Morimoto Toyota 4Runner (21-24): XB LED Headlight Adapter
Morimoto XB LED Headlight Adapter — Toyota 4Runner (2021–2024)
Late 5th Gen 4Runners with factory LED lighting need the right harness before Morimoto XB LED headlights will plug in — this application-specific adapter is that harness. Connect it and the headlights operate immediately: no complicated setup, no splicing, a true plug-and-play integration with the factory OEM LED lighting system.
| Spec | Detail |
|---|---|
| Part numbers | LF531H (OE projector-LED with LED high beams); LF531H-2 (halogen high beams) |
| Function | Adapter harness for running Morimoto XB LED headlights with factory OEM LED lighting |
| Install | Plug-and-play — connect the harness for immediate operation |
| Fitment | Toyota 4Runner 2021–2024 |
Do I need this adapter for XB LED headlights?
If your 2021–2024 4Runner came with factory OEM LED lighting, this adapter harness enables seamless integration with Morimoto XB LED headlights.
Which version should I choose?
Choose LF531H if your truck has OE projector-LED headlights with LED high beams; choose LF531H-2 if it has halogen high beams. Both configurations deliver complete functionality.
Is the install difficult?
No. The harness is a true plug-and-play design — simply connect it for immediate operation, with no complicated setup required.
What does the adapter actually do?
It bridges the factory OEM LED lighting system and Morimoto XB LED headlights so the new headlights operate seamlessly on the stock wiring.
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Specifications
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