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The Supertech black‑nitrided intake valve for BMW M3 S54 engines is a single replacement component intended for rebuilds and maintenance. The nitrided finish enhances surface hardness and wear resistance while maintaining OEM fit for S54 cylinder heads. Sold individually and available via drop ship, this valve is a direct replacement option when servicing or refreshing M3 S54 valvetrain components.
Supertech BMW M3 S54 Black Nitrided Intake Valve - Single (Drop Ship Only)
