GM Original Equipment
Fits 4WD; Crew Cab Pickup; 167.0" Wheelbase; Natural Gas (KL6)
or Extended Cab Pickup; 157.5" Wheelbase; Natural Gas (KL6)
or Standard Cab Pickup; 133.0" Wheelbase; Natural Gas (KL6)
or Extended Cab Pickup; 157.5" Wheelbase; Compressed Natural Gas Conversion (KL8)
or Standard Cab Pickup; 133.0" Wheelbase; Compressed Natural Gas Conversion (KL8)
2003
GM Original Equipment
Fits 4WD; Crew Cab Pickup; 167.0" Wheelbase; Natural Gas (KL6)
or Standard Cab Pickup; 133.0" Wheelbase; Natural Gas (KL6)
or Extended Cab Pickup; Silverado 2500 HD; 157.5" Wheelbase; Natural Gas (KL6)
2004
GM Original Equipment
Fits 4WD; Crew Cab Pickup; 167.0" Wheelbase; Natural Gas (KL6)
or 4WD; Crew Cab Pickup; 4 door; Silverado 2500 HD; 96.0" bed; 167.0" Wheelbase; Fleetside Pickup Box (E63), Natural Gas (KL6)
or Extended Cab Pickup; 157.5" Wheelbase; Natural Gas (KL6), Compressed Natural Gas Conversion (KL8)
or Standard Cab Pickup; 133.0" Wheelbase; Natural Gas (KL6), Compressed Natural Gas Conversion (KL8)
2005
GM Original Equipment
Fits 4WD; Crew Cab Pickup; 167.0" Wheelbase; Natural Gas (KL6)
or 4WD; Crew Cab Pickup; 4 door; 96.0" bed; 167.0" Wheelbase; Fleetside Pickup Box (E63), Natural Gas (KL6)
or Extended Cab Pickup; 157.5" Wheelbase; Natural Gas (KL6), Compressed Natural Gas Conversion (KL8)
or Standard Cab Pickup; 133.0" Wheelbase; Natural Gas (KL6), Compressed Natural Gas Conversion (KL8)
2006
GM Original Equipment
Fits Standard Cab Pickup; 133.0" Wheelbase; Compressed Natural Gas Conversion (KL8)
or Extended Cab Pickup; 157.5" Wheelbase; Natural Gas (KL6), Compressed Natural Gas Conversion (KL8)
or Standard Cab Pickup; 133.0" Wheelbase; Natural Gas (KL6), Compressed Natural Gas Conversion (KL8)
6.6L V8 DIESEL Turbocharged
2002
GM Original Equipment
Fits 4WD; Crew Cab Pickup; 167.0" Wheelbase; Natural Gas (KL6)
or Extended Cab Pickup; 157.5" Wheelbase; Natural Gas (KL6)
or Standard Cab Pickup; 133.0" Wheelbase; Natural Gas (KL6)
or Extended Cab Pickup; 157.5" Wheelbase; Compressed Natural Gas Conversion (KL8)
or Standard Cab Pickup; 133.0" Wheelbase; Compressed Natural Gas Conversion (KL8)
2003
GM Original Equipment
Fits 4WD; Crew Cab Pickup; 167.0" Wheelbase; Natural Gas (KL6)
or Extended Cab Pickup; 157.5" Wheelbase; Natural Gas (KL6)
or Standard Cab Pickup; 133.0" Wheelbase; Natural Gas (KL6)
2004
GM Original Equipment
Fits 4WD; Crew Cab Pickup; 167.0" Wheelbase; Natural Gas (KL6)
or 4WD; Crew Cab Pickup; 4 door; 96.0" bed; 167.0" Wheelbase; Fleetside Pickup Box (E63), Natural Gas (KL6)
or Extended Cab Pickup; 157.5" Wheelbase; Natural Gas (KL6), Compressed Natural Gas Conversion (KL8)
or Standard Cab Pickup; 133.0" Wheelbase; Natural Gas (KL6), Compressed Natural Gas Conversion (KL8)
2005
Fits 4WD; Crew Cab Pickup; 167.0" Wheelbase; Natural Gas (KL6)
or 4WD; Crew Cab Pickup; 4 door; 96.0" bed; 167.0" Wheelbase; Fleetside Pickup Box (E63), Natural Gas (KL6)
or Extended Cab Pickup; 157.5" Wheelbase; Natural Gas (KL6), Compressed Natural Gas Conversion (KL8)
or Standard Cab Pickup; 133.0" Wheelbase; Natural Gas (KL6), Compressed Natural Gas Conversion (KL8)
2006
Fits Standard Cab Pickup; 133.0" Wheelbase; Compressed Natural Gas Conversion (KL8)
or Extended Cab Pickup; 157.5" Wheelbase; Natural Gas (KL6), Compressed Natural Gas Conversion (KL8)
or Standard Cab Pickup; 133.0" Wheelbase; Natural Gas (KL6), Compressed Natural Gas Conversion (KL8)
8.1L V8
2002
GM Original Equipment
Fits 4WD; Crew Cab Pickup; 167.0" Wheelbase; Natural Gas (KL6)
or Extended Cab Pickup; 157.5" Wheelbase; Natural Gas (KL6)
or Standard Cab Pickup; 133.0" Wheelbase; Natural Gas (KL6)
or Extended Cab Pickup; 157.5" Wheelbase; Compressed Natural Gas Conversion (KL8)
or Standard Cab Pickup; 133.0" Wheelbase; Compressed Natural Gas Conversion (KL8)
2003
GM Original Equipment
Fits 4WD; Crew Cab Pickup; 167.0" Wheelbase; Natural Gas (KL6)
or Extended Cab Pickup; 157.5" Wheelbase; Natural Gas (KL6)
or Standard Cab Pickup; 133.0" Wheelbase; Natural Gas (KL6)
2004
GM Original Equipment
Fits 4WD; Crew Cab Pickup; 167.0" Wheelbase; Natural Gas (KL6)
or 4WD; Crew Cab Pickup; 4 door; 96.0" bed; 167.0" Wheelbase; Fleetside Pickup Box (E63), Natural Gas (KL6)
or Extended Cab Pickup; 157.5" Wheelbase; Natural Gas (KL6), Compressed Natural Gas Conversion (KL8)
or Standard Cab Pickup; 133.0" Wheelbase; Natural Gas (KL6), Compressed Natural Gas Conversion (KL8)
2005
Fits 4WD; Crew Cab Pickup; 167.0" Wheelbase; Natural Gas (KL6)
or 4WD; Crew Cab Pickup; 4 door; 96.0" bed; 167.0" Wheelbase; Fleetside Pickup Box (E63), Natural Gas (KL6)
or Extended Cab Pickup; 157.5" Wheelbase; Natural Gas (KL6), Compressed Natural Gas Conversion (KL8)
or Standard Cab Pickup; 133.0" Wheelbase; Natural Gas (KL6), Compressed Natural Gas Conversion (KL8)
2006
Fits Standard Cab Pickup; 133.0" Wheelbase; Compressed Natural Gas Conversion (KL8)
or Extended Cab Pickup; 157.5" Wheelbase; Natural Gas (KL6), Compressed Natural Gas Conversion (KL8)
or Standard Cab Pickup; 133.0" Wheelbase; Natural Gas (KL6), Compressed Natural Gas Conversion (KL8)
GMC
SIERRA 2500
6.0L V8
2002
Fits 4WD; Crew Cab Pickup; 167.0" Wheelbase; Natural Gas (KL6)
or Extended Cab Pickup; 157.5" Wheelbase; Natural Gas (KL6)
or Standard Cab Pickup; 133.0" Wheelbase; Natural Gas (KL6)
or Extended Cab Pickup; 157.5" Wheelbase; Compressed Natural Gas Conversion (KL8)
or Standard Cab Pickup; 133.0" Wheelbase; Compressed Natural Gas Conversion (KL8)
2003
GM Original Equipment
Fits 4WD; Crew Cab Pickup; 167.0" Wheelbase; Natural Gas (KL6)
or Standard Cab Pickup; 133.0" Wheelbase; Natural Gas (KL6)
or Extended Cab Pickup; Sierra 2500 HD; 157.5" Wheelbase; Natural Gas (KL6)
2004
GM Original Equipment
Fits 4WD; Crew Cab Pickup; 167.0" Wheelbase; Natural Gas (KL6)
or 4WD; Crew Cab Pickup; 4 door; Sierra 2500 HD; 96.0" bed; 167.0" Wheelbase; Fleetside Pickup Box (E63), Natural Gas (KL6)
or Extended Cab Pickup; 157.5" Wheelbase; Natural Gas (KL6), Compressed Natural Gas Conversion (KL8)
or Standard Cab Pickup; 133.0" Wheelbase; Natural Gas (KL6), Compressed Natural Gas Conversion (KL8)
2005
GM Original Equipment
Fits 4WD; Crew Cab Pickup; 167.0" Wheelbase; Natural Gas (KL6)
or 4WD; Crew Cab Pickup; 4 door; 96.0" bed; 167.0" Wheelbase; Fleetside Pickup Box (E63), Natural Gas (KL6)
or Extended Cab Pickup; 157.5" Wheelbase; Natural Gas (KL6), Compressed Natural Gas Conversion (KL8)
or Standard Cab Pickup; 133.0" Wheelbase; Natural Gas (KL6), Compressed Natural Gas Conversion (KL8)
2006
Fits Standard Cab Pickup; 133.0" Wheelbase; Compressed Natural Gas Conversion (KL8)
or Extended Cab Pickup; 157.5" Wheelbase; Natural Gas (KL6), Compressed Natural Gas Conversion (KL8)
or Standard Cab Pickup; 133.0" Wheelbase; Natural Gas (KL6), Compressed Natural Gas Conversion (KL8)
6.6L V8 DIESEL Turbocharged
2002
GM Original Equipment
Fits 4WD; Crew Cab Pickup; 167.0" Wheelbase; Natural Gas (KL6)
or Extended Cab Pickup; 157.5" Wheelbase; Natural Gas (KL6)
or Standard Cab Pickup; 133.0" Wheelbase; Natural Gas (KL6)
or Extended Cab Pickup; 157.5" Wheelbase; Compressed Natural Gas Conversion (KL8)
or Standard Cab Pickup; 133.0" Wheelbase; Compressed Natural Gas Conversion (KL8)
2003
GM Original Equipment
Fits 4WD; Crew Cab Pickup; 167.0" Wheelbase; Natural Gas (KL6)
or Extended Cab Pickup; 157.5" Wheelbase; Natural Gas (KL6)
or Standard Cab Pickup; 133.0" Wheelbase; Natural Gas (KL6)
2004
Fits 4WD; Crew Cab Pickup; 167.0" Wheelbase; Natural Gas (KL6)
or 4WD; Crew Cab Pickup; 4 door; 96.0" bed; 167.0" Wheelbase; Fleetside Pickup Box (E63), Natural Gas (KL6)
or Extended Cab Pickup; 157.5" Wheelbase; Natural Gas (KL6), Compressed Natural Gas Conversion (KL8)
or Standard Cab Pickup; 133.0" Wheelbase; Natural Gas (KL6), Compressed Natural Gas Conversion (KL8)
2005
GM Original Equipment
Fits 4WD; Crew Cab Pickup; 167.0" Wheelbase; Natural Gas (KL6)
or 4WD; Crew Cab Pickup; 4 door; 96.0" bed; 167.0" Wheelbase; Fleetside Pickup Box (E63), Natural Gas (KL6)
or Extended Cab Pickup; 157.5" Wheelbase; Natural Gas (KL6), Compressed Natural Gas Conversion (KL8)
or Standard Cab Pickup; 133.0" Wheelbase; Natural Gas (KL6), Compressed Natural Gas Conversion (KL8)
2006
Fits Standard Cab Pickup; 133.0" Wheelbase; Compressed Natural Gas Conversion (KL8)
or Extended Cab Pickup; 157.5" Wheelbase; Natural Gas (KL6), Compressed Natural Gas Conversion (KL8)
or Standard Cab Pickup; 133.0" Wheelbase; Natural Gas (KL6), Compressed Natural Gas Conversion (KL8)
8.1L V8
2002
GM Original Equipment
Fits 4WD; Crew Cab Pickup; 167.0" Wheelbase; Natural Gas (KL6)
or Extended Cab Pickup; 157.5" Wheelbase; Natural Gas (KL6)
or Standard Cab Pickup; 133.0" Wheelbase; Natural Gas (KL6)
or Extended Cab Pickup; 157.5" Wheelbase; Compressed Natural Gas Conversion (KL8)
or Standard Cab Pickup; 133.0" Wheelbase; Compressed Natural Gas Conversion (KL8)
2003
GM Original Equipment
Fits 4WD; Crew Cab Pickup; 167.0" Wheelbase; Natural Gas (KL6)
or Extended Cab Pickup; 157.5" Wheelbase; Natural Gas (KL6)
or Standard Cab Pickup; 133.0" Wheelbase; Natural Gas (KL6)
2004
Fits 4WD; Crew Cab Pickup; 167.0" Wheelbase; Natural Gas (KL6)
or 4WD; Crew Cab Pickup; 4 door; 96.0" bed; 167.0" Wheelbase; Fleetside Pickup Box (E63), Natural Gas (KL6)
or Extended Cab Pickup; 157.5" Wheelbase; Natural Gas (KL6), Compressed Natural Gas Conversion (KL8)
or Standard Cab Pickup; 133.0" Wheelbase; Natural Gas (KL6), Compressed Natural Gas Conversion (KL8)
2005
GM Original Equipment
Fits 4WD; Crew Cab Pickup; 167.0" Wheelbase; Natural Gas (KL6)
or 4WD; Crew Cab Pickup; 4 door; 96.0" bed; 167.0" Wheelbase; Fleetside Pickup Box (E63), Natural Gas (KL6)
or Extended Cab Pickup; 157.5" Wheelbase; Natural Gas (KL6), Compressed Natural Gas Conversion (KL8)
or Standard Cab Pickup; 133.0" Wheelbase; Natural Gas (KL6), Compressed Natural Gas Conversion (KL8)
2006
Fits Standard Cab Pickup; 133.0" Wheelbase; Compressed Natural Gas Conversion (KL8)
or Extended Cab Pickup; 157.5" Wheelbase; Natural Gas (KL6), Compressed Natural Gas Conversion (KL8)
or Standard Cab Pickup; 133.0" Wheelbase; Natural Gas (KL6), Compressed Natural Gas Conversion (KL8)