OKAY MOTOR 3-Way PCV Crankcase Breather Hose for BMW 1/3/5 Series | 128i 328i 528i N52 3.0L

Overview

Discover a thoughtfully engineered replacement for crankcase ventilation. OKAY MOTOR’s 3-Way PCV Crankcase Breather Hose is designed for a range of BMW models from the mid-2000s to early-2010s, including 1, 3, and 5 Series, along with X3, X5, and Z4 variants powered by the N52 3.0L inline-six. This aftermarket hose aligns with OEM references 11157559528 and cross references 11-15-7-559-528 / 11 15 7 559 528, offering a compatible, straightforward upgrade that supports proper venting in the PCV system.

Engineered with a focus on durability and reliable performance, the hose is described as 100% brand new with durable construction. It’s designed to fit into the existing PCV plumbing without forcing bends or awkward routing, contributing to a tidy engine bay and a clean vent path during daily driving and longer trips alike.

Key compatibility and fitment

• Fitment: 3-Way PCV Crankcase Breather Hose for BMW 128i, 328i, 528i xDrive, 328xi, 528xi, X3, X5, Z4 with N52 3.0L inline-six
• Application: E60, E82, E90, E91, E92, E93, Z4, X3, X5 with N52 3.0L L6
• OEM references: 11157559528; 11-15-7-559-528; 11 15 7 559 528
• Description: Crankcase vent hose for the PCV system; aftermarket product that is new and built for durability
• Attention: Compare images and OE numbers to confirm a match with your original parts before purchasing

Real-world use and benefits

In practice, this hose offers a compact, unobtrusive path for crankcase venting, helping to organize the PCV plumbing under the hood. The three-way design supports vent routing to multiple system paths, which can contribute to a tidy engine bay layout and consistent venting across driving scenarios.

• Durable materials built to resist heat and vibration for lasting performance
• Broad compatibility across BMW models in the N52 3.0L family
• OEM cross-references provide confidence in fitment for replacement projects

Why choose OKAY MOTOR

OKAY MOTOR offers aftermarket parts designed to restore proper crankcase venting and engine breathing. This 3-Way PCV hose emphasizes reliable construction, secure seals, and a design that accommodates typical routing while avoiding excessive strain on connectors. It’s positioned as a practical upgrade for drivers seeking a solid, non-original option that aligns with the vehicle’s venting needs across daily driving and longer journeys.

Installation notes

Before purchasing, review product images and OE numbers to ensure a correct match with your BMW. If you’re unsure about routing or installation, consult your service manual or a trusted technician to confirm the proper connection points and clamping requirements.