Porsche 997.2 GT2RS Sport Headers. Performance header upgrade increases, exhaust flow, power and faster turbo boost response
I purchased a valvetronic system for my R8 and it came out beautifully. We had a hiccup during the process where the system failed their QC process. It took an additional 3 days to get the exhaust, but the expedited it and threw in some swag for the trouble. All-in-all, these guys ...
F623-RS Bearing--- 5x60mm Shaft - Grind Flat/5x30mm Shaft--- 2GT Open timing belt Specs & Drawing : Type: 2GT-6mm GT2 Pitch :2mm Belt Height:1.38mm Tooth Height:0.75mm Material: Neoprene Rubber With Fiberglass Core Width:6mm