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Turn Signal Flasher Unit - Electronic Sequential - for PLASMA LED BULBS - Repro ~ 1969 - 1973 Mercury Cougar 1969,1969 cougar,1970,1970 cougar,1971,1971 cougar,1972,1972 cougar,1973,1973 cougar,c9w,cougar,d0w,d1w,d2w,d3w,electronic,flasher,mercury,mercury cougar,new,repro,reproduction,sequential,unit,updated,plasma,led,plazma,12827

Turn Signal Flasher Unit - Electronic Sequential - for PLASMA LED BULBS - Repro ~ 1969 - 1973 Mercury Cougar
Item #: 12827

4.81 stars, based on 20 reviews
When your lights are sequencing too rapidly, causing the outer light to not fully illuminate, your original unit is most likely the culprit. This solid state unit replaces the small red (69-70) or green (71-73) flasher found under the dash, next to...
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Reviews 1-10 of 20

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works well.

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great improvement on the factory bulbs, much brighter and also a much clearer turn signal flash when the front lights are on.

Cincinnati, OH
2017

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I had to buy these when I converted to plasma front and rear bulbs. Easy install, just had to find the originals, remove plug and a ground. I did have to swap positions of the wires in one of the plugs. Pay attention to and read the instructions because they tell you the proper wire placement.



I wish these had a round case like the factory flasher so they would fit in the holder better, but not that big of a deal since they are hidden on the backside of the dash.

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  • Ease of installation
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  • None
Easy install and it makes a night vs day difference on how well the lights work.

Austin, TX
2013

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This works and is a must for your turn signal flasher and emergency flashers when converting a 70 to Plasma LED lighting.

South Carolina
2013

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I have reduced the ratings because a 5 star rating would mean the shape would be round like original cans to snap into the holders. Otherwise they work great.....A change to the installation is needed also. It was much easier to just unpin the wires from the plugs with a small eyeglass screwdriver and swap them to be the correct polarity vs. making the wiring adapters mentioned....i had to change mine on the emergency flasher can.

2016

Electronic Flasher

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Ordered this for my 68 Shelby tail lights as I was not getting the outside LED's on the tail lights to flash on turn signals while still using the stock flasher. As it turns out, my issue wasn't the flasher at all. When I was doing all my testing, it was with the car turned off. Once the car was running and battery fully charged, my tail lights worked just fine with the stock flasher. I then swapped in the electronic flasher just to test, and with the engine running, it would not light the outside LED again. So, I put the stock flasher back in and am good to go...

Port Clinton Ohio
2013

Electronic Flasher for Plasma lights.

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Worked perfectly together with the plasma bulbs and sequential control unit. Easy to install.

Electronic Sequential - Flasher Unit - for PLASMA LED BULBS - Repro

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this item/system is the only way to go. Well worth the money

Shawnee, KS
2017

Fits & Plugs in Perfectly

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The new "Electronic Sequential - Flasher Unit - for PLASMA LED BULBS" fit perfectly in the OEM plastic case and the wiring plugs on the new unit plugged right into the existing wiring harness. All plug & play.

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Reviews 1-10 of 20