XDP PERFORMANCE VALVE SPRINGS & RETAINER KIT FOR 2001-2016 GM 6.6L DURAMAX bypasses IP69K (waterproof

IP69K (waterproof

Watts/Amps: 4/

using less energy for brighter light

this kit retains ESC compatibility and functions with BlueCruise-equipped trucks

(1) 40" OnX6+ Arc Wide Driving Light Bar

XDP PERFORMANCE VALVE SPRINGS & RETAINER KIT FOR 2001-2016 GM 6.6L DURAMAX bypasses IP69K (waterproofThe XDP Performance Valve Springs & Retainer Kit XD386 are a perfect upgrade for your modified 2001 2016 GM 6. 6L Duramax. Camshaft upgrades and other modifications that increase boost require more valve control. The XDP Performance Valve Spring feature a conical design for better valve control than a standard straight spring. The conical design also allows for smaller and lighter spring retainers. Each spring undergoes a stress relief process and is