SullivansDesigns

The Sidepiece is a 2013 Silverado Crew Cab. Ported and Milled PRC Stage 2.5 5.3L heads Tick Performance LS1/LS6 SNS Stage 3 Nitrous Outlet 90mm Plate Kit Nitrous Outlet Nitrous Controller Atomic Fabrication and Performance Motor Mounts Atomic Fabrication and Performance Rear Shock Relocation Atomic Fabrication and Performance HD Tensioner