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Audi A4 Performance Suspension Parts & Upgrades

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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)!

Brand:
Air Lift - Corporate Logo
ES#:
4908433
Mfg#:
79005
Ships in 5 Business Days
$1095.00 USD

ST X Performance Coilover System - Fixed Damping

ES#3676893 - 13210078 - 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. Fits Avant Models Only - Average lowering of 1.0'' to 2.2'' front and 1.0" to 2.0" rear - Vehicles equipped with Electronic Damping Control (EDC) will lose shock dampening and receive a system error code with coilover systems

Brand:
Suspension Techniques - Corporate Logo
ES#:
3676893
Mfg#:
13210078
Ships in 4 Business Days
$1089.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

ST X Performance Coilover System - Fixed Damping

ES#4057001 - 132100AV - 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. Average lowering of 1.6"-2.6" Front & Rear - For models without factory Electronic Damping Control - For models with 50mm front strut body

Brand:
Suspension Techniques - Corporate Logo
ES#:
4057001
Mfg#:
132100AV
Back Ordered
$1089.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

ST X Performance Coilover System - Fixed Damping

ES#4056701 - 13210058 - ST X Performance Coilover System - Fixed Damping - Average lowering of 1.4'' to 2.4'' front and 1.4'' to 2.6'' rear. - Suspension Techniques - Audi

Average lowering of 1.4'' to 2.4'' front and 1.4'' to 2.6'' rear. Avant models only

Brand:
Suspension Techniques - Corporate Logo
ES#:
4056701
Mfg#:
13210058
Back Ordered
$1089.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

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. 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

ST X Performance Coilover System - Fixed Damping

ES#4056704 - 13210030 - ST X Performance Coilover System - Fixed Damping - Average lowering of 1.4'' to 2.4'' front and 1.4'' to 2.6'' rear. - Suspension Techniques - Audi

Average lowering of 1.4'' to 2.4'' front and 1.4'' to 2.6'' rear. Sedan & Cabriolet models only

Brand:
Suspension Techniques - Corporate Logo
ES#:
4056704
Mfg#:
13210030
Back Ordered
$1089.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

CTS Turbo Rear Subframe Insert Set

ES#5435532 - HW-561 - CTS Turbo Rear Subframe Insert Set - Lock down your B9 Audi's chassis and eliminate rear subframe flex with CTS Turbos billet aluminum insert set, delivering sharper handling and instant power transfer with minimal NVH. - CTS - Audi

Lock down your B9 Audi's chassis and eliminate rear subframe flex with CTS Turbo’s billet aluminum insert set, delivering sharper handling and instant power transfer with minimal NVH.

Brand:
CTS - Corporate Logo
ES#:
5435532
Mfg#:
HW-561
Ships in 7 Business Days
$149.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Density Line Lower Control Arm Kit

ES#3183552 - 034-401-1021KT - Density Line Lower Control Arm Kit - Includes 034Motorsport Density line lower control arms & necessary hardware - Assembled By ECS - Audi

Includes 034Motorsport Density line lower control arms & necessary hardware 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
3183552
Mfg#:
034-401-1021KT
In Stock
$525.64

This product was last offered at the strikethrough price on
07-05-2026

$521.88 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Bilstein B6 Heavy Duty Shocks & Struts Kit

ES#3031667 - 24-145961kt - Bilstein B6 Heavy Duty Shocks & Struts Kit - Performance shocks for OE springs - Bilstein - Audi

Performance shocks for OE springs 2X Entries For Our 25th Anniversary Sweepstakes!

Vehicles equipped with Electronic Damping Control (EDC) will lose shock dampening and receive a system error code

Brand:
Bilstein - Corporate Logo
ES#:
3031667
Mfg#:
24-145961KT
Ships on Jan 12, 2027
Auto Notify
$1177.99

This product was last offered at the strikethrough price on
03-25-2026

$1042.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Rear Special Active Shock Absorber - Priced Each

ES#3560582 - 80451222 - Rear Special Active Shock Absorber - Priced Each - Superior handling without compromising ride quality - Koni - Audi

Superior handling without compromising ride quality For vehicles without S-line suspension

Brand:
Koni - Corporate Logo
ES#:
3560582
Mfg#:
80451222
In Stock at Vendor
ON SALE! SAVE 20%
$162.99

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

$130.14 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Cup Kit - Eibach Pro Springs With Bilstein Sport Shocks

ES#2586560 - 1579140KT - Cup Kit - Eibach Pro Springs With Bilstein Sport Shocks - Perfect combination of handling and ride quality - Assembled By ECS - Audi

Perfect combination of handling and ride quality 10X Entries For Our 25th Anniversary Sweepstakes!
Sedan models only. Average lowering of 1.2" front and 1.2" rear

Brand:
Assembled By ECS - Corporate Logo
ES#:
2586560
Mfg#:
1579140KT
In Stock at Vendor
$1031.00 USD
This product is lifetime replacement eligible Lifetime Replacement

Rear Special Active Shock Absorber Kit

ES#4430378 - 80451265KT - Rear Special Active Shock Absorber Kit - Superior handling without compromising ride quality - Koni - Audi

Superior handling without compromising ride quality For vehicles with S-line suspension

Brand:
Koni - Corporate Logo
ES#:
4430378
Mfg#:
80451265KT
Ships on Aug 7, 2026
Auto Notify
ON SALE! SAVE 20%
$322.99

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

$257.25 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Race Springs Set

ES#658 - 29996-1 - Race Springs Set - Aggressive looks with ultimate handling for your A4 Sedan - H&R - Audi

Aggressive looks with ultimate handling for your A4 Sedan 10X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!
For Sedan models only. Average lowering of 1.9" Front & 1.5" Rear

Brand:
H&R - Corporate Logo
ES#:
658
Mfg#:
29996-1
Ships in 3 Business Days
15% off MSRP

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$399.00

This product was last offered at the strikethrough price on
07-01-2026

$339.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Sport Springs Set

ES#657 - 50396 - Sport Springs Set - Unrivaled comfort and performance - H&R - Audi

Unrivaled comfort and performance 10X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!
For Sedan models only. Average lowering of 1.25" Front & 1.0" Rear

Brand:
H&R - Corporate Logo
ES#:
657
Mfg#:
50396
Ships in 3 Business Days
15% off MSRP

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$399.00

This product was last offered at the strikethrough price on
07-01-2026

$339.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

EU Series Coilover

Prioritizing ride comfort for those seeking to increase the vehicle's exterior aesthetics while retaining a nice ride. For vehicles equipped with 53mm lower strut diameters, Vehicles equipped with DDC

Brand:
Megan Racing - Corporate Logo
ES#:
4831058
Mfg#:
MR-CDK-AA517-53-
Ships in 4 Business Days
$999.00 USD

Billet Aluminum Front Strut Brace

ES#3970173 - 034-603-0010 - Billet Aluminum Front Strut Brace - Designed to limit lateral deflection from the strut towers and improve handling performance without sacrificing ride quality - 034Motorsport - Audi

Designed to limit lateral deflection from the strut towers and improve handling performance without sacrificing ride quality

Brand:
034Motorsport - Corporate Logo
ES#:
3970173
Mfg#:
034-603-0010
In Stock
$554.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

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

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Manufacturer names and/or part numbers are used only for identification purposes.

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