Truck Hero Wiper Install 2018 GMC Sierra 1500 · Si-Tech Silicone Wiper Blades It all started when the guys from Truck Hero dropped off their 2018 GMC Sierra 1500 for a top-secret photo shoot that could rival Area 51 security. We had one of those overcast, drizzly Portland days, and we immediately found a glaring issue with this rig. The stock wiper blades were positively awful, almost more harmful than running no wipers at all. So a quick U-turn and we were headed back to the shop, where we...