XDP HEAVY DUTY HIGH BOOST VALVE SPRING SET FOR 2003-2010 FORD 6.0L/6.4L POWERSTROKE air bag 2014-2018 GMC Sierra 1500 4WD

2014-2018 GMC Sierra 1500 4WD – Stamped/Aluminum Control Arms

WIRING: 9006/HB4 Plug n Play Inputs

and superior off-road performance

5 remote reservoir coilovers come pre-tuned with Eibach coil springs for impressive high speed offroad performance

and performance to your vehicle by correcting the Ball Joint angle for lifted and leveled applications and improving the allowable droop travel for a better ride quality

XDP HEAVY DUTY HIGH BOOST VALVE SPRING SET FOR 2003-2010 FORD 6.0L/6.4L POWERSTROKE air bag 2014-2018 GMC Sierra 1500 4WDThe XDP Heavy Duty High Boost Valve Spring Set XD388 is an essential upgrade to strengthen and gain control of the valvetrain on your 2003 2010 Ford 6. 0L 6. 4L Powerstroke. These valve springs deliver improved valve control over a factory valve spring with increased spring pressure to minimize valve float. Each spring endures a stress relief process and is computer load mapped to provide a high quality product with long term durability. Tested within