USMANDAR, you arent referring to the Vision Plus bulbs are you, as they are the same wattage as OEM, they shouldnt do anything to the housing or wiring. Just more light on the road.

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1986 190E 186K (For Sale)
(Maroon, Tan leather)
1996 C280 Sport 208K
(Brilliant Silver, Black Leather)
2002 CLK430 Sport 45K
(Brilliant Silver, Gray Leather , Birdseye Maple)