Autobahn Autoworx VW Passat B5.5 B6 / Audi A4 B6 1.8T 1998-2005 K04 Hybrid Silicone Turbo Inlet Pipe

Part Number: AUT-B6-002

Upgrade your 1.8T turbo system with The One, The Only, The Ultimate Swap Inlet. This high-flow silicone inlet pipe is designed for K04 hybrid applications and improves airflow efficiency while maintaining OEM-style fitment and sensor compatibility.

Engineered for K04-001, K04 hybrid, and similar turbo upgrades, this inlet features a 50mm turbo inlet and a 3-inch MAF connection to support increased airflow and improved turbo response. It retains all standard factory connections for PCV, diverter valve (DV), and N75 for a clean and reliable installation.

Vehicle Fitment

• 1998-2005 Volkswagen Passat B5.5 1.8T
• 2001-2005 Volkswagen Passat B6 1.8T
• 2001-2005 Audi A4 B6 1.8T
• Other 1.8T 20V K04 / K04 hybrid applications using B6-style routing

Features

• Designed for K04-001, K04 hybrid, and similar turbo upgrades
• High-flow reinforced silicone construction
• 50mm turbo inlet for improved airflow
• 3-inch MAF compatibility
• Retains OEM PCV, DV, and N75 connections
• Reduces intake restriction vs factory inlet
• Ideal for street and performance turbo builds

Benefits

• Improved throttle response and turbo efficiency
• Increased airflow for tuned applications
• Better durability than OEM rubber inlet pipes
• Clean OEM-style fitment with upgraded performance

Autobahn Autoworx Quality

Autobahn Autoworx hose kits come with a 5-Year Warranty. Coolant hoses are all 3-ply reinforced silicone, while boost hoses, breather hoses, ISV hoses, and intake/inlet hoses are constructed from 4-ply reinforced silicone for maximum durability and performance.

Note

Trimming may be required for desired fitment.