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OEM Knowledge Base

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How-to guides, part number references, and OEM advice for BMW, Mercedes-Benz, Audi, VW, Porsche, Volvo, and Toyota owners.

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Volkswagen How-To

VW Golf Oil Filter Change: The OEM Guide

Complete step-by-step guide for VW Golf oil filter replacement using genuine OEM parts. Covers Mk5, Mk6, Mk7, and Mk8 with part numbers.

3 Mar 2026 7 min read ->
BMW How-To

How to Find Your BMW Part Number by VIN

Step-by-step guide to finding any BMW OEM part number using your VIN. Works for all BMW models. Find the exact genuine part you need.

3 Mar 2026 6 min read ->
Mercedes-Benz How-To

How to Find Your Mercedes-Benz Part Number

Three reliable methods to find the exact OEM part number for any Mercedes-Benz, using VIN, ETK catalogue, or the part itself.

3 Mar 2026 5 min read ->
BMW How-To

How to Read a BMW Part Number

Decode any BMW OEM part number. Understand the group codes, model prefixes, revision letters, and how to find superseded numbers.

3 Mar 2026 4 min read ->
BMW How-To

BMW Cabin Air Filter Replacement: Complete DIY Guide

Step-by-step instructions for replacing the cabin air filter (microfilter/pollen filter) on BMW 3 Series, 5 Series, and X models.

3 Mar 2026 6 min read ->