Gates EMH040 Engine Crankcase Breather Hose - PCV Valve Hose or PCV Valve To Intake

OE-Exact Crankcase Breather Hose for Ram

The Gates EMH040 is an OE-exact engine crankcase breather hose for emission control and crankcase ventilation service. Built from plastic and rubber, it restores the hose routing and sealing needed for proper PCV system operation on select Ram 1500, Ram 1500 Classic, Ram 2500, and Ram 3500 applications.

For Ram 1500 and Ram 1500 Classic owners searching for a direct replacement crankcase ventilation hose, the EMH040 provides the correct OE-style fit and connection style for the listed applications. Gates EMH040 is made to match the original hose layout and help return the emission system to normal operation.

Key Features

• OE-exact replacement for crankcase ventilation and emission control service
• Constructed from plastic and rubber for durability and service life
• Push-in end type for the listed factory-style connection
• Inside diameter: 0.48 in. / 12 mm
• Centerline length: 20.18 in. / 513 mm
• Designed for PCV valve hose and PCV valve to intake routing
• Brand line: Gates Emission Control Hose

Detailed Description

Gates EMH040 is an OE-exact crankcase breather hose engineered for emission control and crankcase ventilation repair. The hose uses plastic and rubber construction to match the original service part profile and support long-term durability in underhood conditions. This replacement hose is intended to restore the emission system to proper operation and performance on the listed Ram trucks. This part cross-references 68340603AA for the same application.

Compatible With 2026 Ram 1500, PCV Valve Hose; 2023-2024 Ram 1500, PCV Valve Hose; 2018-2022 Ram 1500, PCV Valve To Intake; 2019-2024 Ram 1500 Classic, PCV Valve To Intake; 2018-2019 Ram 2500, PCV Valve To Intake; and 2018 Ram 3500, PCV Valve To Intake. Gates EMH040 is a direct-fit service part for these factory hose locations.

What It Helps Address

• Cracked or brittle PCV hose material
• Vacuum leaks at the crankcase ventilation line
• Improper emission system routing at the intake connection
• Oil vapor control issues caused by a damaged breather hose
• Check engine concerns related to crankcase ventilation faults

Installation Notes and Tips

Verify the hose routing, end style, and dimensions against the original part before installation. The push-in connection should seat fully at the factory mounting points, and the hose should follow the original PCV valve hose or PCV valve to intake path without kinks or tension. Confirm fitment by year, model, and position before ordering.

Quality Assurance

Gates manufactures this emission control hose as an OE-exact replacement built for durability and service life. The EMH040 is produced to support factory-style fit and function for the specified Ram applications.