Looking for reliable and good aftermarket headlights, taillights for my 1992 SC 400 any suggestions?

 

Stock lights are usually the most reliable. If you can swing the money output now, it will likely save you in the longrun.

 

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I sourced a set of $40 Mercedes S550 projectors from eBay and did a retrofit into my foglights with a 3500 lumen LED kit that way outpowered the D2S Xenons.

 

If you're looking for reliable, stock is the best option. It may just need some restoration for its age. And since it already has projectors in it, a projector retrofit is not really necessary, its more of a preference. We on the other hand, can upgrade the projector glass lens to a higher quality glass and still get the same effect newer projectors can do. Here's a quick comparison;

Here are your stock projectors output;

IMG_1884 by Organized Garage Status, on Flickr

And with the Upgraded Projector Lens;

IMG_1875 by Organized Garage Status, on Flickr