NOTE:
WHEN YOU NEED H4 RELAY WIRE HARNESS ?
Dim light
Back Feeding Power
Flickering Headlights
Malfunctioning Headlights when using Hi/Low Beams
Overloading the Headlight Switch
Overheating Plugs
For few models such as toyota,checy astro,the headlight is not plug and play,need to add relay wire harness
If your original headlight socket is not Standard H4 Socket , this h4 9003 HB2 Harness will fix. Especially for car models who use 7"x6" 5"x7" inch 4x6'' led headlights for trucks Sealed Beam Headlights.
Applications:
Fit for Jeep Models:1987- 1995 Jeep Wrangler YJ ; 1984 - 2001 Jeep Cherokee XJ ; 1986 - 1992 Jeep Comanche MJ .
Fit for GMC Models:
GMC Savana 3500 ( 1998-2002, 2004, 2007, 2009-2012) ;
GMC Savana 2500 ( 1998-2001, 2004, 2006, 2008, 2010-2012 ) ;
GMC Savana 1500 ( 1998-2001, 2003, 2005, 2007, 2009-2012 ) ;
GMC Safari ( 1998-2002, 2004, 2005 ) ; GMC K3500 ( 1997-2000 ) ;
GMC K2500 Suburban ( 1997-1999 ) ; GMC K2500 ( 1997-2000 ) ;
GMC K1500 Suburban ( 1997-1999 ) ; GMC K1500 ( 1997-1999 ) ;
GMC C2500 Suburban ( 1997-1999 ) ; GMC C2500 ( 1997-2000 ) ;
GMC C1500 Suburban ( 1997-1999 ); GMC C1500 ( 1997-1999 ) .
Fit for Ford Models :
Ford F-550 Super Duty, Ford F-450 Super Duty, Ford F-350 Super Duty, Ford, F-250 Super Duty, Ford E-350 Econoline, Ford E-250 Econoline, Ford E-150 Club Wagon
Fit for Chevrolet Models:
Chevrolet Express 3500, Chevrolet Express 1500, Chevrolet Astro