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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H&R Sport Springs - Porsche 911 991 Carrera (RWD) C2, C2S
Regular price $369.00Regular priceSale price $369.00 -
H&R Sport Springs - Porsche 911 992 Carrera, S, 4, 4S, GTS, Targa 4
Regular price $446.00Regular priceSale price $446.00 -
H&R Sport Springs - Porsche 911 996 Carrera (RWD) C2
Regular price $449.00Regular priceSale price $449.00 -
H&R Sport Springs - Porsche 911 997 Carrera (AWD) C4, C4S
Regular price $449.00Regular priceSale price $449.00 -
H&R Sport Springs - Porsche 911 997 Carrera (RWD) C2, C2S
Regular price $319.00Regular priceSale price $319.00 -
H&R VTF Adjustable Lowering Springs - Porsche 911 991 Carrera (RWD) w/PASM
Regular price $1,112.00Regular priceSale price $1,112.00 -
H&R VTF Adjustable Lowering Springs - Porsche 911 992 Carrera w/PASM
Regular price $1,221.30Regular priceSale price $1,221.30 -
KW HLS 4 including V3 Coilover Kit - Porsche 997 GT3 / RS
Regular price $11,679.00Regular priceSale price $11,679.00 -
KW HLS 4 Upgrade for KW Coilovers - Porsche 997 GT3 / RS
Regular price $7,399.00Regular priceSale price $7,399.00 -
KW Suspension V3 Coilovers w/o PASM 2007 - 2010 Porsche 911 GT3 GT3 RS 997.2
Regular price $5,799.00Regular priceSale price $5,799.00 -
KW Suspensions H.A.S. Height Adjustable Spring Kit - Porsche 991 Carrera [w/o PDCC]
Regular price $1,799.00Regular priceSale price $1,799.00 -
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 -
KW Suspensions HLS 4 Upgrade - Porsche 997 GT3 / RS
Regular price $7,399.00Regular priceSale price $7,399.00 -
KW Suspensions HLS 4 with V3 Coilovers - Porsche 997 GT3 / RS
Regular price $11,679.00Regular priceSale price $11,679.00