Gates EMH336 Engine Crankcase Breather Hose - Valve Cover To Intake or Valve Cover To Intake Tube

Gates EMH336 Crankcase Breather Hose

The Gates EMH336 is an OE-exact engine crankcase breather hose for BMW emission control and crankcase ventilation service. Built from molded plastic with clip-on ends, it restores the factory hose routing between the valve cover and intake tube or intake on supported BMW applications.

Gates Emission Control Hose products are built around OE-style fit and material selection for direct replacement service. The EMH336 follows the original hose shape and connection style to help maintain proper crankcase ventilation and emission system operation on BMW 135i, 335i, X5, X6, and related models.

• OE Exact replacement for factory crankcase ventilation hose routing
• Molded plastic construction for application-specific fitment
• Clip-on end type at both connections for direct installation
• Inside diameters: 24 mm (0.945 in) and 18 mm (0.72 in)
• Centerline length: 172 mm (6.75 in)
• One hose with one quick connector configuration
• Designed for emission control and crankcase breather service

Detailed Product Information

Gates EMH336 is a replacement engine crankcase breather hose engineered for BMW emission control systems where the hose runs from the valve cover to the intake tube or intake. The molded OE-exact design helps preserve the original routing and connection geometry, which is important for maintaining proper ventilation flow and sealing at the factory attachment points. This part number EMH336 is listed for multiple BMW turbocharged and naturally aspirated applications, including 2011-2013 BMW 135i, 2011-2012 BMW 335i, 2014-2015 BMW X5, and 2015-2019 BMW X6. This part cross-references Genuine 11127590163 for the same application.

What It Helps Address

• Cracked or brittle crankcase breather hose material
• Loose or damaged clip-on hose connections
• Improper crankcase ventilation routing
• Emission control hose leaks at the valve cover or intake side
• Restoration of factory hose fit on BMW engine applications

Installation Notes and Quality

Verify the hose path, end style, and inside diameters before installation. This EMH336 hose uses clip-on ends and is molded to match the OE layout, so correct alignment at the valve cover and intake connection points is important for a secure seal. Confirm vehicle-specific fitment for BMW 640i, 740i, X1, X5, and X6 applications listed in the catalog before replacement.

Gates manufactures this emission control hose as an OE-exact replacement intended to restore the factory emission system’s operation and performance. The product line is built for durability and service life using application-matched materials and dimensions.