2015 Audi A5 Cooling System Parts

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. Read more

17 Coolant / Antifreeze parts are listed for the 2015 Audi A5, from PRESTONE, PEAK, VALVOLINE and 3 other brands. FVP MV5050GAL carries the "Popular" badge.

The Compatible With All Colors section lists 1 option from PRESTONE — grouped under the catalog's "Compatible With All Colors" designation — the notes column spells out what sets them apart. PRESTONE AF3055 is listed in this group.

In the Economy grade, FVP, PRESTONE, PEAK and 1 other brand supply 4 parts: the catalog's value-priced group. A representative part number is FVP MV5050GAL.

The Premium section lists 5 options from PRESTONE and PEAK — a step above OE specification in materials, tolerances or warranty terms. PRESTONE AF2100 is listed in this group.

The Standard Replacement section lists 7 options from PENTOSIN, VALVOLINE, AISIN and 1 other brand — built to original-equipment specification. VALVOLINE 861399 is listed in this group.

This table covers the hard pipes and extra hoses in the coolant circuit. Read more

7 Coolant Hose / Pipe parts are listed for the 2015 Audi A5, from REIN, ÜRO PARTS, GATES and 1 other brand. REIN CHC0712 carries the "Popular" badge.

Listed part numbers: REIN CHC0712, ÜRO PARTS 06H121131CPRM and GATES 52461, plus the other parts above.

This table covers the seals at the Coolant Hose / Pipe. 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. Read more

7 Coolant Hose / Pipe Seal parts for the 2015 Audi A5 come from 6 brands — ELRING, MAHLE / CLEVITE, VICTOR REINZ and 3 other brands. The "Popular" part is MAHLE / CLEVITE C32208.

Part numbers include MAHLE / CLEVITE C32208, VICTOR REINZ 411047900 and AJUSA 16098500, among others listed above.

This table covers the Coolant Hose Connector flanges. Read more

13 Coolant Hose Connector / Flange parts are listed for the 2015 Audi A5, from MOTORAD, DORMAN, ÜRO PARTS and 3 other brands. DORMAN 902714 carries the "Popular" badge.

Economy: 6 parts, from DORMAN, ÜRO PARTS and SKP. A representative part number is DORMAN 902714.

The Standard Replacement section: 7 options from MOTORAD, REIN and VAICO. MOTORAD CH8714 is listed in this group.

This table covers the seals at the Coolant Hose Connector / Flange. 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. Read more

2 Coolant Hose Connector / Flange Seal parts for the 2015 Audi A5 come from ELRING.

Listed part numbers: ELRING 332740 and ELRING 234230.

This table covers the Coolant Hose Flange plugs. Typical signs include a leak at the drain or glow-plug hole, or a plug that has rounded off. Replace the crush washer and torque to the spec in the notes. Read more

One part is listed for the 2015 Audi A5 — ÜRO PARTS 357121140.

This table covers the overflow / expansion tanks that hold extra coolant. Read more

7 Coolant Reservoir parts for the 2015 Audi A5 come from 6 brands — REIN, SKP, GPD and 3 other brands. The "Popular" part is REIN EPK0153.

Part numbers include REIN EPK0153, SKP SKEPT0153 and GPD 2411276, among others listed above.

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. Read more

6 Coolant Reservoir Cap parts for the 2015 Audi A5 come from 6 brands — GATES, MOTORAD, CALORSTAT and 3 other brands. The "Popular" part is GATES 31529.

Part numbers include GATES 31529, MOTORAD T49 and CALORSTAT RC0011, among others listed above.

This table covers the Cooling Fan control modules. Read more

5 Cooling Fan Control Module parts for the 2015 Audi A5 come from 4 brands — VNE, VEMO, GATES and 1 other brand. The "Popular" part is VEMO V10790027.

Listed part numbers: VEMO V10790027, GATES FCM157 and ÜRO PARTS 8K0959501G, plus the other parts above.

This table covers the adapters used to pressure-test this cooling system. Read more

4 Cooling System Tester Adapter parts are listed for the 2015 Audi A5, from GATES and MOTORAD.

This group includes GATES 31433, GATES 31434 and MOTORAD 3036 and the remaining parts above.

This table covers the intercoolers that cool turbo or supercharger charge air. Read more

9 Intercooler parts are listed for the 2015 Audi A5, from NISSENS, TYC, AGILITY and 6 other brands. NISSENS 96567 carries the "Popular" badge.

This group includes NISSENS 96567, TYC 18018 and AGILITY 5010024 and the remaining parts above.

This table covers the Intercooler Air Hose pipes. Read more

9 Intercooler Air Hose / Pipe parts are listed for the 2015 Audi A5, from VAICO, GATES and REIN. REIN TCH0322 carries the "Popular" badge.

This group includes REIN TCH0322, REIN TCH0323 and GATES 26547 and the remaining parts above.

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. Read more

15 Radiator parts are listed for the 2015 Audi A5, from MAHLE / CLEVITE, VEMO, NISSENS and 8 other brands. CSF 3518 carries the "Popular" badge.

Economy: 3 parts, from VEMO and GPD. A representative part number is GPD 13188C.

The Standard Replacement section: 12 options from MAHLE / CLEVITE, NISSENS, CSF and 6 other brands. CSF 3518 is listed in this group.

This table covers the fan assemblies (and clutches, where listed) that pull air through the radiator. Read more

17 Radiator Fan Assembly parts for the 2015 Audi A5 come from 11 brands — SKP, MAHLE / CLEVITE, NISSENS and 8 other brands. The "Popular" part is SKP SK620839.

The Economy section: 4 options from SKP and GPD. SKP SK620839 is listed in this group.

Standard Replacement: 12 parts, from MAHLE / CLEVITE, NISSENS, VALEO and 5 other brands. A representative part number is TYC 622940.

1 further part sits outside the graded sections, with the same engine-level match.

This table covers the upper, lower and connecting hoses between radiator, engine and reservoir. Typical signs include swelling, cracks, a soft spot, or a leak at a clamp. Replace adjacent aged hoses while the system is drained — they share the same heat cycle. Read more

11 Radiator Hose parts for the 2015 Audi A5 come from 5 brands — GATES, REIN, DAYCO and 2 other brands. The "Popular" part is DAYCO 72313.

This table covers the Radiator insulators. Read more

3 Radiator Insulator parts for the 2015 Audi A5 come from VNE.

This group includes VNE 41000034, VNE 41000078 and VNE 41000079.

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. Read more

2 Radiator Mount parts for the 2015 Audi A5 come from REIN.

This group includes REIN AVM0716 and REIN AVM0702.

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. Read more

17 Temperature Sender / Sensor parts are listed for the 2015 Audi A5, from STANDARD MOTOR PRODUCTS, ÜRO PARTS, GPD and 13 other brands. STANDARD MOTOR PRODUCTS TS608T carries the "Popular" badge.

Economy: 7 parts, from STANDARD MOTOR PRODUCTS, ÜRO PARTS, GPD and 4 other brands. A representative part number is STANDARD MOTOR PRODUCTS TS608T.

The Standard Replacement section: 10 options from BECK/ARNLEY, STANDARD MOTOR PRODUCTS, DELPHI and 7 other brands. BECK/ARNLEY 1580784 is listed in this group.

This table covers the thermostats that open the coolant circuit at the specified temperature. Typical signs include slow warm-up, a gauge that climbs in traffic, or heat that never quite arrives. Replace the housing gasket with the thermostat and bleed the system so a trapped air pocket does not cook the new part. Read more

31 Thermostat parts for the 2015 Audi A5 come from 10 brands — FACET, GATES, VEMO and 7 other brands. The "Popular" part is FACET 78743K. Economy and Standard Replacement are all represented, and Standard Replacement alone accounts for 22 parts.

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. Read more

16 Thermostat / Thermostat Housing / Water Outlet Seal parts are listed for the 2015 Audi A5, from ELRING, FEL-PRO, MAHLE / CLEVITE and 6 other brands. ELRING 761109 carries the "Popular" badge.

This table covers the housings and outlets the thermostat sits in. Read more

7 Thermostat Housing / Water Outlet parts for the 2015 Audi A5 come from 4 brands — FOUR SEASONS, MOTORAD, DORMAN and 1 other brand. The "Popular" part is DORMAN 9025866.

The Economy section: 2 options from DORMAN and SKP. DORMAN 9025866 is listed in this group.

Standard Replacement: 5 parts, from FOUR SEASONS and MOTORAD. A representative part number is FOUR SEASONS 86002.

Part numbers include DORMAN 9025866, SKP SK9025866 and FOUR SEASONS 86002, among others listed above.