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Audi S4 Performance Suspension Parts & Upgrades

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Density Line Front Sway Bar End Links - Pair

ES#4841517 - 034-402-4039 - Density Line Front Sway Bar End Links - Pair - Replace your flimsy, imprecise OEM sway bar end links with these performance-engineered units! - 034Motorsport - Audi Porsche

Replace your flimsy, imprecise OEM sway bar end links with these performance-engineered units! 2X Entries Into Our F80 M3 Sweepstakes

Brand:
034Motorsport - Corporate Logo
ES#:
4841517
Mfg#:
034-402-4039
In Stock
$112.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Shocks & Struts Set - Sport B8

ES#2724033 - 8T0413031AFKT - Shocks & Struts Set - Sport B8 - Recommended for vehicles with lowering springs - Bilstein - Audi

Recommended for vehicles with lowering springs 10X Entries Into Our F80 M3 Sweepstakes

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

Brand:
Bilstein - Corporate Logo
ES#:
2724033
Mfg#:
8T0413031AFKT
Ships in 1 Business Day
$1154.99

This product was last offered at the strikethrough price on
10-06-2026

$900.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

B8/B8.5 A4/S4 Lowering Spring Set

ES#4620230 - 047330LA01 - B8/B8.5 A4/S4 Lowering Spring Set - Dramatically improve looks and handling with and average lowering up to 1.6" front and rear. - ECS - Audi

Dramatically improve looks and handling with and average lowering up to 1.6" front and rear. 10X Entries Into Our F80 M3 Sweepstakes
Manufactured 100% in the USA

Brand:
ECS - Corporate Logo
ES#:
4620230
Mfg#:
047330LA01
In Stock
ON SALE!
$276.74 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Dynamic+ Billet Adjustable Front Sway Bar End Links

ES#4381944 - 034-402-4033 - Dynamic+ Billet Adjustable Front Sway Bar End Links - Replace your flimsy, imprecise OEM sway bar end links with these performance engineered Dynamic+ Billet Adjustable Front Sway Bar End Links from 034Motorsport - 034Motorsport - Audi

Replace your flimsy, imprecise OEM sway bar end links with these performance engineered Dynamic+ Billet Adjustable Front Sway Bar End Links from 034Motorsport 2X Entries Into Our F80 M3 Sweepstakes

Brand:
034Motorsport - Corporate Logo
ES#:
4381944
Mfg#:
034-402-4033
In Stock
$168.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Dynamic+ Adjustable Rear Sway Bar

ES#3241098 - 034-402-1010 - Dynamic+ Adjustable Rear Sway Bar - Designed to combat understeer while reducing body roll under hard cornering! - 034Motorsport - Audi

Designed to combat understeer while reducing body roll under hard cornering! 2X Entries Into Our F80 M3 Sweepstakes

Brand:
034Motorsport - Corporate Logo
ES#:
3241098
Mfg#:
034-402-1010
In Stock
$354.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Billet Performance Rear Sway Bar End Links - Audi B8/Porsche Macan

ES#4043135 - 025180ECS02 - Billet Performance Rear Sway Bar End Links - Audi B8/Porsche Macan - Replace the flimsy stock plastic and rubber units - ECS - Audi Porsche

Replace the flimsy stock plastic and rubber units 10X Entries Into Our F80 M3 Sweepstakes

Brand:
ECS - Corporate Logo
ES#:
4043135
Mfg#:
025180ECS02
In Stock
ON SALE! SAVE 20%
$224.99

This product was last offered at the strikethrough price on
06-13-2026

$179.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Bilstein B16 DampTronic Suspension System

ES#4390702 - 49-290868 - Bilstein B16 DampTronic Suspension System - Features ride height adjustability with dampers compatible with OE electronic damping systems. - Bilstein - Audi

Features ride height adjustability with dampers compatible with OE electronic damping systems. 10X Entries Into Our F80 M3 Sweepstakes
For vehicles with production date from 7/12/2016 with 53mm front strut body

Brand:
Bilstein - Corporate Logo
ES#:
4390702
Mfg#:
49-290868
Back Ordered
31% off MSRP

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

$3611.00

This product was last offered at the strikethrough price on
11-01-2026

$2499.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Solid Rear Sway Bar - 25.4mm

ES#2996586 - 034-402-1005 - Solid Rear Sway Bar - 25.4mm - Substantially reduce understeer and body roll - 034Motorsport - Audi

Substantially reduce understeer and body roll 2X Entries Into Our F80 M3 Sweepstakes

Brand:
034Motorsport - Corporate Logo
ES#:
2996586
Mfg#:
034-402-1005
In Stock
$355.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

OE Sport Springs - Set

ES#1876359 - 50361-55 - OE Sport Springs - Set - Mild lowering for the daily driver. Average lowering of 1.2"F 1.2" R - H&R - Audi

Mild lowering for the daily driver. Average lowering of 1.2"F 1.2" R We Price Match - Give Us A Call or Chat!

Brand:
H&R - Corporate Logo
ES#:
1876359
Mfg#:
50361-55
In Stock
15% off MSRP

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

$439.00

This product was last offered at the strikethrough price on
10-01-2026

$373.15 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Dynamic+ Adjustable Rear Sway Bar End Link Kit

ES#4429979 - 034-402-4030 - Dynamic+ Adjustable Rear Sway Bar End Link Kit - Replace your flimsy, imprecise OEM sway bar end links with the performance engineered Dynamic+ Adjustable Rear Sway Bar End Link - 034Motorsport - Audi

Replace your flimsy, imprecise OEM sway bar end links with the performance engineered Dynamic+ Adjustable Rear Sway Bar End Link 2X Entries Into Our F80 M3 Sweepstakes

Brand:
034Motorsport - Corporate Logo
ES#:
4429979
Mfg#:
034-402-4030
In Stock
$171.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Special Active Shocks & Struts Kit

ES#3564213 - 82451264KT - Special Active Shocks & Struts Kit - Superior handling without compromising ride quality - Koni - Audi

Superior handling without compromising ride quality

Brand:
Koni - Corporate Logo
ES#:
3564213
Mfg#:
82451264KT
In Stock
ON SALE! SAVE 20%
$728.99

This product was last offered at the strikethrough price on
08-26-2026

$581.71 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Adjustable Rear Toe Arms - Audi B8/Porsche Macan

ES#3624747 - 027967ecs01 - Adjustable Rear Toe Arms - Audi B8/Porsche Macan - Adjust your rear toe angle and improve handling with these ECS Heavy Duty Toe Arms - ECS - Audi Porsche

Adjust your rear toe angle and improve handling with these ECS Heavy Duty Toe Arms 10X Entries Into Our F80 M3 Sweepstakes

Brand:
ECS - Corporate Logo
ES#:
3624747
Mfg#:
027967ECS01
In Stock
ON SALE! SAVE 25%
$217.99

This product was last offered at the strikethrough price on
06-13-2026

$163.49 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Dynamic+ Sway Bar Kit

ES#3468733 - 034-402-1012 - Dynamic+ Sway Bar Kit - Features perfectly matched front & rear sway bars to further reduce body roll and enhance steering feel - 034Motorsport - Audi

Features perfectly matched front & rear sway bars to further reduce body roll and enhance steering feel 2X Entries Into Our F80 M3 Sweepstakes

Brand:
034Motorsport - Corporate Logo
ES#:
3468733
Mfg#:
034-402-1012
In Stock
$711.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Billet Aluminum Front Strut Brace - Audi B9 A4/A5/S4/S5/RS5

ES#3188267 - 019218ECS01 - Billet Aluminum Front Strut Brace - Audi B9 A4/A5/S4/S5/RS5 - Provides additional support to the strut towers for flex reduction to enhance your driving experience - ECS - Audi

Provides additional support to the strut towers for flex reduction to enhance your driving experience 10X Entries Into Our F80 M3 Sweepstakes

Brand:
ECS - Corporate Logo
ES#:
3188267
Mfg#:
019218ECS01
In Stock
ON SALE!
$306.99 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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