2003 Audi S4 is a wonderful vehicle from the factory. The parts you will find in our catalog will help you bring the best out of your S4. We have 2679 Suspension Parts available for your 2003 S4 all priced at lowest possible price backed by FREE SHIPPING.
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H&R 60mm I.D. (inside diameter) Tender Race Springs, Free Length: 85mm. Tender Springs are made of trapezoidal (flat rather than round) spring wire, they can either increase the rebound travel or the response of the spring system.
H&R 60mm I.D. (inside diameter) Race Springs, Free Length: 150mm. Race Springs are for off-road use only, they are made of extremly solid steel, which leads to a reduction of weight and more travel for a given spring rate than competitive springs made of usual spring steel.
H&R 60mm I.D. (inside diameter) Tender Race Springs, Free Length: 60mm. Tender Springs are made of trapezoidal (flat rather than round) spring wire, they can either increase the rebound travel or the response of the spring system.
H&R 60mm I.D. (inside diameter) Race Springs, Free Length: 120mm. Race Springs are for off-road use only, they are made of extremly solid steel, which leads to a reduction of weight and more travel for a given spring rate than competitive springs made of usual spring steel.
Sway-A-Way 2.5 Coilover Spring Seat Collar Kit, Triple Rate, Standard Seat
H&R 60mm I.D. (inside diameter) Race Springs, Free Length: 300mm. Race Springs are for off-road use only, they are made of extremly solid steel, which leads to a reduction of weight and more travel for a given spring rate than competitive springs made of usual spring steel.
H&R 2.5" I.D. (inside diameter) Race Springs, Free Length: 10". Race Springs are for off-road use only, they are made of extremly solid steel, which leads to a reduction of weight and more travel for a given spring rate than competitive springs made of usual spring steel.
Sway-A-Way 2.0 Coilover w/ Remote Reservoir - 10in Stroke
H&R 60mm I.D. (inside diameter) Race Springs, Free Length: 200mm. Race Springs are for off-road use only, they are made of extremly solid steel, which leads to a reduction of weight and more travel for a given spring rate than competitive springs made of usual spring steel.
H&R 60mm I.D. (inside diameter) Race Springs, Free Length: 200mm. Race Springs are for off-road use only, they are made of extremly solid steel, which leads to a reduction of weight and more travel for a given spring rate than competitive springs made of usual spring steel.