078103213B Crankcase Breather Hose for VW Passat Audi A4 A6 2.4L 2.8L V6

Product Overview

This aftermarket replacement crankcase breather hose is intended for the listed Volkswagen and Audi applications and cross-references part numbers 078103213B. A crankcase breather hose routes crankcase vapors from the engine crankcase into the intake or breather system as part of normal engine ventilation. This hose is supplied for the 2.4L and 2.8L V6 applications named in the listing.

Key Features & Performance

• Crankcase breather hose that routes crankcase vapors as part of the engine ventilation system
• Cross-references part number 078103213B
• Supplied for the listed 2.4L and 2.8L V6 engine applications
• Intended as a replacement for a worn, cracked, or leaking breather hose

Fitment & Compatibility

• for Volkswagen Passat 2002-2005 2.4L and 2.8L V6 applications
• for Audi A4 2.4L and 2.8L V6 applications
• for Audi A6 2.4L and 2.8L V6 applications

Common Uses

• Replacing a worn, cracked, or leaking crankcase breather hose
• Servicing the engine ventilation system on the supported applications
• Restoring normal crankcase vapor routing after the original hose has failed

Technical Specifications

• Product Type: Crankcase Breather Hose
• Part Number(s): 078103213B
• Engine Application(s): 2.4L V6; 2.8L V6
• Model Application(s): 2002-2005 Volkswagen Passat; Audi A4; Audi A6

Frequently Asked Questions

Q: What does a crankcase breather hose do? A: A crankcase breather hose routes crankcase vapors from the engine crankcase into the breather or intake system as part of normal engine ventilation.

Q: How should fitment be verified? A: Compare the complete existing part number and the full engine and vehicle model designation with the information supplied for this listing before purchasing.

This is an aftermarket replacement part and is not represented as genuine or original equipment. Product appearance and specifications may vary slightly by batch. Compatibility may vary by serial number, model year, or existing part number. Verify fitment before purchase.