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  4. Exhaust (or Expansion Chamber)

Exhaust (or Expansion Chamber)

Category dedicated to intake trumpets (also known as throttle tubes or throttle bodies) for Harley-Davidson and American custom motorcycles. These components are essential for connecting the carburettor or throttle body to the intake manifold, optimising airflow to the cylinders.

About this category

Includes models for Evolution, Twin Cam, Milwaukee Eight and Sportster engines. Manufactured in aluminium or stainless steel, available in polished, chrome or matte black finishes. Compatible with twin carburettor setups and electronic fuel injection systems. Improves throttle response and engine performance through more efficient induction.

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