Breather Pipe 15x2,5mm. Porsche 924/ 924S / 944  ❭  N0203631

Breather Hose - 15 x 2.5mm 
Sold by the metre

High-quality breather hose with 15 x 2.5mm dimensions, designed for Porsche 924, 924S, and 944 models.

This versatile hose is used across multiple systems, including fuel tank breather, oil breather, and inlet breather applications, making it an essential component for maintaining proper ventilation and pressure balance within the engine and fuel systems.

Fits:

• Porsche 924 2.0L 1976-79
• Porsche 924 2.0L 1980-85
• Porsche 924 Turbo 2.0L 1979-81
• Porsche 924 Turbo 2.0L 1982-84
• Porsche 924 Carrera GT 2.0L 1981
• Porsche 924 Carrera GTS 2.0L 1982
• Porsche 924S 2.5L 1986-87
• Porsche 924S 2.5L 1988
• Porsche 944 2.5L 8V 1982-85

Engineered to OEM specifications, this hose offers durability, flexibility, and resistance to heat, oil, and fuel vapours, ensuring reliable performance in demanding engine bay environments. Ideal for maintenance, repair, or restoration of classic Porsche models.

Key Features

• 15 x 2.5mm breather hose specification
• Suitable for Porsche 924, 924S, and 944
• Part number N0203631
• Multi-use: fuel tank, oil, and inlet breather systems
• Resistant to heat, oil, and fuel vapours
• Flexible and durable construction
• OEM-style fit and performance

Function and Purpose

This breather hose serves multiple ventilation roles across the vehicle.

It helps to:
• Vent fuel tank vapours safely
• Regulate pressure in oil breather systems
• Maintain airflow within inlet systems
• Prevent pressure build-up in critical components
• Support efficient engine and fuel system operation

Why Replace Breather Hoses

Breather hoses are exposed to heat, oil, and vapours, leading to wear over time.

Common issues include:
• Cracking or splitting
• Oil or vapour leaks
• Hardening and loss of flexibility
• Reduced ventilation efficiency

Replacing worn hoses ensures proper system balance and prevents performance issues.