Autobahn Autoworx Audi AAN Turbo Inlet Pipe

Audi AAN Turbo Inlet Pipe

Part Number: Aut-aan-001

High-flow replacement turbo inlet pipe designed for Audi’s legendary AAN 20V turbo platform. Built to replace the restrictive and aging OEM inlet hose, this upgraded silicone design improves airflow consistency, throttle response, and long-term reliability in both stock and modified turbo applications.

Fitment:

• Audi S4 (C4) (1992–1994) – 2.2L 20V Turbo (AAN)
• Audi S6 (C4) (1995–1997) – 2.2L 20V Turbo (AAN)
• Audi UrS4 / UrS6 (C4 chassis variants, AAN engine equipped)

OEM Reference:

• 034 133 357S

Features:

• Direct-fit replacement turbo inlet pipe for AAN turbocharged engines
• Improves airflow over aging factory rubber inlet
• Supports OEM and mild upgraded turbo setups
• Designed for improved durability under boost and heat cycles
• Helps reduce intake restriction and pressure loss

Construction:

• Autobahn Autoworx Hose Kits include a 5-year warranty
• Coolant hoses: 3-ply reinforced silicone
• Boost hoses, breather hoses, ISV, and intake/inlet hoses: 4-ply reinforced silicone
• Engineered for high heat, boost pressure, and long-term reliability

Notes:

• Trimming may be required for optimal fitment depending on setup and ancillary components