Genuine Porsche Engine Crankcase Breather Hose

The Genuine Porsche Engine Crankcase Breather Hose is an original equipment crankcase ventilation hose (also called a crankcase vent hose or PCV breather hose) made for Porsche engines. It carries crankcase vapors and blow-by gases from the engine block to the intake or ventilation system. This helps control internal crankcase pressure and supports the emissions system.

Key Features:

• Genuine Porsche original equipment part, built to factory specifications
• Helps manage crankcase pressure and route blow-by gases correctly
• Made to resist engine heat, oil vapors and under-hood conditions
• Designed for a precise factory fit, which helps prevent vacuum leaks and oil seepage
• Available in multiple part-number variants to suit different Porsche engine applications

A cracked, brittle or leaking breather hose can cause rough idle, oil leaks, vacuum leaks and a check engine light. Replacing it with a genuine Porsche hose restores correct crankcase ventilation and helps maintain engine performance and reliability. Choose the specific variant for your application from the options listed on this page.