This is I believe the only billet option.
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BNR GTX250 Turbocharger - Available NOW
The GTX250 turbocharger is designed to deliver 250HP. Supporting over 27 pounds per minute of airflow, this turbocharger is the ultimate stock replacement. Building on the already race-proven foundation of the GTX14, the GTX250 features a redesigned, extended tip, billet CNC machined...