Vehicle Fitment: A useful rail injector tool for identify no-start condition on 2011-2016 Chevy GMC 6.6L Duramax and also for other rails with a 16mm fuel line nut.
Function: This tool can helps in identification of faulty injectors and also used to identify diesel engine knock sounds.
M16x1.5mm internal thread nuts, firstly of confirm the tool's size is highly recommended.
Made of carbon steel, surface anti-rust finished.
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