Decoders for NightRider LED Headlight Bulb Replacements.
The Electric Control Module (ECM) in some vehicles may not be compatible with NightRider LED headlight replacements. Decoders resolve common issues with incompatible LED headlights including flickering headlights, vehicle computer error codes, and dimmed headlights. These issues are more common in foreign vehicles or vehicles with lighting operating under 12V.
Compatible with NightRider H4 Headlight Replacements.
Sold in pairs.