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The BLOX Racing 2.5‑inch composite velocity stack is an intake trumpetshaped adapter that smooths airflow into the throttle body or carburetor. Sized for 2.5‑inch inlet systems, the composite stack aids in intake airflow conditioning and can be used in custom intake or individual throttle body setups where controlled air entry and compact packaging are required. It fits applications matching the stated inlet diameter.
BLOX Racing 2.5inch Composite Velocity Stack
