Relay, main current part numbers
The newest genuine relay, main current codes we track. Open one to see every vehicle it fits and a delivered price.
Browse relay, main current makes
Every model and OEM code we source for these makes.
Other part types
Components with similar coverage in our catalogue.
Before you order
Practical reading on buying used genuine OEM parts, fitment, sourcing and worldwide shipping.
Buying Tips10 Car Parts You Should Always Buy Used (and 5 You Never Should)
Discover 10 car parts you can safely buy used to save money, and 5 parts you should always buy new. Get expert tips on used OEM parts.
Buying GuideIs It Safe to Buy Used Auto Parts Online? A Buyer's Trust Checklist
Worried about buying used auto parts online? Follow this trust checklist to find genuine OEM parts that fit your car. We cover OEM codes, fitment checks, warranties, and more.
DismantlersSell Through a Network: How Dismantlers Reach Buyers Across the World
Discover how dismantlers can join a network to sell used OEM parts worldwide. Auto128 connects you with buyers, handles logistics, and makes cross-border sales easy.