Quote:
Originally Posted by Xist
Don't some trucks have running boards that pop out when you unlock the doors? Do they stay out until you park the vehicle?
Would they serve any purpose while the truck is in motion?
|
Don’t lower your tailgate: GM details aerodynamic design of 2014 Silverado and Sierra, debunks myths | Equipment World | Construction Equipment, News and Information | Heavy Construction Equipment
"But there are accessories you can add to your truck that will help. GM says Tonneau covers for the bed help smooth airflow over the truck, and Bloch says soft covers are more beneficial than the hard ones because they “form to how the air wants to flow.” Round, tube-style running boards can also help air flow smoothly down the truck’s sides, but flush-mount running boards are even better."