Gates EMH167 Engine Crankcase Breather Hose - Valve Cover To Intake Tube

OE-Exact Crankcase Breather Hose

Gates EMH167 is an OE-exact engine crankcase breather hose for the emission control and crankcase ventilation system. Built from plastic and steel with a clip-on end, it is made to restore proper routing between the valve cover and intake tube on the listed applications.

The Gates Emission Control Hose line focuses on direct-fit replacement hoses that match original equipment form and function. For buyers searching for a Buick Envision crankcase breather hose or a Cadillac CTS emission control hose, EMH167 provides a replacement built around OE comparison standards and application-specific fitment.

Key Features

• OE Exact replacement for the crankcase ventilation/emission control hose
• Constructed from plastic and steel for durability and service life
• Clip-on end type for factory-style connection
• Centerline length: 26.75 in. / 680 mm
• Inside diameter: 0.38 in. / 10 mm and 0.64 in. / 16 mm
• Designed for valve cover to intake tube routing
• Gates part number EMH167 for direct identification

Detailed Description

Gates EMH167 is an emission control hose engineered as a direct replacement for the crankcase ventilation path between the valve cover and intake tube. Its OE-exact comparison rating helps maintain the original hose routing and connection style, while the plastic and steel construction supports long-term use in the engine bay. This part is a practical choice when replacing a cracked, leaking, or deteriorated breather hose on vehicles such as the Buick Envision, Cadillac CTS, and Chevrolet Malibu.

This part cross-references GM OE numbers 12633740 and 12654851 for the same application.

What It Helps Address

• Cracked or brittle crankcase breather hose material
• Vacuum leaks caused by damaged emission hose routing
• Oil vapor or crankcase ventilation flow issues
• Loose or failing clip-on hose connections
• Check engine concerns related to emission control hose integrity

Installation Notes and Tips

Install EMH167 on the factory valve cover to intake tube route and verify the clip-on ends seat fully before starting the engine. Inspect the mating ports, nearby breather lines, and intake tube connections for wear or contamination so the replacement hose seals correctly. Confirm the hose path matches the original routing before final assembly.

Quality Assurance

Gates builds this Emission Control Hose line as OE-exact replacement hardware for emission and crankcase ventilation service. EMH167 is specified to restore the system to proper operation and performance on the listed vehicles.