OEM Knowledge Base

Genuine Parts.
Real Expertise.

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

All
BMW Mercedes-Benz Audi Volkswagen Porsche Volvo Toyota Land Rover Jaguar Lexus
How-To Guides Brand Guides OEM Guides Parts Guides
BMW Parts Guide

BMW OEM Brake Pads: Why Genuine Matters

Why genuine OEM brake pads are the only sensible choice for BMW. Covers pad compounds, brake judder, common mistakes, and part numbers.

Volkswagen Brand Guide

Volkswagen Genuine Parts: The Complete Guide

Everything VW owners need to know about sourcing genuine OEM parts — VAG part numbers, common repairs, and saving money over dealer prices.

Audi Brand Guide

Audi OEM Parts: Everything You Need to Know

Complete guide to genuine Audi OEM parts — how the VAG parts system works, finding part numbers, and sourcing at fair prices.

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.

Mercedes-Benz Brand Guide

Mercedes-Benz Genuine Parts: The Complete Guide

The definitive guide to sourcing genuine Mercedes-Benz OEM parts. Covers part numbers, model compatibility, pricing, and trusted suppliers.

BMW Brand Guide

BMW OEM Parts: The Complete Owner's Guide

Everything BMW owners need to know about genuine OEM parts — part numbers, suppliers, pricing, and where to buy without paying dealer prices.

OEM Guide

OEM vs Aftermarket Car Parts: The Complete Guide

What is the real difference between OEM and aftermarket parts? We cover quality, warranty, price, and when each makes sense for your car.

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.