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Audi S4 Performance Suspension Parts & Upgrades

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KW Street Comfort Coilover Kit

ES#3427394 - 18010097KT - KW Street Comfort Coilover Kit - Street Comfort coilovers offer sport handling with adjustable ride height - KW Suspension - Audi

Street Comfort coilovers offer sport handling with adjustable ride height For vehicles with factory electronic damping control.

Brand:
KW Suspension - Corporate Logo
ES#:
3427394
Mfg#:
18010097KT
Back Ordered
$2814.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

V1 Series Coilover System

ES#3020358 - 10210035 - V1 Series Coilover System - The best balance between sporty driving and comfort - KW Suspension - Audi

The best balance between sporty driving and comfort Fits sedan models only.
Fits sedan models only. Range of lowering is 0.4-1.5" in the front and rear.

Brand:
KW Suspension - Corporate Logo
ES#:
3020358
Mfg#:
10210035
Back Ordered
$2094.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Front Sport Strut - Priced Each

ES#4698691 - 82411317SPORT - Front Sport Strut - Priced Each - Tighten up your Audi with these Koni struts - Koni - Audi

Tighten up your Audi with these Koni struts For vehicles without electronic suspension (49mm diameter strut)

Brand:
Koni - Corporate Logo
ES#:
4698691
Mfg#:
82411317SPORT
Back Ordered
ON SALE! SAVE 20%
$259.99

This product was last offered at the strikethrough price on
03-02-2026

$207.98 USD
Free Shipping
on orders $49 and up

Sport Shocks & Struts Set

ES#4698699 - 82411317sportKT - Sport Shocks & Struts Set - Tighten up your Audi with these Koni struts - Koni - Audi

Tighten up your Audi with these Koni struts Vehicle will lose Adaptive Dampening Control

Brand:
Koni - Corporate Logo
ES#:
4698699
Mfg#:
82411317SPORTKT
Back Ordered
ON SALE! SAVE 20%
$900.99

This product was last offered at the strikethrough price on
02-27-2026

$719.57 USD
Free Shipping
on orders $49 and up

Front Sway Bar - 28mm

Reduce body roll and increase handling

Brand:
Suspension Techniques - Corporate Logo
ES#:
2808638
Mfg#:
50316
Back Ordered
$379.00 USD

More About Performance Suspension Parts & Upgrades

Your car's performance and ride quality are effectively determined by your suspension. Find all the replacement and upgrade solutions for your dampers, springs, control arms, and more in our suspension catalog.

Let us help you find the parts that fit your Audi

ECS Tuning is not affiliated with any automobile manufacturers.
Manufacturer names and/or part numbers are used only for identification purposes.

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