I've seen them on 2 other 4th gens, and they look great. They give you a LOT more light, so yeah, you might want to aim them down. The headlights I'm using are 10,000K color temperature, and I think that's perfect.
__________________ The road to Happiness is littered with the broken bodies and shattered dreams of Mustangs and their owners.
-Old Chinese Proverb |