It's possible to do a simple wiring change to enable the afterglow feature on an existing relay. Do a search on the words: "purple wire".

I would think this would shorten the glow plug life a bit though. Maybe you would only want this during the winter months.

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Palangi

2004 C240 Wagon 203.261 Baby Benz
2008 ML320 CDI Highway Cruiser
2006 Toyota Prius, Saving the Planet @ 48 mpg
2000 F-150, Destroying the Planet @ 20 mpg



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