Airaid 97-03 Ford F-150 / 97-04 Expedition 5.4L PowerAid TB Spacer 2022-gmc-sierra-2500-hd-sle-esi9284074 The progressive bump seal design

The progressive bump seal design and polyurethane frame

High quality austenitic stainless steel

This Cat-Back™ system re-uses the factory tips and does NOT include tips

Retains OE Cats

conductive low level fluid sensor is integrated into the tank and features a positive lock connector with color-matched wires to the wiring harness

Airaid 97-03 Ford F-150 / 97-04 Expedition 5.4L PowerAid TB Spacer 2022-gmc-sierra-2500-hd-sle-esi9284074 The progressive bump seal designThe 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