Wix 51186 Engine Oil Filter

WIX 51186 Engine Oil Filter Overview

The WIX 51186 cartridge oil filter is built for BMW and Land Rover applications that call for a metal-free cartridge-style lube filter. It uses cellulose media and a 25 micron rating to help capture wear particles during normal driving and severe service, including stop-and-go traffic, short trips, dirt roads, construction sites, and interstate travel.

Compatible With BMW 740i, 540i, M5, X5, Z8, 740iL, 750iL, 850Ci, 840Ci, 530i, 850CSi, 850i, and Land Rover Range Rover applications listed in the fitment data. This part number is also referenced as WIX 51186 for OE-style maintenance planning.

Key Features

• Cartridge oil filter design with metal-free construction
• Cellulose filter media for routine engine oil filtration
• 25 micron filtration rating
• 6.358 in. height with 3.267 in. outer diameter
• Built for conventional, synthetic, or synthetic-blend motor oils when specified by the OE manufacturer
• Recommended for OEM oil and filter change intervals, typically 3,750 to 10,000 miles, not to exceed 12 months

Detailed Description

WIX 51186 is an engine oil filter for BMW and Land Rover vehicles that use a cartridge lube filter with the listed dimensions and OE service intervals. The cellulose media and 25 micron rating are suited to everyday filtration needs while supporting maintenance schedules called out by the vehicle manufacturer. For BMW 740i, BMW 540i, BMW M5, BMW X5, and BMW Z8 applications, this filter follows the OE-recommended oil change interval guidance rather than extended-service assumptions.

This part cross-references BMW OE numbers 11 42 1 745 390 and 11 42 1 745 391 for the same application.

What It Helps Address

• Engine wear from suspended contaminants in motor oil
• Reduced filtration performance during stop-and-go driving
• Maintenance needs for short-trip and severe-duty service
• Oil service intervals specified by the OE manufacturer
• Routine filtration on BMW and Land Rover engines using cartridge-style filters

Installation Notes and Tips

• Verify cartridge dimensions before installation: 6.358 in. height, 3.267 in. outer diameter, and 1.485 in. inner diameter bottom.
• Confirm the vehicle uses the listed cartridge-style, metal-free oil filter housing.
• Follow the OE oil change interval for the specific BMW or Land Rover model.
• Use the motor oil grade specified by the vehicle manufacturer, especially on factory-filled synthetic oil applications.

Quality Assurance

WIX cartridge oil filters are specified for use with conventional and synthetic motor oils when recommended by the OE manufacturer and are built around OEM service interval guidance for normal and severe driving conditions.