Gates EMH351 Engine Crankcase Breather Hose - Valve Cover To Intake Tube

OE-Exact Crankcase Breather Hose

Gates EMH351 is an OE-exact engine crankcase breather hose for the emission control and crankcase ventilation system. It restores the valve cover to intake tube connection with a replacement hose built from durable plastic for dependable service on BMW applications.

The Gates Emission Control Hose line focuses on direct-fit replacement hoses that match original routing and connection style. EMH351 is made to return the emission system to proper operation on select BMW 550i xDrive, 750i, 750i xDrive, 750Li, 750Li xDrive, and M550i xDrive models.

Key Features

• OE-exact replacement for the crankcase ventilation and emission control system
• Plastic construction for a direct-fit hose assembly
• Valve cover to intake tube routing
• End types include bolt-on and clip-on connections
• Protective sleeve included for added hose protection
• Hardware included
• Cross-reference part numbers include 11158601620 and 11158601621

Detailed Description

Gates EMH351 is an emission control hose engineered for the crankcase breather circuit, where consistent routing and secure sealing are important for proper engine ventilation. The OE-exact grade helps maintain the original hose layout and connection points, while the molded plastic construction supports long service life in a demanding underhood environment. This part number is a direct replacement choice for BMW vehicles that use a valve cover to intake tube breather hose configuration.

Compatible With 2018 BMW 550i xDrive, valve cover to intake tube; 2016-2018 BMW 750i, valve cover to intake tube; 2016-2018 BMW 750i xDrive, valve cover to intake tube; 2016-2018 BMW 750Li, valve cover to intake tube; 2016-2018 BMW 750Li xDrive, valve cover to intake tube; and 2018 BMW M550i xDrive, valve cover to intake tube. The EMH351 part number is also a useful reference when matching the correct emission hose for these BMW applications.

What It Helps Address

• Cracked or brittle crankcase breather hose
• Loose or damaged valve cover to intake tube connection
• Unstable crankcase ventilation routing
• Emission system leaks caused by hose deterioration
• Restoration of factory-style hose fitment on BMW engines

Installation Notes and Tips

Confirm the hose routing, end style, and connection points before installation. Compare the original hose to EMH351 to verify the valve cover to intake tube layout, then inspect adjoining fittings and seals for wear before assembly. Proper seating at the bolt-on and clip-on ends helps maintain a secure connection and consistent crankcase ventilation performance.

Quality Assurance

Gates builds its Emission Control Hose line as OE-exact replacement components using high-quality materials for durability and service life. EMH351 is intended to restore the emission system to proper operation and performance on the listed BMW applications.