Rein ABV0326 Engine Crankcase Breather Hose - Valve Cover To Valve Cover

OE Breather Hose for Audi Crankcase Ventilation

The Rein ABV0326 engine crankcase breather hose is an OE-quality replacement for European vehicles that need a direct-fit crankcase ventilation hose. Built for the valve cover to valve cover routing used on select Audi A4 and Audi A6 models, it restores the original hose path and connection style.

With a 584.2 mm length, this breather hose matches the OE layout for the listed applications and supports proper crankcase ventilation on 2002-2004 Audi A6 and A6 Quattro, plus 2002-2003 Audi A4 and A4 Quattro.

Key Features

• Rein ABV0326 engine crankcase breather hose
• 584.2 mm length for OE-style routing
• Valve cover to valve cover position
• Direct replacement for select Audi crankcase ventilation systems
• Cross-reference: 06C103217H

Detailed Description

Rein Automotive breather hoses are built as OE-quality replacements for European vehicles, with dimensions and routing that follow the original hose design. This part number ABV0326 is made for the crankcase emission control system and is specified for valve cover to valve cover applications on 2002-2004 Audi A6, 2002-2004 Audi A6 Quattro, 2002-2003 Audi A4, and 2002-2003 Audi A4 Quattro. If you are replacing a worn Audi A4 breather hose or an Audi A6 crankcase ventilation hose, ABV0326 provides the correct fitment profile for the listed vehicles.

This part cross-references 06C103217H for the same application.

Common Problems This Part Can Address

• Cracked or split crankcase breather hose
• Oil vapor leaks around the valve cover ventilation circuit
• Vacuum leaks caused by deteriorated hose material
• Rough idle related to crankcase ventilation hose failure
• Incorrect hose routing after prior repair work

Installation Notes and Tips

Verify the vehicle year, model, and valve cover to valve cover routing before ordering. Inspect adjoining crankcase ventilation components, hose ends, and sealing surfaces for wear or damage before installation. Confirm the hose follows the original OE path on the Audi A4, Audi A4 Quattro, Audi A6, or Audi A6 Quattro application listed for ABV0326.

Quality Assurance

Rein Automotive positions this hose as an OE-quality replacement for European vehicles, with direct-replacement construction based on the original manufacturer layout. Part number ABV0326 is built to match the OE application requirements for the listed Audi fitments.