AUDI 8W0-201-021-CQ Fuel Gas Tank Reservoir

( Manufacturer Part Number: 8W0-201-021-CQ ), ( Model: AUDI-S4 ), ( Oe/oem Part Number: 8w0-201-060-ch, 8w0201060ch ), ( Country Of Origin: Germany ), ( Type: Fuel Tank ), ( Fuel Type: Gasoline ), ( Placement On Vehicle: Passenger Side, Rear ), ( Id: 6f8f5d93-0b6a-47c3-9378-f0ffce7f5b36 ), ( Interchange: 197-59675 ), ( Year: 18 ), ( Partout Id: A-128935617 )

Review AUDI Fuel Gas Tank Reservoir Oem fits S4 A4 2017–2019

The **Audi 8W0-201-021-CQ** fuel gas tank reservoir is a critical, high-performance component designed exclusively for the **2017 2019 Audi S4 and A4 models**, ensuring optimal fuel delivery, system stability, and longevity under demanding driving conditions. This precision-engineered part is manufactured to Audi s exacting standards, featuring a robust **aluminum construction** that balances lightweight efficiency with structural integrity, reducing overall vehicle weight while maintaining durability against the stresses of high-performance driving. The reservoir s sleek, aerodynamic design minimizes turbulence within the fuel system, promoting smoother fuel flow and reducing the risk of vapor lock or air entrainment, which is particularly beneficial for turbocharged engines like those found in the S4. Its **OEM-quality gasket and sealing system** guarantees a secure, leak-proof connection to the fuel rail, preventing fuel leaks that could compromise performance or pose safety hazards. The reservoir is also equipped with a **reinforced mounting bracket**, designed to withstand the vibrations and G-forces generated during aggressive acceleration, braking, and cornering, ensuring consistent fuel pressure and reliability even under extreme conditions. Whether installed in a daily driver or a high-performance track-focused vehicle, this component is engineered to uphold Audi s reputation for precision engineering, delivering seamless fuel management and contributing to the overall efficiency and responsiveness of the powertrain. For owners seeking to maintain or restore their vehicle s factory specifications, this reservoir is an essential replacement part that restores original performance and compatibility with Audi s advanced fuel injection system.

### **Pros and Cons of buying a Audi 8W0-201-021-CQ Fuel Gas Tank Reservoir (2017-2019 S4/A4)**

1. **OEM Quality and Compatibility** This part is an original Audi replacement, ensuring a perfect fit and reliable performance without compromising the vehicle s functionality. It is manufactured to meet Audi s strict quality standards, reducing the risk of leaks or improper sealing.

2. **Prevents Fuel System Issues** The gas tank reservoir helps maintain proper fuel pressure and flow, preventing common problems like fuel starvation, rough idling, or difficulty starting the engine. A failing reservoir can lead to costly repairs if ignored.

3. **Easy Installation** As a direct replacement, it should fit seamlessly into the existing fuel system without requiring modifications. Most mechanics can install it in under an hour, though DIY installation is possible for those with basic automotive skills.

4. **Long-Term Reliability** Since it is a genuine Audi part, it is built to last as long as the original component, reducing the likelihood of premature failure compared to aftermarket knockoffs.

5. **Warranty Coverage** Purchasing from an authorized Audi dealer or a reputable supplier often includes a warranty, providing peace of mind against defects.

6. **Supports Vehicle Resale Value** Keeping the vehicle well-maintained with genuine parts helps preserve its value, especially for high-demand models like the S4/A4.

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1. **Higher Cost Compared to Aftermarket Alternatives** Genuine Audi parts are significantly more expensive than generic or aftermarket replacements. The price can range from **$150 to $300 **, depending on the source and region.

2. **Potential Overkill for Minor Issues** If the fuel system problem is minor (e.g., a clogged fuel filter or a small leak elsewhere), replacing just the reservoir may not be the most cost-effective solution. A diagnostic check could reveal a less expensive fix.

3. **Limited Availability Outside Dealerships** While not rare, this part may not be stocked at every auto parts store. Buyers may need to order it online or visit an Audi dealership, which could add shipping or delivery time.

4. **Risk of Counterfeit Parts** If purchasing from unverified sellers (e.g., eBay, unlicensed online marketplaces), there is a chance of receiving a fake or low-quality replica. Always buy from trusted sources like Audi-approved suppliers or dealerships.

5. **Labor Costs if Not DIY** If taking the car to a mechanic, labor fees (typically **$100 $200**) will add to the total expense. Some shops may also charge a diagnostic fee if the issue isn t immediately clear.

6. **Environmental and Disposal Concerns** Fuel tanks contain residual gasoline, so proper disposal is required. Some regions have specific regulations for handling used fuel components, which may add logistical hassle.

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The **Audi 8W0-201-021-CQ fuel gas tank reservoir** is a **high-quality, reliable replacement** that ensures long-term performance and compatibility for your 2017 2019 S4/A4. While it comes at a **premium price**, the benefits of OEM quality, warranty support, and prevention of future fuel system failures make it a **justified investment** if the part is genuinely needed.

However, if the issue is minor or the budget is tight, **exploring aftermarket options (with caution)** or verifying the exact problem (e.g., fuel pressure regulator, sender unit, or tank leaks) could lead to a more economical solution. Always **diagnose the root cause** before purchasing to avoid unnecessary expenses.

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1. **Verify the Problem First** Before buying, confirm that the reservoir is indeed faulty (check for fuel leaks, erratic fuel gauge readings, or poor engine performance). A scan tool or professional diagnosis can help identify the exact issue.

2. **Buy from a Trusted Source** Purchase the part from an **authorized Audi dealer, a reputable online retailer (e.g., RockAuto, AutoZone with OEM filters), or a dealership parts department** to avoid counterfeit goods.

3. **Consider Aftermarket Options (If Trusted)** If the budget is constrained, **high-quality aftermarket brands** (e.g., Mann Filter, WIX, or Bosch) may offer comparable parts at a lower cost. However, ensure they meet Audi s specifications and have good reviews.

4. **DIY Installation if Comfortable** If you have basic mechanical skills, installing the reservoir yourself can save labor costs. Follow Audi s service manual or a trusted online guide carefully.

5. **Check for Bundled Deals** Some suppliers offer discounts if you purchase related fuel system components (e.g., fuel filter, sender unit) together.

6. **Weigh Long-Term vs. Short-Term Costs** If the vehicle is kept long-term, investing in the **genuine part is worth it** for reliability. If it s a short-term need (e.g., rental fleet), an aftermarket option may suffice.

**Final Verdict:** **Buy the genuine Audi part if the reservoir is confirmed faulty and budget allows.** If unsure, consult a mechanic to diagnose the issue before committing. Avoid cheap knockoffs unless you are certain of their quality.

Details:

Mileage- condition: 0cc. Fuel Tank Assembly. COD available for qualified orders placed local delivery. Vehicle Stock #: A244.

Model: AUDI S4. Part Stock #.

part #: 8w0201021 prices

• $242.54-$274.89

specifications fueltanksysteme:

• for models: S4, A4
• for makes: Audi
• for years: 2017-2019
• mpn: 8w0-201-021-cq
• model: Audi-s4
• oe/oem part number: 8w0-201-060-ch, 8w0201060ch
• country of origin: Germany
• type: Fuel Tank
• fuel type: Gasoline
• placement on vehicle: Passenger Side, Rear
• id: 6f8f5d93-0b6a-47c3-9378-f0ffce7f5b36
• interchange: 197-59675
• year: 18
• partout id: A-128935617

shipping fueltanksysteme:

• cost: $300.00
• type: Fixed
• service: Flat Rate Freight
• class: Freight

returns fueltanksysteme:

• policy: Returns Accepted
• time: 60 Days
• paid by: Buyer

payments fueltanksysteme:

• wallet: Google-pay
• cash
• credit card: Mastercard
• money order
• other

offer fueltanksysteme:

• quantity: 1
• sold: 0
• started: May 20, 2026
• best offers: True
• options: Ship-to-home
• availability: In Stock

seller fueltanksysteme:

• city: Maple height, Ohio
• # reviews: 11818
• rating: 99.3%

general fueltanksysteme:

• Car Truck Parts Accessories > Air Fuel Delivery > Fuel Tanks Filler Necks
• condition: Used

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