BAK 04-13 Chevy Silverado/GM Sierra Revolver X4s 5.9ft Bed Cover turn14-oos Improve your throttle response with

Improve your throttle response with BDs large bulbous intake plenum which holds extra reserve air available to improve turbo response time on acceleration

Tuning Or Additional Module

Electronically closes off turbocharger vanes to provide engine braking

Extra capacity sump located at bottom for gears to pick up oil (Rear)

Forged steel construction provides maximum strength & clearance with additional caster provision for lifted vehicles built-in

BAK 04-13 Chevy Silverado/GM Sierra Revolver X4s 5.9ft Bed Cover turn14-oos Improve your throttle response withManufacturer Part # : 80100 Market Description Protect your valuable cargo with the RealTruck BAK Revolver X4sthe best selling, most secure do it all hard roll up bed cover. Building on the proven Revolver platform, the X4s delivers upgraded materials, enhanced weather protection, and an all matte black finish for a stealthy, refined appearance. As the most secure hard roll up in its class, the Revolver X4s features patented rotational locking rails