H4 halogen headlight booster wiring harness connection relay power-saving 12V

1x Auto H4 Halogen Headlight Booster Wiring Harness. Relay: 12V 40A. Complete cable set for halogen headlights in the automotive sector. Low energy consumption, high energy saving, high quality. Universally applicable for all common halogen headlights of H4/9003.

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