1. Engine Cooling Components Deals
  2. sku: 21217767000184853
  3. FOUR SEASONS 90MW973

FOUR SEASONS 90MW973 Engine Coolant Outlet Flange

fits model: A5, Quattro. make: Audi. year: 2010–2017.

90mw973 Four Seasons Engine Coolant Outlet Flange Fits 2010-2017 Audi A5 Quattro

( Brand: Four Seasons ), ( Manufacturer Part Number: 90MW973 ), ( Part Type: Engine Outlet Flange ), ( Manufacturer Warranty: 1 Year ), ( Bundle: No ), ( Cs-sku: 328 )

Review FOUR SEASONS Engine Coolant Outlet Flange Audi fits QUATTRO A5 2010–2017

The **Seasons 90MW973 Engine Coolant Outlet Flange** is a precision-engineered, high-quality replacement part meticulously designed to restore optimal performance and reliability to the cooling system of **2010 2017 Audi A5 Quattro** models equipped with the **3.0L V6 TDI or 3.2L V6 FSI engines**. Crafted from durable **cast aluminum** with a robust, heat-resistant finish, this flange ensures seamless integration with the engine s coolant flow, preventing leaks, overheating, and potential long-term damage to critical components such as the water pump, thermostat housing, and radiator. The part is engineered to match the exact specifications of the original equipment manufacturer (OEM), including precise threading, gasket surfaces, and mounting dimensions, guaranteeing a snug, vibration-free fit that maintains proper coolant circulation under high-stress driving conditions. Whether addressing a worn-out flange due to age, corrosion, or mechanical failure, or serving as a proactive upgrade to enhance cooling efficiency, this flange is built to withstand the demanding thermal and mechanical demands of Audi s high-performance powertrains. Its compatibility extends beyond the A5, making it a versatile solution for other Audi models sharing the same engine architecture, such as the **A6, Q5, and S5**, ensuring compatibility with aftermarket and OEM coolant systems alike. With a focus on durability and performance, this flange is an essential component for anyone seeking to maintain or restore the cooling integrity of their Audi, extending engine life and preventing costly repairs.

### **Pros and Cons of Buying a Season 90MW973 Engine Coolant Outlet Flange (2010 2017 Audi A5 Quattro)**

#### **Pros:**

1. **Direct Fitment** This part is specifically designed for the 2010 2017 Audi A5 Quattro with the 3.0L V6 (3.0TFSI) engine, ensuring compatibility without modifications.

2. **Prevents Coolant Leaks** A faulty or worn-out coolant outlet flange can cause leaks, overheating, and potential engine damage. Replacing it resolves this issue.

3. **Improves Cooling Efficiency** A properly functioning flange ensures optimal coolant flow, maintaining engine temperature and preventing overheating.

4. **Prevents Further Damage** Ignoring a leaking flange can lead to coolant loss, warped cylinder heads, or even catastrophic engine failure. Replacing it early avoids costly repairs.

5. **Easy Installation** The part is relatively straightforward to install, especially if you have basic mechanical experience or access to a professional mechanic.

6. **Cost-Effective** Replacing a single flange is far cheaper than repairing engine damage caused by coolant leaks.

7. **OEM or High-Quality Aftermarket Options** Depending on the source, you can find either genuine Audi parts or reputable aftermarket alternatives that match OEM standards.

#### **Cons:**

1. **Potential Counterfeit Parts** If purchasing from an untrusted seller, there is a risk of receiving a low-quality or fake part that fails prematurely.

2. **Installation Challenges** If the flange is corroded or seized, removal may require additional effort, such as penetrating oil or heat treatment.

3. **Labor Costs** If hiring a mechanic, labor fees can add to the total expense, especially if additional work (e.g., gasket replacement) is needed.

4. **Limited Availability** Depending on the supplier, finding the exact part (especially OEM) may require checking multiple sources.

5. **Risk of Reoccurring Issues** If the underlying problem (e.g., a cracked water pump or hose) isn t addressed, the same issue could persist after replacement.

6. **Time-Consuming for DIYers** If you re not experienced with engine repairs, the process may take longer than expected, especially if tools or techniques are unfamiliar.

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### **Conclusion**

Replacing a faulty engine coolant outlet flange on a 2010 2017 Audi A5 Quattro is a **necessary and cost-effective preventive measure** to avoid serious engine damage. The benefits of preventing leaks, improving cooling efficiency, and avoiding long-term repairs far outweigh the minor drawbacks, such as potential counterfeit risks or installation challenges. However, ensuring you purchase a **genuine or high-quality aftermarket part** and either performing the replacement yourself or trusting a reputable mechanic will maximize reliability.

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### **Recommendation**

1. **Source the Part Carefully** Purchase from a trusted supplier (e.g., Audi-approved dealers, reputable online marketplaces, or known aftermarket brands like **Fel-Pro, Gasket Pro, or OE-quality alternatives**).

2. **Check for Compatibility** Verify the part number (90MW973) matches your vehicle s engine code (e.g., **CBA, CBB, or CBE** for the 3.0TFSI) to avoid mismatches.

3. **Prepare for Installation** Gather necessary tools (socket set, torque wrench, penetrating oil if needed) and follow a **step-by-step guide** (e.g., from **Haynes Manual or Audi-specific repair resources**).

4. **Inspect Related Components** While replacing the flange, check the **water pump, hoses, and thermostat** for wear, as these can contribute to coolant system issues.

5. **Consider Professional Help if Unsure** If you lack mechanical experience, a **certified Audi technician** can ensure proper installation and identify any hidden problems.

6. **Monitor Post-Installation** After replacement, check for leaks during the first few drives and ensure the engine maintains proper temperature.

**Final Verdict:** This is a **worthwhile repair** that should be addressed promptly to avoid expensive engine damage. Prioritize quality parts and proper installation to ensure long-term reliability.

Details:

Warranty Coverage: 1 Year. 2017 Audi A5 Quattro. Part Type: Engine Coolant Outlet Flange.: Engine Coolant Components, Gasket or Seal Included: No, Lip For Thermostat?: Material: Plastic, Mount Hole Qty: 2, Mounting Hardware Number of Outlet's: 3.0 Open Attachment: Quick Connect, Outlet DOA.

IN: 0.86 in, Outlet Quantity: 3, Style: w/o Thermostat, Symmetrical Base?: No, Total Port Type: Coolant Flange. Engine Coolant Flange.

part #: 90mw973 price

  • $38.25

specifications ocoosys:

  • for models: A5, Quattro
  • for makes: Audi
  • for years: 2010-2017
  • brand: Four Seasons
  • mpn: 90mw973
  • part type: Engine Outlet Flange
  • manufacturer warranty: 1 Year
  • bundle: No
  • cs-sku: 328

shipping ocoosys:

  • transit: 5-11 Days
  • class: Standard
  • service: Standard
  • cost: $0.00
  • type: Fixed

seller ocoosys:

  • rating: 100.0%
  • city: Bronx, New York
  • # reviews: 423

returns ocoosys:

  • paid by: Seller
  • time: 30 Days
  • policy: Returns Accepted

offer ocoosys:

  • options: Ship-to-home
  • started: April 23, 2026
  • quantity: 1
  • sold: 0
  • availability: In Stock

payments ocoosys:

  • credit card: Diners-club
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  • wallet: Paypal

general ocoosys:

  • Car Truck Parts Accessories > Engine Cooling Components > Other Engine Cooling Components
  • condition: New
for models: a5, quattro, for makes: audi, for years: 2010-2017, part type: engine outlet flange, manufacturer warranty: 1 year, bundle: no, cs-sku: 328,
category: auto parts > car truck parts accessories > engine cooling components, sku: 21217767000184853,
Four Seasons 90MW973 Is Similar To:
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1 offer $38.25 USD
  • New. Offer #1 priced at $38.25 + $0.00 shipping estimate = $38.25* total. Type: Coolant Flange. Part Type: Engine Coolant Outlet Flange.FREE SHIPPING

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