315/30ZR21 Pirelli P Zero (PZ4-Sport) Load Range XL 2920600 Wind Deflectors PowerStep Automatic Power-Deploying Running Board

PowerStep Automatic Power-Deploying Running Board fits 2011-2014 Chevrolet Silverado/GMC Sierra 2500/3500 Diesel Only

TechSpec Applications: 2005-2007 Mercedes Benz R63 AMG--2005-2011 Mercedes Benz ML63 AMG--2007-2009 Mercedes Benz CLK63 AMG--2007-2011 Mercedes Benz CLS63 AMG--2007-2011 Mercedes Benz E63 AMG--2008-2010 Mercedes Benz CL63 AMG--2008-2010 Mercedes Benz S63 AMG--2008-2012 Mercedes Benz C63 AMG--2009-2012 Mercedes Bend SL63 AMG--2011-2012 Mercedes Benz SLS AMG

XF Off-Road XF-228 20x12 8x170 8x165

and pickups

Protects Your Cargo From The Harshest Of Elements

315/30ZR21 Pirelli P Zero (PZ4-Sport) Load Range XL 2920600 Wind Deflectors PowerStep Automatic Power-Deploying Running BoardThe ultra high performance Pirelli P Zero PZ4 Sport tires feature a special silica and carbon black tread compound that delivers a combination of wet and dry grip, comfort, and fuel economy. Featuring an asymmetric tread design, these tires offer higher safety on wet surfaces thanks to the grooves that drain water and sipes that boost grip. The outer tread area includes optimized shoulder to enhance dry handling, lateral stability, and grip.