AUDI 4M8821170 Right Hood Seal SQ8

( Manufacturer Part Number: 4M8821170 ), ( Part Type: Hood Seal ), ( Warranty: 30 Day ), ( Tested: Tested, Cleaned And Inspected ), ( Placement On Vehicle: Right ), ( Fitment Type: Direct Replacement )

Review AUDI Sq8 4m Right Hood Side Seal fits EDGE 2020–2025

The **Audi 4M8821170 (2020 2025 SQ8 4M Right Hood Edge Seal)** is a precision-engineered rubber sealing component designed exclusively for the high-performance Audi SQ8, a luxury SUV that combines cutting-edge technology with bold, sporty aesthetics. This specialized **hood edge seal** is crafted to ensure a perfect, airtight fit between the hood and the vehicle s body, preventing water ingress, road debris, and wind noise while maintaining the sleek, aerodynamic profile that defines Audi s design language. Manufactured from high-grade **EPDM (Ethylene Propylene Diene Monomer) rubber**, this seal is engineered to withstand extreme temperatures, UV exposure, and the rigorous demands of daily driving, ensuring long-term durability and a pristine finish. The **4M designation** indicates a molded rubber construction with a smooth, contoured profile that conforms seamlessly to the hood s edge, providing both a functional barrier and an elegant, factory-like appearance. Ideal for enthusiasts seeking to restore or upgrade their SQ8 s exterior, this seal is a critical component for maintaining the vehicle s structural integrity and aesthetic appeal, particularly after repairs, replacements, or custom modifications. Its precise fitment ensures that the hood aligns flawlessly with the body panels, enhancing both the vehicle s performance and its premium look. Whether used during routine maintenance or as part of a full restoration, this **OEM-quality hood edge seal** is the perfect choice for Audi owners who demand nothing less than perfection in their luxury SUV.

### **Pros and Cons of Buying an Audi S8 (4M8 2020 2025) with a Right Hood Edge Seal Issue**

#### **Pros of Owning an Audi S8 (4M8 Generation, 2020 2025)**

1. **Performance and Engineering Excellence**

The S8 is a high-performance luxury sedan with a twin-turbocharged 4.0L V8 engine producing **550 620 horsepower** (depending on the trim), paired with a **7-speed S tronic dual-clutch transmission**. It delivers exhilarating acceleration (0 60 mph in 3.5 seconds in the S8 Performance) and a refined driving experience with Audi s Quattro all-wheel-drive system.

2. **Luxury and Interior Quality**

The S8 features a **premium interior** with high-end materials, including **Nappa leather, aluminum trim, and ambient lighting**. The **Virtual Cockpit Plus** and **MMI Navi Plus** infotainment system provide a futuristic, intuitive interface with a **12.3-inch touchscreen and optional 12.9-inch digital gauge cluster**. Seating is spacious and supportive, with **heated, ventilated, and massaging seats** in higher trims.

3. **Advanced Technology and Safety**

- **Audi Pre Sense** (collision avoidance and automatic emergency braking)

- **Lane Keeping Assist and Traffic Jam Assist** (semi-autonomous driving aids)

- **360-degree camera system** and **surround-view monitoring**

- **Adaptive Cruise Control with Stop & Go**

- **Blind Spot Monitoring and Rear Cross-Traffic Alert**

The **quattro AWD system** ensures excellent traction in all weather conditions.

4. **Comfort and Ride Quality**

The S8 is built on Audi s **P8 platform**, which prioritizes **smooth handling, low noise levels, and a quiet cabin**. The **adaptive air suspension** (standard in higher trims) allows for customizable ride height and damping, making it comfortable for both highway cruising and sporty driving.

5. **Exclusivity and Brand Prestige**

Audi s S8 is one of the most **exclusive and desirable luxury sedans** on the market. Owning one carries **brand prestige**, and the **limited production numbers** (especially for the **S8 Performance and S8 e-tron**) make it a status symbol.

6. **Hybrid Option (S8 e-tron)**

The **S8 e-tron** combines a **V8 engine with a 13.6 kWh battery and electric motor**, offering **plug-in hybrid capability** with **up to 22 miles of all-electric range**. This provides **fuel efficiency ( 20 MPG combined)** while maintaining **V8 performance**, making it a unique offering in the luxury segment.

7. **Resale Value and Depreciation**

Audi s S8 holds its value **better than most luxury sedans** due to its **high demand and exclusivity**. While depreciation is inevitable, the **4M8 generation has strong retention rates**, especially for well-maintained examples.

8. **Customization and Personalization**

- **Exterior colors** (e.g., **Mystic Silver, Racing Red, or Deep Black**)

- **Interior upholstery** (leather, Alcantara, or special editions)

- **Wheel designs** (multi-spoke alloys, custom finishes)

- **Performance upgrades** (e.g., **Sport Package, Track Package**)

---

#### **Cons of Owning an Audi S8 (4M8 Generation, 2020 2025)**

1. **High Cost of Ownership**

- **Purchase Price:** The S8 starts at ** $100,000 ** (before options), with the **S8 Performance** exceeding **$150,000**.

- **Maintenance & Repairs:** Audi s **premium parts and labor costs** are significantly higher than mass-market brands. **Twin-turbo V8 engines** require **expensive oil changes (synthetic, high-quality), timing belt replacements ( $2,000 ), and potential turbocharger failures** if not maintained properly.

- **Insurance:** Due to its **high value and performance**, insurance premiums are **substantially higher** than average.

2. **Potential Reliability Concerns (Especially with the Right Hood Edge Seal Issue)**

- The **right hood edge seal** is a known **common issue** in the **4M8 S8 (2020 2025)**, often failing due to **material degradation or improper installation**. This can lead to:

- **Water leaks** into the cabin or engine bay.

- **Rust formation** if moisture is not addressed promptly.

- **Aesthetic issues** (peeling, cracking, or misalignment).

- **Audi has acknowledged this issue** and may offer **recalls or extended warranties**, but **not all owners qualify**, and **repairs can be costly** (parts may be **$200 $500**, labor adding another **$500 $1,000**).

- **Electrical gremlins** (infotainment glitches, sensor failures).

- **Transmission shifts** (some owners report **rough shifts in the S tronic**, though Audi has addressed this in updates).

- **Exhaust system leaks** (especially in the **S8 Performance**).

- **Climate control system failures** (AC/heater malfunctions).

3. **Fuel Efficiency is Poor**

- The **V8 engine** delivers **poor MPG** ( 14 16 city, 20 22 highway).

- Even the **S8 e-tron** only achieves ** 20 MPG combined**, making it **expensive to operate** compared to smaller luxury sedans.

4. **Limited Practicality for Daily Use**

- **Fuel tank capacity is only 18 gallons**, requiring **frequent refueling** for long trips.

- **Cargo space is modest ( 12.5 cu. ft. behind rear seats, 55.7 cu. ft. max)**, making it **less practical for large families or heavy loads**.

- **Towing capacity is low ( 1,764 lbs)**, limiting its utility for trailers or boats.

5. **Depreciation Over Time**

- While the S8 holds value better than most luxury cars, it still **loses 20 25% of its value in the first three years**.

- **High-end trims (S8 Performance, e-tron) depreciate faster** due to **limited demand and high initial costs**.

6. **Noise and Vibration in Certain Conditions**

- Some owners report **wind noise at high speeds** (though Audi has improved this in later models).

- The **V8 s exhaust note is loud**, which may be **annoying in residential areas**.

- **Road noise can be noticeable** at highway speeds, though not as bad as some competitors.

7. **Complexity and Maintenance Challenges**

- The **twin-turbo V8 requires precise maintenance** (oil changes every **5,000 7,500 miles**, high-quality synthetic oil).

- **Audi s dealer network is expensive**, and **finding independent mechanics with S8 expertise can be difficult**.

- **Software updates** (for infotainment or performance tuning) may require **dealer visits**, adding to costs.

8. **Right Hood Edge Seal Issue (Specific to Your Concern)**

- **Poor-quality plastic** that cracks or warps over time.

- **Improper installation** leading to misalignment.

- **Exposure to UV rays** causing material degradation.

- **Water intrusion** can lead to **rust in the hood or cabin**.

- **Aesthetic damage** (peeling, bubbling, or gaps).

- **Potential recall coverage**, but **not all owners qualify**, and **repairs may not be fully covered**.

- **DIY replacement** (if mechanically inclined, parts are available online).

- **Dealer service** (may require **extended warranty or recall verification**).

- **Third-party shops** (cheaper but risk of subpar workmanship).

---

### **Conclusion**

The **Audi S8 (4M8, 2020 2025)** is an **exceptional luxury performance car** with **unmatched refinement, power, and exclusivity**. It is ideal for **enthusiasts who prioritize driving dynamics, prestige, and cutting-edge technology** over practicality or fuel efficiency.

- **High purchase and operating costs** (fuel, insurance, maintenance).

- **Potential reliability issues**, including the **right hood edge seal problem**, which can lead to **additional expenses**.

- **Poor fuel economy** and **limited cargo/towing capacity**

Details:

Remember LEFT means the Drivers side of vehicle and RIGHT Passengers in our listings. Part Fitment and Compatibility.

part #: 4m8821170 prices

• $33.95-$49.99

specifications dooexter:

• for models: Edge
• for makes: Audi
• for years: 2020-2025
• mpn: 4m8821170
• part type: Hood Seal
• warranty: 30 Day
• tested: Tested, Cleaned And Inspected
• placement on vehicle: Right
• fitment type: Direct Replacement

returns dooexter:

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

payments dooexter:

• wallet: Google-pay
• credit card: Visa
• other

shipping dooexter:

• transit: 3-8 Days
• cost: $0.00
• service: USPS Ground Advantage, FedEx 2Day One Rate Medium Box, FedEx Standard Overnight, USPS Priority Mail Padded Flat Rate Envelope
• class: Standard, Expedited, One-day
• carrier: USPS, FedEx
• type: Fixed

general dooexter:

• Exterior Parts Accessories > Hoods > Hinges, Latches Additional Hood Components
• condition: Used

seller dooexter:

• city: Waverly, Minnesota
• rating: 99.7%
• # reviews: 99224

offer dooexter:

• options: Ship-to-home
• availability: In Stock
• sold: 0
• quantity: 1
• started: April 22, 2026

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