The Eibach Pro-Spacer 7mm improves Porsche 911 handling by widening track width 7mm per side. Crafted from high-strength aluminum, this pair ensures precise alignment for 911 coupes and convertibles. Ideal for track or street, it enhances cornering grip and stance. Bolt-on installation with corrosion-resistant coating requires proper torque. Lightweight design minimizes unsprung weight. Includes a limited lifetime manufacturer warranty.