Our wheel spacers are the highest quality and lightest weight spacers on the market. Designed specifically to fit your Porsche, all sizes use a hub-centric design, accurately locating both the spacer and the wheel to the hub. This provides a perfect vibration free and balanced system. All spacers are precision CNC machined from aerospace quality 6061-T6 aluminum, which are optimized with lightening features and finished with an attractive corrosion resistant black anodized plating. Fits Porsche: 911 GBody/964/993 986/987, 996/997, 981/991, Cayenne and Panamera models (Non Centerlock Wheels) *Sold in Pairs* What Size Lug Bolts do I Need? 3mm Spacers: OEM lugs size (30mm) 7mm Spacers: 37mm lug bolts 15mm Spacers: 48mm lug bolts 19mm Spacers: 48mm lug bolts