Neon, “undercar neon” or “underglow” car lights can be eye-catching and even ‘cool,’ but…
Neon car lights, also referred to as “underglow” lights, are non-standard neon or LED lights that attach to the under body of a car, truck, or motorcycle. Neon underglow lights are especially popular among aftermarket car dealers and owners seeking to enhance the look of a car, among other things.
One owner of a Saab 9-3 Sportcombi installed LED kit under his car, and the effects can be seen in the following video clip:
But also, you’ll need to check with the laws of your particular state to find out if having them are legal. In most countries The lights are legal so long as your either not moving or your off the road ie tracks private property etc…
Read more: Saab 9-3 with undercar LED lights