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Transform your GT3RS into a track-ready machine while maintaining street comfort
992 GT3RS Street Header Complete Exhaust Package
as all OTTO WERKS supported race cars both modern and vintage are built with the VBOX HD2 for the best data and video collection possible
Each application varies slightly
for the ultimate driving experience
997.1 GT3/RS - Dundon Dual Cone Carbon Fiber Airbox Headwear Transform your GT3RS into aDUNDON Dual Cone Carbon Fiber Airbox 997. 1 GT3 RS Free up power and add some beauty to your engine bay with the Dundon Motorsports Carbon Fiber Dual Cone Airbox. On a stock car this airbox will free up about 5 7whp. On a Dundon Header equipped car, this airbox is good for about 8 10 whp! TECHNICAL DESCRIPTION: Design based on the fabled 997 4. 0L GT3RS. It features dual conical air filters from the 4. 0RS. In order for you to keep your stock decklid