cleaning headlights

r32

New member
Thought I would share my headlight restoration. Grew up in a body shop and I used a method we used to use for customers whose headlights we could not find replacements for, or that just needed restoration. This was pre-internet days.

2008 4Runner so these headlights are almost 10 yrs old. Am I that old already? :crazy: They were so hazy and yellowed, driving at night I often wondered if I had my lights on. Very dim. This method restores the lights to nearly factory condition and should prevent yellowing and protect them for the remainder of vehicle's life.

Steps
Tape off edges with painter/masking tape to protect paint.
Wet sand lightly with 400 grit.
Wet sand slightly harder with 600 grit.
Wet sand lightly with 2000 grit.
Dry completely and thoroughly.
Use painter plastic or trashbag. Lay over top of grill and cut holes for lights. Tape to seal.
Use alcohol and lint free cloth to wipe headlights clean to remove all finger oils, smudges, and particles.
Spray first coat of gloss clear. Wait 3-5 minutes.
Spray second coat of gloss clear. Wait 3-5 minutes.
Spray third coat of gloss clear. Wait 20-24 hours.

Wet sand very lightly with 2000 grit to remove orange peel.
Bust out Novus 2, and polish by hand or with device until it's beautiful.
Bust out Novus 1, and spray clean final residue.
Seal with car polish like Mothers.

When polishing with device, be careful not to cut through too many layers of the clear gloss with Novus 2. You don't want to burn it off all the way back down to the original plastic. I did mine by hand, but I prefer a workout.

Make sure the gloss can has the yellow stripe 'bonds to plastic' and also on the side, should say Non-yellowing, and UV Protection
Rust-Oleum American Accents Ultra Cover 2x

Novus Plastic Cleaner

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Did this a few times then finally realized it was almost cheaper to just replace by the time i realized how much time and cheese i had already spent.. Look great though..props..

Sent from my VS988 using Tapatalk
 
New headlights cost upwards of $70+ per piece.

These materials I bought separately between home depot and walmart cost about $20, except for Novus stuff which I ordered online. The goods are enough to do three or four sets of headlights. Pretty much the same cost as most of the higher end headlight restoration kits out there which don't seem to work as well.
 
Did a very similar process with mine, but have been meaning to buff out the orange peel for some time.

Most importantly:
If you don't follow through with some sort of clear coat over top, your headlights will go back to yellow in about a year, ask how I know.
 
Are the headlights clear after 2000 grit, no polishing needed before the first coat of gloss?

No. They'll be a little foggy after 2000 grit, which is supposed to happen. I did not polish before applying gloss. I went straight from 2000 grit -> three nice evenly sprayed coats of gloss clear.
 
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Nice job, hope it works for you.

I'm subscribed to this thread.

I would like to know how this holds up. Without a UV protectant, I suspect that in places that have a lot of heat, UV, and a lot sunshine like AZ, it will fail - it's anybody's guess to what the time frame would be.

I've used two headlight restoration kits in the past 2 years. This year I gave up and bought two new lights. I had XPEL installed over both lights. Rock abrasion is another factor along with UV failure.

Pricey but I'm a happy camper now and I love the new lights. I definitely have more light, and brighter light going OEM and doing what I did then trying to restore the headlamps.
 
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Looks good! Mine were starting to get a little oxidized. Dealership offered to throw in their restoration for $50 along with some other stuff that was being done. Too good to pass up and turned out really well.
 

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