Vaico V20-3300 Engine Crankcase Breather Hose

Engine Crankcase Breather Hose for BMW

The Vaico V20-3300 engine crankcase breather hose is a direct-fit emission control component for BMW crankcase ventilation service. Built to match the listed dimensions and OE-style application requirements, it supports proper crankcase ventilation routing on select BMW 323i, 325i, 328i, 330i, and related models.

VAICO focuses on replacement parts that follow the original vehicle layout and fitment expectations. For BMW owners servicing the crankcase ventilation system, the V20-3300 offers a practical replacement path for a worn, cracked, or leaking breather hose.

Key Features

• Engine crankcase breather hose for the emission control and crankcase ventilation system
• Dimensions: 141 mm length, 83 mm width, 55 mm height
• Lightweight construction at 0.063 kg
• Packaging size: 5.5 cm x 8.3 cm
• VAICO replacement part number V20-3300
• Cross-reference part numbers include 7 555 680 and 11 72 7 555 680

Detailed Description

The Vaico V20-3300 is an engine crankcase breather hose used in BMW crankcase ventilation service. It is specified for select 1999-2005 BMW 323i, 323Ci, 328i, 328Ci, 325i, 325Ci, 330i, 330Ci, 320i, 325xi, and 330xi applications, making it a focused replacement for vehicles that need an OE-style breather hose in the emission control system. This part number, V20-3300, is also referenced by 7 555 680 and 11 72 7 555 680 for the same application.

VAICO is the brand line used for replacement components built around vehicle-specific fitment. For BMW 3 Series service work, this hose supports the crankcase ventilation routing required by the engine’s emission control system and helps restore proper hose integrity when the original part is damaged or deteriorated.

What It Helps Address

• Cracked or brittle crankcase breather hose material
• Oil vapor leakage from the crankcase ventilation path
• Vacuum-related drivability issues caused by hose failure
• Unstable idle conditions linked to ventilation leaks
• Emission control faults related to crankcase ventilation routing

Installation Notes and Tips

Confirm the vehicle’s model, year, and engine configuration before ordering. Fits 1999-2000 BMW 323i, N/A; Fits 2000 BMW 323Ci, N/A; Fits 1999-2000 BMW 328i, N/A; Fits 2000 BMW 328Ci, N/A; Fits 2001-2005 BMW 320i, N/A; Fits 2001-2005 BMW 325Ci, N/A; Fits 2001-2005 BMW 325i, N/A; Fits 2001-2005 BMW 325xi, N/A; Fits 2001-2005 BMW 330Ci, N/A; Fits 2001-2005 BMW 330i, N/A; Fits 2001-2005 BMW 330xi, N/A. Inspect adjoining ventilation components for wear before installation so the replacement hose can seal and route correctly.

Quality Assurance

VAICO replacement parts are cataloged for vehicle-specific application matching and dimensional consistency. The V20-3300 is listed with OE cross-reference numbers for BMW crankcase ventilation service, including 7 555 680 and 11 72 7 555 680.