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Audi S4 Coilovers

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Adjustable Damping Performance Coilover System - Audi B6/B7 A4/S4 & Alzor 19" Style 628 Wheels - Set Of Four

ES#4765928 - 027966ECS01KT - Adjustable Damping Performance Coilover System - Audi B6/B7 A4/S4 & Alzor 19" Style 628 Wheels - Set Of Four - Take control of your ride while going low with our sport-tuned coilover system and a set of wheels! - Enthusiast Bundles - Audi

Take control of your ride while going low with our sport-tuned coilover system and a set of wheels! Don't See A Bundle You Want - Give Us A Call Or Chat - We Will Make One! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Enthusiast Bundles - Corporate Logo
ES#:
4765928
Mfg#:
027966ECS01KT
In Stock
ON SALE! SAVE 37%
$2236.99

This product was last offered at the strikethrough price on
01-18-2026

$1399.00 USD
This product is lifetime replacement eligible Lifetime Replacement

B9 A4/A5/S4/S5 Quattro Adjustable Damping Coilovers & Billet Aluminum Front Strut Brace and Thrust Arm Monoball Upgrade Kit

ES#4751642 - 000745LA01EBKT - B9 A4/A5/S4/S5 Quattro Adjustable Damping Coilovers & Billet Aluminum Front Strut Brace and Thrust Arm Monoball Upgrade Kit - Features 32 way adjustable damping, variable length and zinc-coated shock bodies and provides additional support to the strut towers for flex reduction to enhance your driving experience while eliminate deflection caused by stock rubber bushings! - Enthusiast Bundles - Audi

Features 32 way adjustable damping, variable length and zinc-coated shock bodies and provides additional support to the strut towers for flex reduction to enhance your driving experience while eliminate deflection caused by stock rubber bushings! Don't See A Bundle You Want - Give Us A Call Or Chat - We Will Make One! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For the curved control arm

Brand:
Enthusiast Bundles - Corporate Logo
ES#:
4751642
Mfg#:
000745LA01EBKT
In Stock
ON SALE! SAVE 29%
$1968.97

This product was last offered at the strikethrough price on
05-05-2026

$1399.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

ST XA Coilover Kit - Adjustable Dampening

ES#4389623 - 182100BM - ST XA Coilover Kit - Adjustable Dampening - ST XTA coilovers offer high performance handling with adjustable rebound dampening. - Suspension Techniques - Audi

ST XTA coilovers offer high performance handling with adjustable rebound dampening. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For models with build date from 7/11/16, w/ 48.5mm front strut body

Brand:
Suspension Techniques - Corporate Logo
ES#:
4389623
Mfg#:
182100BM
Ships in 4 Business Days
$1399.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

ST XA Performance Coilover System - Adjustable Damping

ES#4056710 - 18210032 - ST XA Performance Coilover System - Adjustable Damping - Developed alongside KW Automotive, the ST XA allows individual adjustment of the damping to suit just about all your driving needs! - Suspension Techniques - Audi

Developed alongside KW Automotive, the ST XA allows individual adjustment of the damping to suit just about all your driving needs! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Height adjustable from 1.6" to 2.8" Front & Rear

Brand:
Suspension Techniques - Corporate Logo
ES#:
4056710
Mfg#:
18210032
Special Order: No Guaranteed ETA
$1399.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

ST XA Coilover Kit - Adjustable Dampening

ST XTA coilovers offer high performance handling with adjustable rebound dampening. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For models with build date up to 7/11/16, w/ 53mm front strut body

Brand:
Suspension Techniques - Corporate Logo
ES#:
4389619
Mfg#:
182100BH
Back Ordered
$1399.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

DS Series Coilover Suspension Kit

ES#3521687 - S-02-DS - DS Series Coilover Suspension Kit - Featuring 30 levels of adjustment and increased damping force at low speed piston velocities - BC Racing - Audi

Featuring 30 levels of adjustment and increased damping force at low speed piston velocities affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Fits both sedan and avant models

Brand:
BC Racing - Corporate Logo
ES#:
3521687
Mfg#:
S-02-DS
Back Ordered
$1395.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

BR Series Coilover Suspension Kit - Extreme Low

ES#3675616 - S-02E-BR-A - BR Series Coilover Suspension Kit - Extreme Low - Featuring 30 levels of adjustment and performance spring rates and valving - BC Racing - Audi

Featuring 30 levels of adjustment and performance spring rates and valving affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Please allow 4-6 weeks for build time
For avant models only

Brand:
BC Racing - Corporate Logo
ES#:
3675616
Mfg#:
S-02E-BR-A
Ships on Jul 28, 2026
$1345.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

BR Series Coilover Suspension Kit - Extreme Low

ES#3675615 - S-02E-BR - BR Series Coilover Suspension Kit - Extreme Low - Featuring 30 levels of adjustment and performance spring rates and valving - BC Racing - Audi

Featuring 30 levels of adjustment and performance spring rates and valving affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Please allow 4-6 weeks for build time
For sedan models only

Brand:
BC Racing - Corporate Logo
ES#:
3675615
Mfg#:
S-02E-BR
Ships on Jul 28, 2026
$1345.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

BR Series Coilover Suspension Kit - Extreme Low

ES#4424824 - S-28E-BR - BR Series Coilover Suspension Kit - Extreme Low - Featuring 30 levels of adjustment and performance spring rates and valving - BC Racing - Audi

Featuring 30 levels of adjustment and performance spring rates and valving affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For vehicles with production date from 7/12/2016 with 48.5mm front strut body without factory Electronic Damping Control.

Brand:
BC Racing - Corporate Logo
ES#:
4424824
Mfg#:
S-28E-BR
Back Ordered
$1345.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

BR Series Coilover Suspension Kit - B9 Audi A4/S4

ES#4424819 - S-27-BR - BR Series Coilover Suspension Kit - B9 Audi A4/S4 - Featuring 30 levels of adjustment and performance spring rates and valving that makes the BR Series perfect for both daily drivers and track warriors! - BC Racing - Audi

Featuring 30 levels of adjustment and performance spring rates and valving that makes the BR Series perfect for both daily drivers and track warriors! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For vehicles with production date up to 7/11/2016 with 53mm front strut body without factory Electronic Damping Control.

Brand:
BC Racing - Corporate Logo
ES#:
4424819
Mfg#:
S-27-BR
Back Ordered
$1195.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Air Lift Performance Coilover Kit

ES#4908433 - 79005 - Air Lift Performance Coilover Kit - Offers the ability to convert to a complete air suspension system via a coilover-to-air conversion kit (coming soon)! - Air Lift - Audi

Offers the ability to convert to a complete air suspension system via a coilover-to-air conversion kit (coming soon)! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Air Lift - Corporate Logo
ES#:
4908433
Mfg#:
79005
Ships in 4 Business Days
$1095.00 USD

ST X Performance Coilover System - Fixed Damping

ES#4056522 - 13210032 - ST X Performance Coilover System - Fixed Damping - Set your vehicle low and tight for optimal performance. - Suspension Techniques - Audi

Set your vehicle low and tight for optimal performance. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Height adjustable from 1.6" to 2.8" Front & Rear

Brand:
Suspension Techniques - Corporate Logo
ES#:
4056522
Mfg#:
13210032
Back Ordered
$1089.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Bilstein B12 Pro-Kit Suspension System

ES#2983899 - 46-189769 - Bilstein B12 Pro-Kit Suspension System - Expertly matched performance Eibach Pro-line lowering springs and Bilstein shock/strut package for a dramatic increase in performance handling. World-famous Bilstein quality with a limited lifetime warranty! - Bilstein - Audi

Expertly matched performance Eibach Pro-line lowering springs and Bilstein shock/strut package for a dramatic increase in performance handling. World-famous Bilstein quality with a limited lifetime warranty! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
2X Entries For Our Spin To Win Sweepstakes!
Vehicles equipped with Electronic Damping Control (EDC) will lose shock dampening and receive a system error code with coilover systems

Brand:
Bilstein - Corporate Logo
ES#:
2983899
Mfg#:
46-189769
Special Order: No Guaranteed ETA
$969.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Godspeed Mono-RS Coilover Set - Adjustable Damping

ES#3420719 - MRS1840 - Godspeed Mono-RS Coilover Set - Adjustable Damping - Features 32 levels of damping adjustment and full length adjustability - GODSPEED - Audi

Features 32 levels of damping adjustment and full length adjustability affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Vehicles equipped with Electronic Damping Control (EDC) will lose shock damping and receive a system error code with coilover systems

Brand:
GODSPEED - Corporate Logo
ES#:
3420719
Mfg#:
MRS1840
Ships in 7 Business Days
$850.00 USD
This product is lifetime replacement eligible Lifetime Replacement

Euro Street Series Coilovers - Adjustable Dampening

Featuring adjustable damping. Average lowering of 0.5"-2.0"F, 0.5"-2.0"R. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Megan Racing - Corporate Logo
ES#:
4667062
Mfg#:
MR-CDK-AS497-EU
Special Order: No Guaranteed ETA
Auto Notify
$799.00 USD
This product is lifetime replacement eligible Lifetime Replacement

Godspeed Mono-SS Coilover Set - Adjustable Dampening

ES#3420691 - MSS0530-B - Godspeed Mono-SS Coilover Set - Adjustable Dampening - Features 16 levels of damping adjustment and full length adjustability - GODSPEED - Audi

Features 16 levels of damping adjustment and full length adjustability affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
GODSPEED - Corporate Logo
ES#:
3420691
Mfg#:
MSS0530-B
Ships in 7 Business Days
$750.00 USD
This product is lifetime replacement eligible Lifetime Replacement

More About Coilovers

Whether you need precise adjustments to your suspension settings to hit that perfect setup on the track or want to dial in your ride height for impeccable fitment, coilovers are the best bang for your buck. Find all the best coilover suspension brands like BC Racing, Bilstein, KW, ECS, Solo-Werks, Moton/AST, and more right here at ECS.

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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