Switch Unit, ignition system OEM 4a0905351a
OEM 4a0905351a is the genuine switch unit, ignition system, fitting 14 vehicles, sourced used across Europe and delivered worldwide.
About OEM 4a0905351a
This is a genuine used OEM ignition system switch unit, part number 4a0905351a. Originally fitted to a wide range of Audi, Seat, Skoda, and VW models from the 1990s and early 2000s, this switch controls the ignition system's electrical functions. As a used OEM part, it offers the same quality and fit as a new dealer component but at a fraction of the cost.
Compatible with many Audi models including the A4 B5 (1995-2000), A6 C4 (1994-1997), A8 D2 (1994-1996), 80 B4, 100 C4, Cabriolet B3, and Coupe B3. Also fits select Seat and Skoda models with the same ignition system. Every unit is sourced from professional dismantlers across Europe, ensuring reliability.
Listings we found
These public listings prove the supply is real. You don't buy from them — we source and deliver through the order box, at one delivered price.
Vehicles compatible with OEM 4a0905351a
This OEM code fits 14 vehicles. Use the filter to find yours; the engine and year range confirm the exact match.
OEM codes related to 4a0905351a
Other genuine OEM codes for Audi that are often ordered alongside this part.
More switch unit, ignition system codes
We track 6 genuine switch unit, ignition system part numbers. Browse the type to find the one that matches your vehicle.
Related models
Browse other Audi models we source and deliver.
Related brands
Genuine used parts for other makes we source and deliver.
Before you order
Read up on part numbers, fitment and how we source and ship genuine used OEM parts worldwide.
BuyingWhy Workshops Are Switching to Cross-Border Used OEM Parts
Discover why independent garages now buy used OEM parts from European dismantlers. Save money, get guaranteed fitment, and receive tracked worldwide delivery.
Parts QualityHow Dismantlers Test and Grade Used Parts Before Listing Them
Professional dismantlers test and grade used OEM parts before listing. Learn about the testing process, grading system, and how to buy with confidence.
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.