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d3r/d3s whats the difference

JAMES A4 Apr 23, 2011

  1. JAMES A4

    JAMES A4 New Member

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    hi all can anyone tell me what the difference is between the d3r and d3s bulbs that fit the hid lights in a audi a4
     
  2. squattro

    squattro New Member

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    D3S bulbs are for projector headlamps as Audis and D3R are used by cars with reflektor headlamps.
     

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