ASM Big Throttle - Scion FRS ZN6
The OEM throttle body is enlarged to ASM's unique reverse R shape to provide smoother and faster air flow through the throttle body for better throttle response. The inlet diameter is increased to 72φ and the butterfly is increased to 68.5φ. The exit diameter is 68.5φ and the center shaft is reduced in size by 2.3mm with low head screws for to more air flow through the butterfly.
Fits all FA20 engines.
Designed by ASM, manufactured by TODA Racing.
Made in Japan.