On Sun, 16 Jul 2017 22:04:45 -0400, Retired > wrote:

>On 7/16/17 8:07 PM, Danny D. wrote:
>> Overall, do those yellowed polycarbonate headlight deoxidizing
>> chemicals or
>> 1600-grit polishing solutions actually work well enough to be
>> indistinguishable from new?
>>
>> We bought for a college kid an older Toyota Camry of the early 2002-2006
>> model vintage where the polycarbonate on the headlights oxidized over
>> time
>> to a cloudy yellowed appearance (and the speaker covers on the rear deck
>> are both burned off by sunlight).
>>
>> The kid has two options, of course, which is replace the oxidized
>> headlights altogether, or try those "toothpaste & sandpaper" deoxidizing
>> remedies on the net, which 'sound' maybe a bit too good to be true.
>> http://www.jpauleytoyota.com/blog/ho...ights-at-home/
>>
>>
>> While the pictures by the headlight-polishing companies are always
>> impressive
>> http://xfactorae.com
>>
>> Yet, this article says that abrasives will only work on "glass" lenses.
>> http://www.ebay.com/gds/THE-TRUTH-AB...0945494/g.html
>>
>>
>> Only someone with actual experience would know the answer to that
>> question.
>>
>> Overall, do those yellowed polycarbonate headlight deoxidizing
>> chemicals or
>> 1600-grit polishing solutions actually work well enough to be
>> indistinguishable from new?
>>
>> If so, which ones do you have the best experience with on Toyota
>> headlights?
>
>I used this kit from Sylvania on my 2008 Ford. It uses 3 grades of
>sandpaper and 2 liquids. Kit has everything you need.
>https://shop.advanceautoparts.com/p/...1&prefZC=06032
>
>There is a YouTube video showing how to use it.
>https://www.youtube.com/watch?v=KWjS...hrffl3&index=1
>
>It's only been 4 months now but the my lights look great.
I've used several with excellent but short term results. They look
like new for about 5 months-8 months, then go bad again. The sealer
makes 'em last a little longer