Features: Premium Auto Zündschalter ensures 99% ignitions success rate with OEM compatible design (1K0905849/5K0905865), featuring overload/short circuit protections. Engineered with heat resistant polymer metal alloy construction and feedbacks design, this direct replacement switches withstands 100,000+ cycles while reducing current loss by 20% compared to standard switches. Ideal for owners seeking OEM grade ignitions reliability in city commutes or long distance travel. Optimizes start stop performances in city traffics scenarios, maintaining stable electrical contact during frequent engine cycles ( 30°C to 120°C operational ranges) for uninterrupted daily drives. Direct fit upgrade for select model vehicle enhances driving focus through precise button engagement, suitable for original wiring harness configurations. Specifications: Part number: 1K0905849 5K0905865 Component: Plastic Package Includes: 1Piece ignitions Starter Switches note: Please allow 1mm errors due to manual measurement. Due to the differences between different monitors, the picture may not reflect the actual color of the item.