Gates EMH348 Engine Crankcase Breather Hose - Valve Cover To Air Cleaner

OE-Exact Crankcase Breather Hose for ATS

Gates EMH348 is an OE-exact engine crankcase breather hose built for crankcase ventilation and emission control service. It restores the factory hose path between the valve cover and air cleaner on select Cadillac ATS models, helping return the emission system to proper operation.

For 2013-2017 Cadillac ATS applications, this Gates Emission Control Hose line focuses on direct-fit replacement parts made from durable plastic and stainless steel materials for long service life. EMH348 is shaped for the specified routing and connection style, making it a practical choice when replacing a worn or damaged crankcase ventilation hose.

Key Features

• OE Exact replacement for the crankcase ventilation/emission control hose
• Fits 2013-2017 Cadillac ATS, valve cover to air cleaner
• Constructed from plastic and stainless steel for durability
• Clip-on end type for the specified factory-style connection
• Designed with a 30.75 centerline length and branch routing
• Gates EMH348 part number for direct identification

Product Details

The Gates Emission Control Hose product line is built around OE-exact replacement hoses for emission and crankcase ventilation service. EMH348 follows the original routing and dimensions closely, including the listed inside diameters of 10 mm and 16.5 mm, so it matches the intended valve cover to air cleaner path on the Cadillac ATS. This helps maintain proper crankcase ventilation flow and supports the vehicle’s emission control system.

This part cross-references GM 12633792 for the same application. Use Gates EMH348 when you need a direct replacement for a 2013-2017 Cadillac ATS emission control hose in the valve cover to air cleaner position.

Common Problems This Hose Can Address

• Cracked or brittle crankcase breather hose material
• Loose or damaged clip-on hose connection
• Vacuum leaks in the crankcase ventilation path
• Emission system performance issues caused by hose deterioration
• Improper routing or fit from a non-OE replacement hose

Installation Notes

Verify the vehicle year, engine layout, and hose routing before installation. Compare the original hose shape, centerline length, and end style to Gates EMH348 to confirm the valve cover to air cleaner application on your Cadillac ATS. Inspect adjoining fittings and connection points for wear, contamination, or damage before installing the replacement hose.

Quality Assurance

Gates manufactures this emission control hose as an OE-exact replacement part for crankcase ventilation service. The design uses durable materials and factory-style dimensions to support proper fit and long service life in the specified application.