Description
Utilizing advanced engineering techniques and industry-leading manufacturing processes, IE's Cast Turbo Inlet Pipe for the Audi B9 S4 & S5 3.0T takes full advantage of all available space with a unique shape to maximize airflow. This optimized design results in a massive 23% increase in flow over stock! The large 3.25" inlet size and hybrid turbo adaptability are perfect for any power goal.
IE's inlet design has been engineered as the ultimate turbo inlet solution. Only the best materials and design features were used for a high-end fit, function, and ultimate reliability.
Included silicone adapter is verified for fitment with IE Cold Air Intake System only. Non-IE brand intakes are not confirmed and modification may be necessary. IE is currently working on a silicone coupler for stock intakes.
Please Note:Â Stock turbo adapter ring included with turbo inlet.
Turbo upgrade adapter rings with a 66mm (GT35 Hybrid) turbo are sold separately. Please see ?Integrated Engineering IE Audi B9 3.0T 66mm Hybrid Turbo Adapter Ring (S4 & S5).
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Features
- 23% higher flow over stock
- 3.25" inner diameter size
- Cast aircraft-grade aluminum
- In-house CNC machined for exact tolerances
- Maximized shape and size for flow
- Adaptable for stock or larger turbos
- O ring sealed turbo flanges for a leak-free seal
- Perfect addition for your IE Cold Air Intake
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Compatibility
- Audi S4 2017-2020 (B9) 3.0T turbocharged engines
- Audi S5 2018-2020 (B9) 3.0T turbocharged engines
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Performance Gains
FLOW RESULTS
Flow bench testing shows consistent and impressive airflow gains over the stock turbo inlet pipe. This optimized design results in a massive 23% increase in flow over stock!
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HYBRID TURBO SUPPORT
The IE Turbo Inlet Pipe has been designed with future options in mind. Our adaptable design utilizes CNC-machined and o ring sealed adapter rings to fit either the stock or a variety of aftermarket turbos without hassle.
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Performance Graph

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Diagram

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Part Number
IEINCK4
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More Information
Manufactured by
Integrated Engineering (IE)
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Photos & Videos

⚠️ California Proposition 65 Warning:
This product may expose you to chemicals known to the State of California
to cause cancer or reproductive harm.
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