HomePorsche TuningPorsche 911 Series (997) V-GT Rear Diffuser All Vorsteiner products for Porsche 911 Series (997): Back to Overview Porsche 997 Programme: V-GT Rear Diffuser for Porsche 997 The V-GT rear diffuser is designed to improve downforce at the rear of the vehicle in conjuction with our rear deck lid and wing at high speeds. The V-GT rear carbon diffuser is a simple bolt on component that adds an elegant & sporty styling to the factory rear bumper cover. Vorsteiner’s Carbon Fiber Honeycomb Matrix (CFHM) structure gives the parts superior stiffness, strength & durability compared to traditional hand laid carbon fiber and fiberglass materials. Options: This product is available in: - DVWP & Carbon Fiber (dry vacuum woven plastic) - Full Carbon Fiber (carbon fiber honey comb matrix) * All products are offered in various color combinations by Vorsteiner Individuality Program. Fit to models: Porsche 911 Series (997) Attaches to OE Carrera Rear Bumper Only Installation: OEM (Original Equipment Manufacturer). This product fits exactly as your OEM Porsche diffuser.