Shock SZ/SL 7in Comp 4 Reb 10 Spring Kits allowing more outside air to

allowing more outside air to be pushed into the engine via twin-ducts while also providing structural stiffness to the strut towers

Exhaust System - S-Type - Cat-Back - 3 in Diameter - 2

Muffler - FlowFX - 3 in Center Inlet - 3 in Center Outlet - 18 x 9 x 4 in Oval Body - 24 in Long - Stainless - Universal - Each

Exhaust System - Sport - Cat-Back - 3 in Diameter - 4 in Tip - Stainless - Natural - GM LS-Series - GM Fullsize Truck 2010-13 - Kit

Shock SZ/SL 7in Comp 4 Reb 10 Spring Kits allowing more outside air toShock SZ Series Monotube 13. 15 in Compressed 20. 08 in Extended 1. 81 in OD C4 R10 Valve Steel Zinc Plated Each