Adapter & Extension Harnesses

2007-2012 Turbo (HE351VE) to 2013+ Truck.
Gray's Performance
2007-2012 Turbo (HE351VE) to 2013+ Truck.
$44.99
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2003 - 2007 5.9L Cummins High Pressure MAP Adapter V2
Gray's Performance
2003 - 2007 5.9L Cummins High Pressure MAP Adapter V2
From $149.95
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2013+ Turbo (HE300VG) to 2007-2012 Truck.
Gray's Performance
2013+ Turbo (HE300VG) to 2007-2012 Truck.
$44.95
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Clip in OBDII Splitter
Gray's Performance
Clip in OBDII Splitter
$39.95
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Cummins Plug-n-Play Throttle Position Tap
Gray's Performance
Cummins Plug-n-Play Throttle Position Tap
Sold Out
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2013 - 2018 ** Prototype ** Cummins Plug-n-Play Rail Pressure Gauge Tap
Gray's Performance
2013 - 2018 ** Prototype ** Cummins Plug-n-Play Rail Pressure Gauge Tap
Sold Out
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2003 - 2007 5.9L Cummins High Pressure MAP Adapter - NO SENSOR -
Gray's Performance
2003 - 2007 5.9L Cummins High Pressure MAP Adapter - NO SENSOR -
$89.95 $79.95
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