20PCs Universal Aluminum Black Lug Nut [Dual Thread Acorn w/ Spike Cap TY28] [Conical Seat / M12 x 1.50] Vehicle_GMC Sierra 2500 HD Classic The Blow-Off valve (BOV) is

The Blow-Off valve (BOV) is a pressure relief device on the intake tract to prevent the turbos compressor from going into surge

HPS High Temp 4-PLY Reinforced Silicone Air Intake Hose Post MAF Tube replaces the stock OEM restrictive hose with high temp reinforced silicon and remove the stock sound tube

6" Long High Temp 4-ply Reinforced Black Silicone Hump Coupler Hose meet and exceed SAEJ20 industry standards

this HPS silicon heater hose kit can withstand the harsh high temperature and high pressure operating conditions of the engine yet still maintaining peak efficiency during competition or daily driving

110 degree bend

20PCs Universal Aluminum Black Lug Nut [Dual Thread Acorn w/ Spike Cap TY28] [Conical Seat / M12 x 1.50] Vehicle_GMC Sierra 2500 HD Classic The Blow-Off valve (BOV) isA secure fit for the wheels on your car or truck is one of the most important factors in keeping your family safe on the road. Whatever you're driving, if it has wheels, it needs lug nuts. Lug nuts are essential to mounting and securing a well balanced wheel for your vehicle. Without the secure fit given by properly installing and tightly fitting the right lug nuts, wheels can gradually move out of alignment and eventually detach from their axles.