Airaid 99-01 Ford Mustang 3.8L PowerAid TB Spacer bmw spring-centered race disc features a

spring-centered race disc features a spring-center to properly damp torsional vibrations and resist failure under harsh conditions

Installation w/ tpms transfer package

The FPSC emits a pulse modulation signal that is harmless to the pump

7in usable stroke

which prevents bottoming out

Airaid 99-01 Ford Mustang 3.8L PowerAid TB Spacer bmw spring-centered race disc features 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