2026 Q7 engines | 904683 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | HT-12 Pink1 Gallon | View on Amazon |
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| PRESTONE Fits: all 2026 Q7 engines | 78065 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Heavy Duty | 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.
4 Coolant / Antifreeze parts are listed for the 2026 Audi Q7, from VALVOLINE and PRESTONE. 3 parts fit every engine; the other 1 is engine-specific.
In the Economy grade, VALVOLINE supplies 1 part: the catalog's value-priced group. A representative part number is VALVOLINE 719009.
The Heavy Duty section lists 1 option from PRESTONE — rated for severe service. PRESTONE AFC12100 is listed in this group.
The Standard Replacement section lists 1 option from VALVOLINE — built to original-equipment specification. VALVOLINE 904683 is listed in this group.
1 ungrouped part is not assigned to a grade, with the same engine-level match.
Part numbers include VALVOLINE 719009, PRESTONE AFC12100 and VALVOLINE 904683, among others listed above.
Coolant Hose / Pipe
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| REIN Fits: 2.0L L4 Turbocharged | CHP0663 | 🇺🇸 US 🇨🇦 CA | Pipe | View on Amazon |
This table covers the hard pipes and extra hoses in the coolant circuit.
One part is listed for the 2026 Audi Q7 — REIN CHP0663.
Coolant Hose Connector / Flange
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| REIN Fits: 2.0L L4 Turbocharged | CHC0744 | 🇺🇸 US 🇨🇦 CA | Radiator Hose (Lower) To Heater Control Valve Hose | View on Amazon |
This table covers the Coolant Hose Connector flanges.
One part is listed for the 2026 Audi Q7 — REIN CHC0744.
Coolant Reservoir
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| REIN Fits: 2.0L L4 Turbocharged | EPT0283 | 🇺🇸 US 🇨🇦 CA | without CAP | View on Amazon |
This table covers the overflow / expansion tanks that hold extra coolant.
This group shows a single part: REIN EPT0283.
Coolant Reservoir Cap
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| CALORSTAT Fits: 3.0L V6 Turbocharged | RC0162 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Maximum Pressure Rating: 23.0 PS | View on Amazon |
| MOTORAD Fits: all 2026 Q7 engines | T111 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Standard | 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.
2 Coolant Reservoir Cap parts for the 2026 Audi Q7 come from 2 brands — CALORSTAT and MOTORAD. 1 part fits every engine; the other 1 is engine-specific.
Listed part numbers: CALORSTAT RC0162 and MOTORAD T111.
Intercooler
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| TYC Fits: 3.0L V6 ELECTRIC/GAS Turbocharged, 3.0L V6 Turbocharged | 18135 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Left Side | View on Amazon |
This table covers the intercoolers that cool turbo or supercharger charge air.
One part is listed for the 2026 Audi Q7 — TYC 18135.
Radiator Insulator Sleeve
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| REIN Fits: all 2026 Q7 engines | AVM0730 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | View on Amazon |
This table covers the Radiator Insulator sleeves.
This group shows a single part: REIN AVM0730.
Radiator Mount
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| REIN Fits: all 2026 Q7 engines | AVM0729 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Upper | 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.
This group shows a single part: REIN AVM0729.
Temperature Sender / Sensor
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| HELLA Fits: 2.0L L4 Turbocharged | 009309331 | 🇺🇸 US | 2-Pin ConnectorPlugged | View on Amazon |
| HOLSTEIN Fits: 3.0L V6 ELECTRIC/GAS Turbocharged, 3.0L V6 Turbocharged | 2CTS0163 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Lower | 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 are listed for the 2026 Audi Q7, from HELLA and HOLSTEIN.
Listed part numbers: HELLA 009309331 and HOLSTEIN 2CTS0163.
Thermostat / Thermostat Housing / Water Outlet Seal
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| MAHLE / CLEVITE Fits: 2.0L L4 Turbocharged | 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.
One part is listed for the 2026 Audi Q7 — MAHLE / CLEVITE C33480.
Water Pump
Economy
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| REIN Fits: 2.0L L4 Turbocharged, 3.0L V6 Turbocharged | WPA0541 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Fits HeaterAuxiliaryor From Oil Cooler | View on Amazon |
| REIN Fits: 3.0L V6 Turbocharged | WPA0555 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | HeaterAuxiliary | View on Amazon |
| US MOTOR WORKS Fits: 2.0L L4 Turbocharged | US8124 | 🇺🇸 US | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GATES Popular Fits: 3.0L V6 Turbocharged | 41568E | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Electric | View on Amazon |
| GATES Popular Fits: 3.0L V6 Turbocharged | 41606E | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Electric | View on Amazon |
| SALERI Fits: 2.0L L4 Turbocharged | PA1532 | 🇺🇸 US 🇨🇦 CA | MechanicalNon-switchable water pump | View on Amazon |
| SALERI Fits: 3.0L V6 Turbocharged | PE1620 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Electric | View on Amazon |
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| HELLA Fits: 2.0L L4 Turbocharged, 3.0L V6 Turbocharged | 358304701 | 🇺🇸 US | Fits Premium or Premium PlusATF Cooling | View on Amazon |
| HELLA Fits: 3.0L V6 Turbocharged | 358304711 | 🇺🇸 US | HVAC SystemAuxiliary | 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 for the 2026 Audi Q7 come from 5 brands — REIN, GATES, SALERI and 2 other brands. The "Popular" part is GATES 41568E.
The Economy section: 3 options from REIN and US MOTOR WORKS. REIN WPA0541 is listed in this group.
Standard Replacement: 4 parts, from GATES and SALERI. A representative part number is GATES 41568E.
2 further parts sit outside the graded sections, with the same engine-level match.
This group includes GATES 41568E, REIN WPA0541 and REIN WPA0555 and the remaining parts above.
Buying Cooling System Parts for a 2026 Audi Q7
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.
- Match the engine first. Some cooling system parts fit every engine; others are engine-specific. Each row shows which engine(s) it fits.
- 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 Coolant / Antifreeze .
Frequently Asked Questions
How many cooling system parts fit the 2026 Audi Q7?
Our catalog currently lists 24 cooling system parts for the 2026 Audi Q7 across 11 subcategories and 12 brands, covering all 3 engine options (2.0L L4 Turbocharged, 3.0L V6 ELECTRIC/GAS Turbocharged and 3.0L V6 Turbocharged). Each part is matched to the engine(s) it fits.
Do cooling system parts differ between 2026 Audi Q7 engines?
Some do. 6 parts fit every engine; the other 18 are engine-specific. Each row (and the filter at the top) shows which. If you're unsure which engine you have, check the emissions label under the hood or the 8th character of your VIN.
What are the signs of cooling system problems on a 2026 Audi Q7?
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 2026 Audi Q7 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 2026 Audi Q7?
First match the engine — each row shows which engine(s) the part fits. 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 2026 Audi Q7
Cooling System Parts for Other Audi Q7 Years
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