Proudly serving Porsche owners throughout the Inland Empire including Montclair, Ontario, Claremont, Upland, Rancho Cucamonga, Pomona, San Dimas, and Riverside, CA.
Conveniently located at the 10 fwy and Central Ave exit.
Aftermarket Performance Parts for Porsche
Collection: Suspension Upgrades for Porsche
Coilovers, Springs, Shocks, and Chassis Upgrades
Take control of your Porsche with precision-engineered suspension upgrades. Our collection includes adjustable coilovers, shocks, springs, and camber plates, as well as advanced chassis and linkage components for next-level tuning. Each part is selected to improve handling, responsiveness, and stability, giving you complete confidence on the street or track.
Professional Porsche Suspension Installation Available
911 Design offers professional installation and setup for Porsche suspension upgrades including coilovers, lowering springs, sway bars, and performance alignment components. Our certified expert Porsche technicians can help properly configure your suspension for both street driving and track performance.
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KW Suspensions H.A.S. Height Adjustable Spring Kit - Porsche 991 Turbo
Regular price $1,864.00Regular priceSale price $1,864.00 -
KW Suspensions H.A.S. Height Adjustable Spring Kit - Porsche 991.1 Carrera w/PDCC
Regular price $2,129.00Regular priceSale price $2,129.00 -
KW Suspensions H.A.S. Height Adjustable Spring Kit - Porsche 992 Carrera
Regular price $1,864.00Regular priceSale price $1,864.00