The mystery of adding LED lights to a modern BMW with CAN Bus (Controller Area Network) electrical system is easy to resolve. The “smart” CAN Bus smells a rat when you pop in an LED brake light or ...

A $246.00 LED Replacement for Four $1.81 Bulbs? Why Not?! So all of you cheap BMW Airhead guys who visit a junkyard just to grift a valve cap from a wreck because 25¢ for a new one is too much — this ...

Recently I converted the parking lights/turn signals and the taillights/turn signals in my 1956 Chevrolet to LEDs. The good part is they are really bright; the bad part is now the turn signals won't ...

Seen those cars with fancy turn signals on their side view mirrors? Would you like to add something like that without buying a new car? Well, this circuit takes that idea a step further by generating ...