Gates EMH148 Engine Crankcase Breather Hose - Intake To Tube

OE-Exact Crankcase Breather Hose

Gates EMH148 is an OE-exact engine crankcase breather hose for the emission control system. Built with molded plastic construction, clip-on ends, and a protective sleeve, it is made to restore proper crankcase ventilation routing on select BMW applications.

Compatible with BMW 525i, 530i, X3, X5, 325i, 330i, Z4, and related models, this Gates Emission Control Hose line focuses on direct-fit replacement parts that match original routing and connection style. The EMH148 is a practical choice when replacing a cracked or leaking intake-to-tube breather hose.

Key Features

• OE-exact replacement from Gates Emission Control Hose
• Engine crankcase breather hose for emission control routing
• Molded plastic construction for direct-fit installation
• Clip-on end type at both connections
• Protective sleeve included for added hose protection
• OE comparison rating: OE Exact
• Inside diameter: 7 mm (.28 in.)
• Centerline length: 381 mm (15 in.)

Detailed Description

The Gates EMH148 crankcase breather hose is engineered for the intake-to-tube position in the crankcase ventilation system. Its molded shape, clip-on ends, and OE-exact design help maintain the original hose routing and connection style used on many BMW 3 Series, 5 Series, X3, X5, and Z4 applications. If you are replacing a worn BMW 325i breather hose, BMW 530i emission control hose, or BMW X5 crankcase ventilation hose, EMH148 provides a direct replacement format that aligns with factory specifications.

This part cross-references Dorman - HELP 46064 for the same application.

Common Issues This Hose May Address

• Cracked or brittle crankcase breather hose material
• Vacuum leaks at the intake-to-tube connection
• Improper crankcase ventilation routing
• Emission system warning conditions related to hose failure
• Air leaks caused by damaged clip-on hose ends

Installation Notes and Tips

Verify the hose routing, end style, and centerline length before installation. This EMH148 uses clip-on ends at both connections and is molded to match the original path on supported BMW models. Inspect the mating tubes and connectors for wear, debris, or damage before attaching the new hose.

Compatible With 1999-2000 BMW 323i, Intake To Tube; 2000 BMW 323Ci, Intake To Tube; 2001-2008 BMW 525i, Intake To Tube; 2001-2007 BMW 530i, Intake To Tube; 2004-2007 BMW X3, Intake To Tube; 2001-2007 BMW X5, Intake To Tube; 2001-2006 BMW 330i, Intake To Tube; and additional listed BMW applications. Confirm exact engine and routing details against the vehicle before service.

Quality Assurance

Gates manufactures this emission control hose as an OE-exact replacement built from durable materials for long service life. The EMH148 is intended to restore emission system operation and maintain factory-style fitment on the listed BMW applications.