Fleece Return Fuel Pressure Test Port for 2011–2016 GM LML Duramax

Description

The return fuel pressure test port for the 2011-2016 LML Duramax is designed to aid the technician in troubleshooting return fuel pressure, frequently necessary when diagnosing CP4 pump failures. When installed in the return fuel system, it allows for a pressure gauge to be connected to the return return fuel side to monitor pressure.

Fitment

• 2011 GM Silverado/Sierra 2500/3500 6.6L LML Duramax
• 2012 GM Silverado/Sierra 2500/3500 6.6L LML Duramax
• 2013 GM Silverado/Sierra 2500/3500 6.6L LML Duramax
• 2014 GM Silverado/Sierra 2500/3500 6.6L LML Duramax
• 2015 GM Silverado/Sierra 2500/3500 6.6L LML Duramax
• 2016 GM Silverado/Sierra 2500/3500 6.6L LML Duramax

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