Gates EMH225 Engine Crankcase Breather Hose - Oil Separator To Intake

Gates EMH225 Crankcase Breather Hose

The Gates EMH225 is an OE-exact engine crankcase breather hose for emission control service. It restores the crankcase ventilation path between the oil separator and intake on select BMW applications, including BMW 323i, 325i, 330i, 525i, 530i, and Z4 models.

Built from molded plastic with clip-on ends, this Gates Emission Control Hose is shaped for direct replacement and consistent routing. The EMH225 is made to match the original hose layout and connection style for a clean service fit.

Key Features

• OE Exact replacement for crankcase ventilation and emission control service
• Molded plastic construction for direct-fit routing
• Clip-on end design at all connection points
• Centerline length: 9.625 in. (244 mm)
• Inside diameter: 0.465 in. (12 mm)
• OE comparison rating: OE Exact
• Brand line: Gates Emission Control Hose

Product Details

Gates EMH225 is an engine crankcase breather hose engineered for the emission control system, specifically the oil separator to intake connection. The molded design helps maintain the original hose path, while the clip-on ends support a secure connection at the factory-style attachment points. If you are replacing a cracked or leaking BMW crankcase ventilation hose, this part number provides a direct OE-style solution. This part cross-references Rein ABV0139 and URO 11617559530 for the same application.

Common Problems This Hose Can Address

• Cracked or brittle crankcase breather hose
• Vacuum leaks in the emission control system
• Oil separator to intake hose failure
• Rough idle caused by ventilation hose leakage
• Check engine light concerns related to crankcase ventilation flow

Installation Notes and Fitment

Fits 2006-2011 BMW 323i, Oil Separator To Intake; 2006 BMW 325i, Oil Separator To Intake; 2006 BMW 325xi, Oil Separator To Intake; 2006 BMW 330i, Oil Separator To Intake; 2006 BMW 330xi, Oil Separator To Intake; 2006-2007 BMW 525i, Oil Separator To Intake; 2006-2007 BMW 525xi, Oil Separator To Intake; 2006-2007 BMW 530i, Oil Separator To Intake; 2006-2007 BMW 530xi, Oil Separator To Intake; 2006 BMW Z4, Oil Separator To Intake.

Verify the hose routing, connector style, and engine configuration before installation. The EMH225 uses clip-on ends and molded construction, so proper alignment at the oil separator and intake connections is important for a secure seal. Confirm fitment for your BMW 323i, 525i, or Z4 by matching the OE hose path and connection points.

Quality Assurance

Gates manufactures this emission control hose as an OE-exact replacement built from durable materials for service life and restored system operation. The EMH225 is intended to match original equipment specifications for the listed BMW applications.