FAST offers several main harness options to aC-Commodate most customers' needs. The XFI Main Harness is responsible for connecting your XFI ECU to sensors as well as digital dashes, EGT modules, and various optional accessories. The Main Harness also handles communication between the ECU and ignition devices. Main harnesses are available in TPI, LT-1, LS-1 through 9 (including truck/suv designs), Modern Hemi, Carburetor Conversions and even Rear-Engine Dragsters and Boats. FAST also offers Main Harnesses that come terminated on the sensor side but non-terminated on the ECU side to allow for a truely custom fit. All terminals, seals and connectors are available individually, so don't hesitate to try your hand at crafting your own custom harness from start to finish.
XFI Main Harness designed for integration with engines whose sensors feature Mopar style sensors.
Works well out of the box with 5.7L/6.1L/6.4L Modern Hemi Applications.

Fitment:
Chrysler 300 Base 2005
Chrysler 300 Base 2006
Chrysler 300 Base 2007
Chrysler 300 Base 2011
Chrysler 300 Base 2012
Chrysler 300 Base 2013
Chrysler 300 Base 2014
Chrysler 300 C 2005
Chrysler 300 C 2006
Chrysler 300 C 2007
Chrysler 300 C 2008
Chrysler 300 C 2009
Chrysler 300 C 2010
Chrysler 300 C 2011
Chrysler 300 C 2012
Chrysler 300 C 2013
Chrysler 300 C 2014
Chrysler 300 C 2015
Chrysler 300 C 2016
Chrysler 300 C 2017
Chrysler 300 C 2018
Chrysler 300 C Luxury 2012
Chrysler 300 C Luxury 2013
Chrysler 300 C Luxury 2014
Chrysler 300 C Platinum 2015
Chrysler 300 C Platinum 2016
Chrysler 300 C Platinum 2017
Chrysler 300 C SRT8 2005
Chrysler 300 C SRT8 2006
Chrysler 300 C SRT8 2007
Chrysler 300 C SRT8 2008
Chrysler 300 C SRT8 2009
Chrysler 300 C SRT8 2010
Chrysler 300 Limited 2005
Chrysler 300 Limited 2006
Chrysler 300 Limited 2007
Chrysler 300 Limited 2008
Chrysler 300 Limited 2009
Chrysler 300 Limited 2010
Chrysler 300 Limited 2011
Chrysler 300 Limited 2012
Chrysler 300 Limited 2015
Chrysler 300 Limited 2018
Chrysler 300 LX 2008
Chrysler 300 LX 2009
Chrysler 300 S 2010
Chrysler 300 S 2012
Chrysler 300 S 2013
Chrysler 300 S 2014
Chrysler 300 S 2015
Chrysler 300 S 2016
Chrysler 300 S 2017
Chrysler 300 S 2018
Chrysler 300 Signature Series 2009
Chrysler 300 SRT8 2012
Chrysler 300 SRT8 2013
Chrysler 300 SRT8 2014
Chrysler 300 Touring 2005
Chrysler 300 Touring 2006
Chrysler 300 Touring 2007
Chrysler 300 Touring 2008
Chrysler 300 Touring 2009
Chrysler 300 Touring 2010
Chrysler 300 Touring 2011
Chrysler Aspen Limited 2007
Chrysler Aspen Limited 2008
Chrysler Aspen Limited 2009
Chrysler Aspen Limited Hybrid 2009
Dodge Challenger R/T 2009
Dodge Challenger R/T 2010
Dodge Challenger R/T 2011
Dodge Challenger R/T 2012
Dodge Challenger R/T 2013
Dodge Challenger R/T 2014
Dodge Challenger R/T 2015
Dodge Challenger R/T 2016
Dodge Challenger R/T 2017
Dodge Challenger R/T 2018
Dodge Challenger R/T Classic 2012
Dodge Challenger R/T Plus 2015
Dodge Challenger R/T Plus 2016
Dodge Challenger R/T Plus Shaker 2016
Dodge Challenger R/T Shaker 2016
Dodge Challenger Rallye Redline 2014
Dodge Challenger Scat Pack 2015
Dodge Challenger SE 2009
Dodge Challenger SE 2010
Dodge Challenger SE 2011
Dodge Challenger SRT 392 2015
Dodge Challenger SRT Hellcat 2015
Dodge Challenger SRT8 2008
Dodge Challenger SRT8 2009
Dodge Challenger SRT8 2010
Dodge Challenger SRT8 2011
Dodge Challenger SRT8 2012
Dodge Challenger SRT8 2013
Dodge Challenger SRT8 2014
Dodge Challenger SXT 2012
Dodge Challenger SXT 2013
Dodge Challenger SXT 2014
Dodge Challenger SXT 2015
Dodge Challenger SXT Plus 2012
Dodge Challenger SXT Plus 2015
Dodge Challenger T/A 2017
Dodge Challenger T/A 2018
Dodge Charger Base 2006
Dodge Charger Base 2007
Dodge Charger Daytona 2017
Dodge Charger Daytona 2018
Dodge Charger Daytona R/T 2006
Dodge Charger Pursuit 2006
Dodge Charger Pursuit 2007
Dodge Charger Pursuit 2008
Dodge Charger Pursuit 2009
Dodge Charger Pursuit 2010
Dodge Charger Pursuit 2011
Dodge Charger Pursuit 2012
Dodge Charger Pursuit 2013
Dodge Charger Pursuit 2014
Dodge Charger Pursuit 2015
Dodge Charger Pursuit 2016
Dodge Charger Pursuit 2017
Dodge Charger Pursuit 2018
Dodge Charger R/T 2006
Dodge Charger R/T 2007
Dodge Charger R/T 2008
Dodge Charger R/T 2009
Dodge Charger R/T 2010
Dodge Charger R/T 2011
Dodge Charger R/T 2012
Dodge Charger R/T 2013
Dodge Charger R/T 2014
Dodge Charger R/T 2015
Dodge Charger R/T 2016
Dodge Charger R/T 2017
Dodge Charger R/T 2018
Dodge Charger R/T Road & Track 2015
Dodge Charger R/T Road & Track 2016
Dodge Charger R/T Scat Pack 2015
Dodge Charger SE 2006
Dodge Charger SE 2007
Dodge Charger SE 2008
Dodge Charger SE 2009
Dodge Charger SE 2010
Dodge Charger SE 2011
Dodge Charger SE 2012
Dodge Charger SE 2013
Dodge Charger SE 2014
Dodge Charger SE 2015
Dodge Charger SRT 392 2015
Dodge Charger SRT Hellcat 2015
Dodge Charger SRT8 2006
Dodge Charger SRT8 2007
Dodge Charger SRT8 2008
Dodge Charger SRT8 2009
Dodge Charger SRT8 2010
Dodge Charger SRT8 2012
Dodge Charger SRT8 2013
Dodge Charger SRT8 2014
Dodge Charger SXT 2006
Dodge Charger SXT 2007
Dodge Charger SXT 2008
Dodge Charger SXT 2009
Dodge Charger SXT 2010
Dodge Charger SXT 2012
Dodge Charger SXT 2013
Dodge Charger SXT 2014
Dodge Charger SXT 2015
Dodge Charger SXT Plus 2012
Dodge Durango Adventurer 2006
Dodge Durango Adventurer 2007
Dodge Durango Adventurer 2008
Dodge Durango Citadel 2011
Dodge Durango Citadel 2012
Dodge Durango Citadel 2013
Dodge Durango Citadel 2014
Dodge Durango Citadel 2015
Dodge Durango Citadel 2016
Dodge Durango Citadel 2017
Dodge Durango Citadel 2018
Dodge Durango Crew 2011
Dodge Durango Crew 2012
Dodge Durango Crew 2013
Dodge Durango Express 2011
Dodge Durango GT 2018
Dodge Durango Heat 2011
Dodge Durango Limited 2004
Dodge Durango Limited 2005
Dodge Durango Limited 2006
Dodge Durango Limited 2007
Dodge Durango Limited 2008
Dodge Durango Limited 2009
Dodge Durango Limited 2014
Dodge Durango Limited 2015
Dodge Durango Limited 2016
Dodge Durango Limited Hybrid 2009
Dodge Durango Pursuit 2018
Dodge Durango R/T 2011
Dodge Durango R/T 2012
Dodge Durango R/T 2013
Dodge Durango R/T 2014
Dodge Durango R/T 2015
Dodge Durango R/T 2016
Dodge Durango R/T 2017
Dodge Durango R/T 2018
Dodge Durango Rallye 2014
Dodge Durango Rallye 2015
Dodge Durango SE 2009
Dodge Durango SLT 2004
Dodge Durango SLT 2005
Dodge Durango SLT 2006
Dodge Durango SLT 2007
Dodge Durango SLT 2008
Dodge Durango SLT 2009
Dodge Durango Special Service 2012
Dodge Durango Special Service 2013
Dodge Durango Special Service 2014
Dodge Durango Special Service 2015
Dodge Durango Special Service 2016
Dodge Durango Special Service 2017
Dodge Durango Special Service 2018
Dodge Durango ST 2004
Dodge Durango ST 2005
Dodge Durango SXT 2005
Dodge Durango SXT 2006
Dodge Durango SXT 2007
Dodge Durango SXT 2008
Dodge Durango SXT 2012
Dodge Durango SXT 2013
Dodge Durango SXT 2014
Dodge Durango SXT 2015
Dodge Durango SXT 2018
Dodge Magnum R/T 2005
Dodge Magnum R/T 2006
Dodge Magnum R/T 2007
Dodge Magnum R/T 2008
Dodge Magnum SE 2005
Dodge Magnum SE 2006
Dodge Magnum SE 2007
Dodge Magnum SE 2008
Dodge Magnum SRT8 2006
Dodge Magnum SRT8 2007
Dodge Magnum SRT8 2008
Dodge Magnum SXT 2005
Dodge Magnum SXT 2006
Dodge Magnum SXT 2007
Dodge Magnum SXT 2008
Dodge Magnum SXT Special Edition 2005
Dodge Ram 1500 Laramie 2003
Dodge Ram 1500 Laramie 2004
Dodge Ram 1500 Laramie 2005
Dodge Ram 1500 Laramie 2006
Dodge Ram 1500 Laramie 2007
Dodge Ram 1500 Laramie 2008
Dodge Ram 1500 Laramie 2009
Dodge Ram 1500 Laramie 2010
Dodge Ram 1500 SLT 2003
Dodge Ram 1500 SLT 2004
Dodge Ram 1500 SLT 2005
Dodge Ram 1500 SLT 2006
Dodge Ram 1500 SLT 2007
Dodge Ram 1500 SLT 2008
Dodge Ram 1500 SLT 2009
Dodge Ram 1500 SLT 2010
Dodge Ram 1500 Sport 2006
Dodge Ram 1500 Sport 2007
Dodge Ram 1500 Sport 2009
Dodge Ram 1500 Sport 2010
Dodge Ram 1500 SRT-10 2004
Dodge Ram 1500 SRT-10 2005
Dodge Ram 1500 SRT-10 2006
Dodge Ram 1500 ST 2003
Dodge Ram 1500 ST 2004
Dodge Ram 1500 ST 2005
Dodge Ram 1500 ST 2006
Dodge Ram 1500 ST 2007
Dodge Ram 1500 ST 2008
Dodge Ram 1500 ST 2009
Dodge Ram 1500 ST 2010
Dodge Ram 1500 SXT 2008
Dodge Ram 1500 TRX 2009
Dodge Ram 1500 TRX 2010
Dodge Ram 1500 TRX4 2006
Dodge Ram 1500 TRX4 2007
Dodge Ram 1500 TRX4 2009
Dodge Ram 1500 TRX4 2010
Dodge Ram 2500 Laramie 2003
Dodge Ram 2500 Laramie 2005
Dodge Ram 2500 Laramie 2006
Dodge Ram 2500 Laramie 2007
Dodge Ram 2500 Laramie 2008
Dodge Ram 2500 Laramie 2009
Dodge Ram 2500 Laramie 2010
Dodge Ram 2500 Power Wagon 2006
Dodge Ram 2500 Power Wagon 2007
Dodge Ram 2500 Power Wagon 2008
Dodge Ram 2500 Power Wagon 2009
Dodge Ram 2500 Power Wagon 2010
Dodge Ram 2500 SLT 2003
Dodge Ram 2500 SLT 2004
Dodge Ram 2500 SLT 2005
Dodge Ram 2500 SLT 2006
Dodge Ram 2500 SLT 2007
Dodge Ram 2500 SLT 2008
Dodge Ram 2500 SLT 2009
Dodge Ram 2500 SLT 2010
Dodge Ram 2500 Sport 2006
Dodge Ram 2500 Sport 2007
Dodge Ram 2500 ST 2003
Dodge Ram 2500 ST 2004
Dodge Ram 2500 ST 2005
Dodge Ram 2500 ST 2006
Dodge Ram 2500 ST 2007
Dodge Ram 2500 ST 2008
Dodge Ram 2500 ST 2009
Dodge Ram 2500 ST 2010
Dodge Ram 2500 SXT 2008
Dodge Ram 2500 SXT 2009
Dodge Ram 2500 SXT 2010
Dodge Ram 2500 TRX 2010
Dodge Ram 2500 TRX4 2006
Dodge Ram 2500 TRX4 2007
Dodge Ram 3500 Laramie 2003
Dodge Ram 3500 Laramie 2004
Dodge Ram 3500 Laramie 2005
Dodge Ram 3500 Laramie 2006
Dodge Ram 3500 Laramie 2007
Dodge Ram 3500 Laramie 2008
Dodge Ram 3500 Laramie 2009
Dodge Ram 3500 SLT 2003
Dodge Ram 3500 SLT 2004
Dodge Ram 3500 SLT 2005
Dodge Ram 3500 SLT 2006
Dodge Ram 3500 SLT 2007
Dodge Ram 3500 SLT 2008
Dodge Ram 3500 SLT 2009
Dodge Ram 3500 Sport 2006
Dodge Ram 3500 Sport 2007
Dodge Ram 3500 ST 2003
Dodge Ram 3500 ST 2004
Dodge Ram 3500 ST 2005
Dodge Ram 3500 ST 2006
Dodge Ram 3500 ST 2007
Dodge Ram 3500 ST 2008
Dodge Ram 3500 ST 2009
Dodge Ram 3500 SXT 2008
Dodge Ram 3500 SXT 2009
Dodge Ram 3500 TRX4 2007
Jeep Commander 65th Anniversary Edition 2006
Jeep Commander Base 2006
Jeep Commander Base 2007
Jeep Commander Limited 2006
Jeep Commander Limited 2007
Jeep Commander Limited 2008
Jeep Commander Limited 2009
Jeep Commander Limited 2010
Jeep Commander Overland 2007
Jeep Commander Overland 2008
Jeep Commander Overland 2009
Jeep Commander Sport 2007
Jeep Commander Sport 2008
Jeep Commander Sport 2009
Jeep Commander Sport 2010
Jeep Grand Cherokee 65th Anniversary Edition 2006
Jeep Grand Cherokee High Altitude 2018
Jeep Grand Cherokee Laredo 2005
Jeep Grand Cherokee Laredo 2006
Jeep Grand Cherokee Laredo 2007
Jeep Grand Cherokee Laredo 2008
Jeep Grand Cherokee Laredo 2009
Jeep Grand Cherokee Laredo 2010
Jeep Grand Cherokee Laredo 2011
Jeep Grand Cherokee Laredo 2012
Jeep Grand Cherokee Laredo 2013
Jeep Grand Cherokee Laredo 2014
Jeep Grand Cherokee Laredo 2015
Jeep Grand Cherokee Limited 2005
Jeep Grand Cherokee Limited 2006
Jeep Grand Cherokee Limited 2007
Jeep Grand Cherokee Limited 2008
Jeep Grand Cherokee Limited 2009
Jeep Grand Cherokee Limited 2010
Jeep Grand Cherokee Limited 2011
Jeep Grand Cherokee Limited 2012
Jeep Grand Cherokee Limited 2013
Jeep Grand Cherokee Limited 2014
Jeep Grand Cherokee Limited 2015
Jeep Grand Cherokee Limited 2016
Jeep Grand Cherokee Limited 2017
Jeep Grand Cherokee Limited 2018
Jeep Grand Cherokee Overland 2006
Jeep Grand Cherokee Overland 2007
Jeep Grand Cherokee Overland 2008
Jeep Grand Cherokee Overland 2009
Jeep Grand Cherokee Overland 2011
Jeep Grand Cherokee Overland 2012
Jeep Grand Cherokee Overland 2013
Jeep Grand Cherokee Overland 2014
Jeep Grand Cherokee Overland 2015
Jeep Grand Cherokee Overland 2016
Jeep Grand Cherokee Overland 2017
Jeep Grand Cherokee Overland 2018
Jeep Grand Cherokee Overland Summit 2012
Jeep Grand Cherokee SRT 2014
Jeep Grand Cherokee SRT 2015
Jeep Grand Cherokee SRT8 2006
Jeep Grand Cherokee SRT8 2007
Jeep Grand Cherokee SRT8 2008
Jeep Grand Cherokee SRT8 2009
Jeep Grand Cherokee SRT8 2010
Jeep Grand Cherokee SRT8 2012
Jeep Grand Cherokee SRT8 2013
Jeep Grand Cherokee Summit 2014
Jeep Grand Cherokee Summit 2015
Jeep Grand Cherokee Summit 2016
Jeep Grand Cherokee Summit 2017
Jeep Grand Cherokee Summit 2018
Jeep Grand Cherokee Trailhawk 2017
Jeep Grand Cherokee Trailhawk 2018
Ram 1500 Big Horn 2011
Ram 1500 Big Horn 2012
Ram 1500 Big Horn 2013
Ram 1500 Big Horn 2014
Ram 1500 Big Horn 2015
Ram 1500 Big Horn 2016
Ram 1500 Big Horn 2017
Ram 1500 Big Horn 2018
Ram 1500 Express 2012
Ram 1500 Express 2013
Ram 1500 Express 2014
Ram 1500 Express 2015
Ram 1500 Express 2016
Ram 1500 Express 2017
Ram 1500 Express 2018
Ram 1500 HFE 2014
Ram 1500 Laramie 2011
Ram 1500 Laramie 2012
Ram 1500 Laramie 2013
Ram 1500 Laramie 2014
Ram 1500 Laramie 2015
Ram 1500 Laramie 2016
Ram 1500 Laramie 2017
Ram 1500 Laramie 2018
Ram 1500 Laramie Limited 2014
Ram 1500 Laramie Limited 2015
Ram 1500 Laramie Longhorn 2011
Ram 1500 Laramie Longhorn 2012
Ram 1500 Laramie Longhorn 2013
Ram 1500 Laramie Longhorn 2014
Ram 1500 Laramie Longhorn 2015
Ram 1500 Laramie Longhorn 2016
Ram 1500 Laramie Longhorn 2017
Ram 1500 Laramie Longhorn 2018
Ram 1500 Limited 2015
Ram 1500 Limited 2016
Ram 1500 Limited 2017
Ram 1500 Limited 2018
Ram 1500 Lone Star 2014
Ram 1500 Lone Star 2015
Ram 1500 Lone Star 2016
Ram 1500 Lone Star 2017
Ram 1500 Lone Star 2018
Ram 1500 Outdoorsman 2011
Ram 1500 Outdoorsman 2012
Ram 1500 Outdoorsman 2013
Ram 1500 Outdoorsman 2014
Ram 1500 Outdoorsman 2015
Ram 1500 Outdoorsman 2016
Ram 1500 R/T 2013
Ram 1500 Rebel 2015
Ram 1500 Rebel 2016
Ram 1500 Rebel 2017
Ram 1500 Rebel 2018
Ram 1500 SLT 2011
Ram 1500 SLT 2012
Ram 1500 SLT 2013
Ram 1500 SLT 2014
Ram 1500 SLT 2015
Ram 1500 SLT 2016
Ram 1500 SLT 2017
Ram 1500 SLT 2018
Ram 1500 Special Service 2014
Ram 1500 Special Service 2015
Ram 1500 Special Service 2016
Ram 1500 Special Service 2017
Ram 1500 Special Service 2018
Ram 1500 Sport 2011
Ram 1500 Sport 2012
Ram 1500 Sport 2013
Ram 1500 Sport 2014
Ram 1500 Sport 2015
Ram 1500 Sport 2016
Ram 1500 Sport 2017
Ram 1500 Sport 2018
Ram 1500 ST 2011
Ram 1500 ST 2012
Ram 1500 Tradesman 2011
Ram 1500 Tradesman 2012
Ram 1500 Tradesman 2013
Ram 1500 Tradesman 2014
Ram 1500 Tradesman 2015
Ram 1500 Tradesman 2016
Ram 1500 Tradesman 2017
Ram 1500 Tradesman 2018
Ram 1500 Tradesman HD 2012
Ram 2500 Big Horn 2013
Ram 2500 Big Horn 2014
Ram 2500 Big Horn 2015
Ram 2500 Big Horn 2016
Ram 2500 Big Horn 2017
Ram 2500 Big Horn 2018
Ram 2500 Laramie 2011
Ram 2500 Laramie 2012
Ram 2500 Laramie 2013
Ram 2500 Laramie 2014
Ram 2500 Laramie 2015
Ram 2500 Laramie 2016
Ram 2500 Laramie 2017
Ram 2500 Laramie Limited 2014
Ram 2500 Laramie Limited 2015
Ram 2500 Laramie Longhorn 2011
Ram 2500 Laramie Longhorn 2012
Ram 2500 Laramie Longhorn 2013
Ram 2500 Laramie Longhorn 2014
Ram 2500 Laramie Longhorn 2015
Ram 2500 Laramie Longhorn 2016
Ram 2500 Laramie Longhorn 2017
Ram 2500 Limited 2016
Ram 2500 Limited 2017
Ram 2500 Limited 2018
Ram 2500 Lone Star 2013
Ram 2500 Lone Star 2014
Ram 2500 Lone Star 2015
Ram 2500 Outdoorsman 2012
Ram 2500 Outdoorsman 2013
Ram 2500 Outdoorsman 2014
Ram 2500 Outdoorsman 2015
Ram 2500 Outdoorsman 2016
Ram 2500 Power Wagon 2011
Ram 2500 Power Wagon 2012
Ram 2500 Power Wagon 2013
Ram 2500 SLT 2011
Ram 2500 SLT 2012
Ram 2500 SLT 2013
Ram 2500 SLT 2014
Ram 2500 SLT 2015
Ram 2500 SLT 2016
Ram 2500 SLT 2017
Ram 2500 SLT 2018
Ram 2500 ST 2011
Ram 2500 ST 2012
Ram 2500 ST 2013
Ram 2500 Tradesman 2013
Ram 2500 Tradesman 2014
Ram 2500 Tradesman 2015
Ram 2500 Tradesman 2016
Ram 2500 Tradesman 2017
Ram 2500 Tradesman 2018
Ram 3500 Big Horn 2013
Ram 3500 Big Horn 2014
Ram 3500 Big Horn 2015
Ram 3500 Big Horn 2016
Ram 3500 Big Horn 2017
Ram 3500 Big Horn 2018
Ram 3500 Laramie 2011
Ram 3500 Laramie 2012
Ram 3500 Laramie 2013
Ram 3500 Laramie 2014
Ram 3500 Laramie 2015
Ram 3500 Laramie 2016
Ram 3500 Laramie 2017
Ram 3500 Laramie 2018
Ram 3500 Laramie Limited 2014
Ram 3500 Laramie Limited 2015
Ram 3500 Laramie Longhorn 2013
Ram 3500 Laramie Longhorn 2014
Ram 3500 Laramie Longhorn 2015
Ram 3500 Laramie Longhorn 2016
Ram 3500 Laramie Longhorn 2017
Ram 3500 Laramie Longhorn 2018
Ram 3500 Limited 2016
Ram 3500 Limited 2017
Ram 3500 Limited 2018
Ram 3500 Lone Star 2013
Ram 3500 Lone Star 2014
Ram 3500 Lone Star 2015
Ram 3500 Lone Star 2017
Ram 3500 SLT 2011
Ram 3500 SLT 2012
Ram 3500 SLT 2013
Ram 3500 SLT 2014
Ram 3500 SLT 2015
Ram 3500 SLT 2016
Ram 3500 SLT 2017
Ram 3500 SLT 2018
Ram 3500 ST 2011
Ram 3500 ST 2012
Ram 3500 ST 2013
Ram 3500 Tradesman 2013
Ram 3500 Tradesman 2014
Ram 3500 Tradesman 2015
Ram 3500 Tradesman 2016
Ram 3500 Tradesman 2017
Ram 3500 Tradesman 2018