N-Fab Growler Sport Running Boards -14-18 GM 1500/15-20 GM2500/3500HD DBLE Gas -TX Blk RBF58-80012-26T 1990-2005 Toyota 2JZ I6 Patented digressive valving instantly reacts

Patented digressive valving instantly reacts to changing surface conditions for maximum comfort and control on or off-road

hillclimbing

Double scarf cut sealing rings provide twice the sealing capabilities as compared to the OEM and competition

the lower arms are adjustable

Boxed trailing arms

N-Fab Growler Sport Running Boards -14-18 GM 1500/15-20 GM2500/3500HD DBLE Gas -TX Blk RBF58-80012-26T 1990-2005 Toyota 2JZ I6 Patented digressive valving instantly reactsGrowler Sport Running Boards Cab Length 2015 2018 Chevy Silverado GMC Sierra 1500 2019 Chevy 1500 LD 2019 GMC 1500 Limited 2015 2020 GMC 2500 HD 3500 HD Double Cab GAS Textured Black RTxGripLock all weather traction for confident stepping in wet, muddy, and icy Multi functional tread pattern knocks dirt and snow off boots to keep your cab cleaner Up to 6 in. wide stepping area with over 250 sq. in. of total surface for stable footing Rust free