Simple Suspension Solutions
Engineered for racers who demand control, durability, and unmatched handling—every lap, every time.

Built for the Track. Tuned for the Street.
Street & Track Approved Performance
At S3 Suspension, we create coilovers that strike the perfect balance between track performance and everyday comfort. Whether you're carving through canyons, hitting weekend track days, or just enjoying the daily drive, our suspension systems are built to keep up.
Simple Bolt-In Installation
Each coilover system is designed as a direct bolt-in solution, offering peak performance on-track while maintaining comfort for everyday street use.
Precision-Built In-House
Every system is handcrafted at our Southern California facility in Fullerton, CA using proprietary components sourced from top-tier manufacturers, ensuring exceptional reliability and performance.
Proven by Racers & Enthusiasts
Our coilovers are rigorously tested both on the street and at the track by real drivers to guarantee optimal performance, comfort, and durability.
Experience the balance of street comfort and track-ready capability—only with S3 Suspension.
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