Get the Hella fog light kit from Performance Products. Brackets and wiring harness are a bolt-on. Dash fog switch operates the pair and no worries about blowing fuses from improper wattage.

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2009 ML350 (106K) - Family vehicle
2001 CLK430 Cabriolet (80K) - Wife's car
2005 BMW 645CI (138K) - My daily driver
2016 Mustang (32K) - Daughter's car