Airaid 07-13 Avalanche/Sierra/Silverado 4.8/5.3/6.0L PowerAid TB Spacer 2004-gmc-yukon-sle-esi3346977 This system comes with a

This system comes with a bright chrome on T-304 stainless steel tip

What sets the LoadLifter 5000 Ultimate apart from other air spring kits is the built-in internal jounce bumper

Outflows Factory Exhaust

A custom CAD designed roto-molded housing made high quality plastic eliminates the use of multiple components and ensures the coolest air intake charge available

Constructed from Carbon Fiber Finish ABS plastic

Airaid 07-13 Avalanche/Sierra/Silverado 4.8/5.3/6.0L PowerAid TB Spacer 2004-gmc-yukon-sle-esi3346977 This system comes with aThe POWERAID Throttle Body Spacer is designed to enhance off idle torque from 800 rpm to approximately 3,000 rpm. The spacer utilizes it's unique, patented Helix Bore design to spin the incoming air charge as it passes through the throttle body spacer. The spinning air action boosts the velocity of the incoming air and contributes to better atomization of the air fuel mixture as the air charge enters the combustion chamber. The end result is more part