I was thinking about doing cab lights on my 2002 D slt..I was told it would be cheaper n easier to put on a lighted visor instead..but doesn't visors kill your gas mileage. .anybody have any of these 2 on there D your input wud be helpful thx..

 

Don't think too hard about it. Carry a tape measure instead.

 

I think oldschool has cab lights.

 

Correct.