
4G0399299 Comparison
| photo | price | summary | rating |
|---|---|---|---|
![]() | $22.11 | Top Pick! Condition is Used, 2012-2017 AUDI A6 C7 FRONT LEFT ENGINE TRANSMISSION MOUNT HEAT SHIELD PLATE OEM, FREE SHIPPING | ![]() |
![]() | $22.11 | Top Pick! Condition is Used, 2012-2018 AUDI A7 QUATTRO LEFT ENGINE TRANSMISSION MOUNT HEAT SHIELD PLATE OEM, FREE SHIPPING | ![]() |
![]() | $22.90 | Condition is Used, 2016-2018 AUDI A6 C7 ENGINE TRANSMISSION MOUNT LEFT SIDE HEAT SHIELD PLATE OEM, FREE SHIPPING | ![]() |
![]() | $22.90 | Top Pick! Condition is Used, 2012-2018 AUDI A7 QUATTRO ENGINE TRANSMISSION LEFT SIDE HEAT SHIELD COVER OEM, FREE SHIPPING | ![]() |
![]() | $22.90 | Condition is Used, 12-18 AUDI A6 QUATTRO C7 ENGINE TRANSMISSION MOUNT LEFT REARWARD HEAT SHIELD OEM, FREE SHIPPING | ![]() |
![]() | $22.90 | Condition is Used, 12-18 AUDI A6 QUATTRO C7 ENGINE TRANSMISSION MOUNT LEFT REARWARD HEAT SHIELD OEM, FREE SHIPPING | ![]() |
![]() | $22.90 | Condition is Used, 2012-2018 AUDI A7 QUATTRO LEFT ENGINE TRANSMISSION REAR HEAT SHIELD COVER OEM, FREE SHIPPING | ![]() |
![]() | $22.90 | Condition is Used, 2012-2018 AUDI A7 AWD ENGINE TRANSMISSION MOUNT LEFT SIDE HEAT SHIELD PLATE OEM, FREE SHIPPING | ![]() |
![]() | $22.90 | Condition is Used, 2012-2018 AUDI A6 C7 ENGINE TRANSMISSION MOUNT LEFT SIDE HEAT SHIELD PLATE OEM, FREE SHIPPING | ![]() |
![]() | $23.69 | Condition is Used, 2012-2018 AUDI A6 C7 LEFT SIDE ENGINE TRANSMISSION MOUNT HEAT SHIELD PLATE OEM, FREE SHIPPING | ![]() |
![]() | $23.69 | Condition is Used, 2012-2018 AUDI A7 FRONT LEFT ENGINE TRANSMISSION MOUNT REARWARD HEAT SHIELD OEM, FREE SHIPPING | ![]() |
![]() | $24.48 | Condition is Used, 2016-2018 AUDI A7 LEFT SIDE ENGINE TRANSMISSION MOUNT HEAT SHIELD PLATE OEM, FREE SHIPPING | ![]() |
![]() | $24.95 | Condition is Used, 2012-2017 AUDI A6 - LEFT SIDE ENGINE TRANSMISSION MOUNT HEAT SHIELD 4G0399299A, FREE SHIPPING | 99.8% |
![]() | $27.64 | Condition is Used, 2012-2018 AUDI A7 4G8 ENGINE TRANSMISSION MOUNT LEFT REARWARD HEAT SHIELD OEM, FREE SHIPPING | ![]() |
![]() | $27.64 | Condition is Used, 2012-2018 AUDI A7 FRONT LEFT ENGINE TRANSMISSION MOUNT REARWARD HEAT SHIELD OEM, FREE SHIPPING | ![]() |
![]() | $27.64 | Condition is Used, 12-18 AUDI A6 C7 FRONT LEFT ENGINE TRANSMISSION MOUNT REARWARD HEAT SHIELD OEM, FREE SHIPPING | ![]() |
![]() | $27.99 | Top Pick! Condition is Used, 2012-2018 AUDI A6 C7 ENGINE TRANSMISSION MOUNT LEFT SIDE HEAT SHIELD PLATE OEM, FREE SHIPPING | ![]() |
![]() | $28.99 | Top Pick! Condition is Used, 2012-2018 AUDI A6 C7 ENGINE TRANSMISSION MOUNT LEFT REARWARD HEAT SHIELD OEM, FREE SHIPPING | ![]() |
![]() | $14.00 | Condition is Used, 12-17 AUDI A6 Transmission Rear Heat Shield 4G0399299B Used, shipping cost = $15.00 | 99.8% |
![]() | $30.01 | Condition is Used, 2012-2018 AUDI A7 FRONT LEFT ENGINE TRANSMISSION MOUNT HEAT SHIELD PLATE OEM, FREE SHIPPING | ![]() |
![]() | $34.50 | Condition is Used, Engine Mount Left Heat Shield 2018 Audi A6 4G0399299A 2012 2013 2014 - 2017 X, FREE SHIPPING | 99.8% |
![]() | $34.95 | Condition is Used, 2012-2018 AUDI A6 A7 FRONT LEFT ENGINE TRANSMISSION MOUNT REARWARD HEAT SHIELD, FREE SHIPPING | 99.8% |
![]() | $9.99 | Top Pick! Condition is Used, 2016 14 15 16 17 Audi RS7 Quattro Exhaust Heat Shields #4402 X6, shipping cost = $29.99 | 99.2% |
![]() | $42.10 | Top Pick! Condition is Used, OEM 2012-2018 AUDI A6 C7 LEFT SIDE ENGINE TRANSMISSION MOUNT HEAT SHIELD PLATE, FREE SHIPPING | 99.9% |
![]() | $28.55 | Condition is Used, Audi A6 C7 NS Left Gearbox Transmission Heat Shield 4G0399299A, shipping cost = $40.79 | 99.9% |
![]() | $53.54 | Condition is Used, 4G0399299A 4G0399299B Shielding Plate Heat Shield OEM Audi A6 RS6 A7 RS7 4G, shipping cost = $46.46 | 100.0% |
![]() | $56.12 | Condition is Used, Audi Heat Shield Cover Shield Plate A6 RS6 A7 RS7 4G OEM 4G0399299A 4G0399299B, shipping cost = $46.26 | 100.0% |
![]() | $60.00 | Condition is Used, 2012-2018 Audi A7,S7,RS7 Rear Left Engine Transmission Mount Exhaust Heatshield, shipping cost = $68.00 | 100.0% |
![]() | $100.00 | Condition is Used, Audi 2012-2018 Audi A6 Engine Mount Heat Shield 4G0399299A, shipping cost = $100.00 | 100.0% |
![]() | $100.00 | Condition is Used, Audi 2012-2018 Audi A6 Engine Mount Heat Shield 4G0399299A, shipping cost = $106.00 | 98.6% |
| photo | price | summary | rating |
|---|---|---|---|
![]() | $19.83 | Top Pick! Condition is New, NEW 4G0399299B AUDI C7 4G 2011-2018 SHEET METAL ORIGINAL, shipping cost = $16.00 | 99.1% |
![]() | $26.92 | Condition is New, NEW AUDI A6 AVANT C7 GEARBOX GUARD PLATE 4G0399299A ORIGINAL, shipping cost = $18.00 | 99.4% |
![]() | $29.47 | Top Pick! Condition is New, NEW AUDI A6 AVANT C7 GEARBOX GUARD PLATE 4G0399299A ORIGINAL NO DUTY TO , shipping cost = $18.00 | 99.1% |
| photo | price | summary | rating |
|---|---|---|---|
![]() | $31.35 | Condition is Gebraucht, Audi A6 S6 C7 4G 2016 Petrol KW Heat Shield Shield Panel Engine Bay AAI38869, shipping cost = $55.63 | 100.0% |
![]() | $48.53 | Condition is Gebraucht, 4G0399299A 4G0399299B Shield Plate Heat Shield OEM Audi A6 RS6 A7 RS7 4G, shipping cost = $46.33 | 100.0% |
![]() | $51.09 | Condition is Gebraucht, Audi Shield Plate Heat Shield 4G0399299A 4G0399299B OEM A6 RS6 A7 RS7 4G, shipping cost = $46.33 | 100.0% |
![]() | $22.63 | Condition is Gebraucht, Audi A7 C7 4G A6 MINT Heat Shield Panel Guard Front Left 4G0399299A, shipping cost = $116.10 | 99.9% |
![]() | $111.73 | Condition is Gebraucht, Audi A7 4G 2015 3.0TDI Exhaust System Heat Thermal Shield 4G0399299B 200kw, shipping cost = $81.27 | 99.3% |
| photo | price | summary | rating |
|---|---|---|---|
![]() | $26.36 | Top Pick! Condition is Neu, NEW AUDI A6 AVANT C7 GEARBOX MUDGUARD 4G0399299A GENUINE, shipping cost = $17.42 | 99.9% |
![]() | $29.06 | Top Pick! Condition is Neu, NEW AUDI A6 AVANT C7 GEARBOX MUDGUARD 4G0399299A GENUINE, shipping cost = $20.90 | 99.2% |
![]() | $24.38 | Condition is Neu, New Audi A6 A7 S6 S7 C7 Plate 4G0399299B OEM, shipping cost = $30.29 | 97.4% |
![]() | $26.22 | Condition is Neu, Audi A6 Avant C7 Gearbox Mudguard 4G0399299A, shipping cost = $30.19 | 99.1% |
![]() | $37.19 | Top Pick! Condition is Neu, Audi A6 Avant C7 Gearbox Mudguard 4G0399299A, shipping cost = $32.28 | 97.4% |



Audi Genuine 4G0399299 Rear Left Engine Transmission Mount Exhaust Heat Shield for A7, S7, and RS7 (2012-2018)
Description:This Audi Genuine 4G0399299 Rear Left Engine Transmission Mount Exhaust Heat Shield is an essential component for maintaining the optimal performance and longevity of your 2012-2018 Audi A7, S7, or RS7. Designed and engineered by Audi, this heat shield ensures a perfect fit and seamless integration with your vehicle's transmission and exhaust system.
The primary function of this heat shield is to insulate the transmission mount from the exhaust heat. By doing so, it protects the rubber mount from excessive heat, which can lead to premature aging and failure. Consequently, it enhances the overall driving experience by reducing vibrations and improving the stability of your vehicle.
Constructed from high-quality, heat-resistant materials, this Audi OEM heat shield is built to last. Its robust design ensures effective insulation against exhaust heat while maintaining a snug fit to prevent any unwanted exhaust leakage. Furthermore, it complements the sleek and sophisticated look of your Audi, as it is meticulously engineered to blend in with the vehicle's design.
Installing this heat shield is a straightforward process, making it a convenient and cost-effective solution for Audi owners seeking to maintain their vehicle's performance and longevity. By replacing the worn-out or damaged heat shield with this genuine Audi part, you can ensure that your A7, S7, or RS7 continues to deliver the exceptional driving experience that it is known for.
In summary, the Audi Genuine 4G0399299 Rear Left Engine Transmission Mount Exhaust Heat Shield is an essential upgrade for your 2012-2018 Audi A7, S7, or RS7. It protects the transmission mount from exhaust heat, reduces vibrations, and maintains the vehicle's performance and appearance. Investing in this OEM part is a smart choice for Audi enthusiasts who value their vehicle's longevity and driving experience.
Rear Left Engine Transmission Mount Exhaust Heatshield for Audi A7, S7, and RS7 (4G0399299, 2012-2018): Pros, Cons, and Conclusion
Body:The Audi A7, S7, and RS7 (2012-2018) share a common part number (4G0399299) for the rear left engine transmission mount exhaust heatshield. This component helps insulate the transmission from exhaust heat and reduce vibrations. In this context, we will discuss the pros and cons of buying this part.
Pros:1. Improved Comfort: The mount helps absorb vibrations and reduces the amount of heat that reaches the cabin, enhancing overall driving comfort.
2. Durability: Audi is known for manufacturing high-quality parts. This heatshield is expected to last for a long time, providing reliable service.
3. Reduced Engine Noise: The heatshield insulates the transmission from engine noise, contributing to a quieter and more enjoyable driving experience.
4. Potential Fuel Economy Benefits: By reducing heat transfer and insulating the transmission, the heatshield may contribute to slight fuel economy improvements.
5. OEM (Original Equipment Manufacturer) Part: Using an OEM part ensures a proper fit and function, maintaining the vehicle's factory performance and aesthetics.
Cons:1. Cost: Audi parts can be expensive compared to aftermarket alternatives.
2. Availability: Depending on the location and dealer availability, it may take some time to source and receive the part.
3. Installation Complexity: Installing the heatshield may require professional assistance, which could add to the overall cost.
Conclusion:The rear left engine transmission mount exhaust heatshield (4G0399299) for the Audi A7, S7, and RS7 (2012-2018) is an essential component that provides multiple benefits, including improved comfort, durability, reduced engine noise, potential fuel economy improvements, and maintaining the vehicle's OEM performance and aesthetics. However, its cost and availability may be drawbacks for some buyers. Ultimately, if you prioritize maintaining your vehicle's factory performance and enjoying a comfortable and quiet driving experience, investing in the OEM part is recommended. If budget is a concern, you may consider researching aftermarket alternatives.
Details:
This came off of a 2018 Audi S7 quarto. Some vehicle fitments may vary like a6,s6 and rs6. Audi genuine oem original factory part. Fits 2012 to 2018 Audi A7,s7,rs7 c7 sedan/sport back/hatchback model's.
Working perfectly clean condition came off a 2018 Audi S7.
specifications heatnshield:
- for models: A7, S7
- for years: 2012β2018
- brand: Audi Genuine Oem Original Factory Part
- mpn: 4g0399299
- type: Heat Shield
- finish: Matte
- placement on vehicle: Engine Compartment, Front, Inner, Left, Rear, Right
shipping heatnshield:
- transit: 4-10 days
- type: calculated
- carrier: usps
- service: usps ground advantage
- class: standard
general heatnshield:
- category: Auto Parts > Car Truck Accessories > Exhaust Emission Systems > Heat Shields, Wraps Sleeves
payments heatnshield:
- other
- credit card: visa
- wallet: paypal
offer heatnshield:
- availability: in stock
- options: ship-to-home
- started: january 5, 2026
- sold #: 13
- prices: $9.99β$111.73
- item condition:
- Used
- New
- Gebraucht
- Neu
- in stock #: 5
- best offers: true
seller heatnshield:
- city: fort lauderdale, florida
- # reviews: 456
- rating: 100.0%
returns heatnshield:
- policy: no returns
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