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The Diode Dynamics SL2 Pro H4 LED bulb pair features Advanced TST LED Technology, an internal, top-mounted fan and a fully integrated, wire-free design for compact plug-and-play replacement. Engineered to match original beam focus while increasing output, the sealed cooling supports long-term reliability and the bulbs carry a limited lifetime warranty. Note: in the USA these bulbs are legal for fog lights only, not DOT headlight compliant.
Diode Dynamics H4 White SL2 Pro LED Bulbs (Pair)
