A4 A5 RS4 RS5 Intake Cold Air Dry Carbon Intake Kit EA839 3.0 T
Upgrade the factory intake system on your Audi with a lightweight carbon fiber RS5 intake engineered for the EA839 engine platform. This high-performance intake system combines a 3-piece dry carbon fiber intake assembly with a high-flow air filter and a dedicated cold-air intake design, providing a smoother and more direct path for incoming air while giving the engine bay a premium motorsport-inspired appearance.
Designed for Audi S4, S5, RS4 and RS5 applications from 2017–2024, this intake system is developed around the B9/B9.5 platform and is available for both the 3.0T and 2.9T EA839 engine applications, subject to specific vehicle configuration.
The system uses autoclave-molded dry carbon fiber prepreg, with 3K twill gloss carbon fiber as the standard finish. Matte carbon fiber, 12K carbon fiber and other weave patterns can also be customized for different vehicle styles and project requirements.
For more carbon fiber car air intakes, welcome to contact us to get a quote.
EA839 Audi S4, S5, RS4 & RS5 Intake
This A4 A5 RS4 RS5 Intake is designed around the EA839 platform used in high-performance Audi applications.
| Vehicle | Engine Application | Model Years |
|---|---|---|
| Vehicle | Engine Application | Model Years |
| Audi S4 | 3.0T TFSI | 2017–2024* |
| Audi S5 | 3.0T TFSI | 2017–2024* |
| Audi RS4 | 2.9T TFSI | 2017–2024* |
| Audi RS5 | 2.9T TFSI | 2017–2024* |
Exact compatibility can vary according to model year, market, body style and factory configuration. Please contact us for fitment verification before ordering.
Although the S4/S5 and RS4/RS5 belong to the EA839 engine family, their engine configurations are not identical. The RS4 and RS5 use the 2.9-liter V6 TFSI, while the S4 and S5 applications use a 3.0-liter V6 TFSI. Audi’s technical documentation confirms the 2.9-liter configuration for the B9 RS4 and the 3.0-liter V6 configuration for the S5.
For this reason, we recommend confirming the exact vehicle configuration before purchase rather than selecting the intake by model name alone.
A4 A5 RS4 RS5 Intake Features
High-Performance Audi S5 Cold Air Intake Design
This Audi S5 cold air intake is designed as a true cold-air intake system rather than simply replacing the factory intake tube. The enclosed carbon fiber airbox helps separate the intake path from the hot engine-bay environment while the shaped intake components provide a more direct airflow route toward the filter and engine.
The A4 A5 RS4 RS5 Intake geometry is designed to support smooth airflow through the system and minimize unnecessary changes in direction. This makes it a suitable upgrade for drivers looking to replace the restrictive or visually conventional factory intake system with a lightweight performance-oriented solution.
The system is designed with the following priorities:
- Direct and smooth intake airflow
- Cold-air intake configuration
- Enclosed carbon fiber airbox
- High-flow filtration
- Lightweight composite construction
- Direct replacement installation
- OEM-oriented mounting concept
- Premium dry carbon fiber appearance
Because this EA839 Intake has not been dyno tested by us, we do not claim a specific horsepower or airflow percentage increase. Actual performance results can vary depending on the vehicle, ECU calibration, intake configuration and other modifications.
Dry Carbon Fiber Construction
The intake is manufactured from dry carbon fiber prepreg and cured using an autoclave molding process. Autoclave manufacturing provides controlled temperature and pressure during composite curing, helping achieve a rigid, lightweight and dimensionally stable carbon fiber structure.
The standard finish is 3K twill carbon fiber with a high-gloss surface. For customers looking for a different appearance, we can also provide:
- 3K twill matte carbon fiber
- 12K carbon fiber
- Alternative carbon fiber weave patterns
- Customized surface finishes
- OEM/ODM carbon fiber configurations
This makes the intake suitable not only for aftermarket performance applications but also for customized vehicle projects and private-label programs.
Direct Replacement & Bolt-On Installation
The Audi RS5 intake is designed as a direct replacement / direct bolt-on system, allowing it to replace the corresponding factory intake components without fundamentally changing the vehicle’s intake architecture.
The carbon fiber airbox and intake components are shaped around the intended vehicle application to provide a clean installation and an integrated appearance in the engine compartment.
No ECU tuning claim is made as a requirement for installation. However, customers using additional engine modifications or aftermarket tuning should confirm compatibility with their complete intake and engine setup.
What’s Included
The standard intake package includes a 3-piece carbon fiber intake assembly together with the corresponding high-flow air filter shown with the product.
The carbon fiber components are designed to work together as a complete intake system, including the enclosed airbox and shaped intake duct components.
For detailed component configuration, filter dimensions and vehicle-specific installation information, please contact our team before ordering.
A4 A5 RS4 RS5 Intake Specifications
| Specification | Details |
|---|---|
| Product Name | Audi EA839 Carbon Fiber Cold Air Intake |
| Primary Application | Audi RS5 / S4 / S5 / RS4 |
| Model Years | 2017–2024 |
| Engine Family | EA839 |
| Engine Applications | 3.0T TFSI / 2.9T TFSI |
| Product Model | WK-ADEA839-1724-3.0T |
| Construction | Dry Carbon Fiber Prepreg |
| Manufacturing Process | Autoclave Molding |
| Standard Weave | 3K Twill |
| Standard Finish | Gloss |
| Optional Finish | Matte / 12K / Custom Weave |
| Intake Type | Cold Air Intake |
| Installation | Direct Replacement / Direct Bolt-On |
| Carbon Fiber Components | 3 pcs |
| Filter Specification | 101 |
| Package Dimensions | 67 × 37 × 41 cm |
EA839 Intake Applications & Fitment
Audi S4 Intake and Audi S5 Intake Applications
For customers searching for an S4 intake or Audi S5 intake, this system provides a carbon fiber alternative to the factory intake assembly while retaining a vehicle-specific installation concept.
The system is particularly suitable for customers who want to combine performance-oriented intake design with the visual and weight advantages of carbon fiber.
For the S5, the product can be positioned as an Audi S5 cold air intake designed around the EA839 platform. For S4 applications, the same platform-focused approach allows the intake system to serve as a direct replacement solution where the vehicle configuration has been verified.
Audi RS4 Intake & RS5 Intake Fitment Verification
Because Audi produced different engine and intake configurations across model years, markets and vehicle variants, we recommend confirming fitment before purchasing.
If you are unsure whether this intake fits your vehicle, please send us:
- A clear photo of the engine bay with the hood open
- Your exact Audi model
- Model year
- Engine specification or engine code, if available
- Your market/country
Our technical team can compare the vehicle configuration with the intake design and confirm compatibility.
This verification process is especially recommended for RS4 and RS5 owners because the 2.9T applications differ from the 3.0T S4/S5 applications.
Why Choose a Carbon Fiber EA839 Intake?
Choosing a carbon fiber intake system for an EA839-powered vehicle is not only about upgrading the appearance of the engine bay. The combination of carbon fiber construction, enclosed intake design, optimized airflow routing and controlled composite manufacturing provides a practical solution for performance-oriented aftermarket applications and premium vehicle builds.
Lightweight Composite Construction
Carbon fiber offers an excellent strength-to-weight ratio compared with many conventional intake materials. By using carbon fiber composite construction, the intake system can achieve a lightweight structure while maintaining the rigidity and dimensional stability required for components installed in the engine bay.
The reduced material weight can help keep the intake assembly lightweight without relying on excessively thick walls or heavy metallic structures. At the same time, the rigid composite structure helps the intake maintain its designed shape during normal engine operation. This makes carbon fiber a suitable material for high-performance automotive intake applications where weight, stiffness and appearance are all important considerations.
True Cold-Air Configuration
The enclosed airbox is designed to separate the intake path from the surrounding hot engine-bay environment and provide a more dedicated route for incoming air. Instead of relying primarily on exposed engine-bay air, the system is configured to draw air from a designated intake area.
This enclosed configuration helps reduce direct exposure to engine-bay heat compared with an open intake layout. Combined with the dedicated intake path, the design is intended to provide a more controlled air supply to the engine while maintaining a clean and integrated appearance under the hood.
Smooth Airflow Path
The intake components are shaped to create a more streamlined path for incoming air from the air inlet toward the engine. By reducing unnecessary changes in direction and maintaining a more consistent internal passage, the design supports smoother airflow through the intake system.
A carefully shaped intake path can also help reduce unnecessary turbulence and flow restrictions within the system. The final airflow behavior will depend on the complete intake configuration, engine calibration and vehicle setup, but the objective of the design is to provide an efficient and consistent route for air entering the EA839 engine.
Autoclave-Molded Quality
The intake is manufactured using dry carbon fiber prepreg and autoclave curing, a controlled composite manufacturing process commonly used for high-quality carbon fiber components. During production, the prepreg material is carefully laid up according to the component design before being consolidated and cured under controlled temperature and pressure conditions.
Autoclave molding helps achieve consistent laminate consolidation, dimensional stability and a high-quality surface finish. This manufacturing approach is particularly suitable for premium automotive components where structural consistency, surface appearance and precise component geometry are important.
Premium Carbon Fiber Finish
In addition to its functional characteristics, carbon fiber provides a distinctive appearance that can significantly enhance the engine-bay presentation. The standard configuration uses a 3K twill carbon fiber pattern with a gloss finish, providing the familiar high-end carbon fiber appearance used across performance and luxury automotive applications.
For different vehicle styles and aftermarket requirements, alternative finishes can also be considered, including matte carbon fiber, 12K carbon fiber and other weave or surface options. Custom finishes can be discussed for specific vehicle builds, aftermarket brands and OEM/ODM development projects.
Designed for Performance-Oriented Applications
The carbon fiber EA839 intake combines lightweight composite construction, an enclosed cold-air configuration and a streamlined intake path into a single integrated system. It is designed for customers looking for an upgraded intake solution that balances functional design, premium materials and visual quality.
For aftermarket brands and professional vehicle builders, the product can also serve as a foundation for further customization, including carbon fiber weave, surface finish, component configuration and other application-specific requirements.
FAQ
1. What Audi models is this carbon fiber intake designed for?
This intake system is designed for selected Audi S4, S5, RS4 and RS5 models from 2017–2024, depending on the vehicle configuration. It is developed around the EA839 engine platform and covers both 3.0T and 2.9T applications. Exact fitment should be confirmed before ordering.
2. Does this RS5 intake fit both the Audi RS4 and RS5?
The system is designed for compatible B9/B9.5 Audi RS4 and RS5 applications equipped with the EA839 2.9T engine. However, model year, market and factory configuration can affect intake compatibility. We recommend sending us your vehicle information and an engine-bay photo so we can verify the correct configuration.
3. Does this intake fit the Audi S4 and S5 3.0T?
Yes, the intake is designed for compatible Audi S4 and S5 3.0T EA839 applications. Because the 3.0T and 2.9T versions have different engine configurations, fitment should be checked according to the specific vehicle rather than relying on the EA839 engine family alone.
4. Is this an Audi S5 cold air intake?
Yes. This system is designed as a cold air intake, using an enclosed carbon fiber airbox and a dedicated intake path to help isolate the filter from hot air in the engine compartment and provide a more direct source of intake air.
5. Is the Audi RS5 intake a direct replacement for the factory system?
Yes. The intake is designed for direct replacement / direct bolt-on installation on the intended vehicle configuration. Customers should still confirm fitment before installation because Audi produced different configurations across model years and markets.
6. What is the A4 A5 RS4 RS5 Intake made from?
The A4 A5 RS4 RS5 Intake is manufactured from dry carbon fiber prepreg and formed using an autoclave molding process. The standard version uses 3K twill carbon fiber with a gloss finish. Matte, 12K and other carbon fiber weave options can also be produced.
