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Audi S4 Rear Sway Bars

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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 For Our 25th Anniversary 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

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!

Brand:
034Motorsport - Corporate Logo
ES#:
3241098
Mfg#:
034-402-1010
In Stock
ON SALE! SAVE 10%
$354.00

This product was last offered at the strikethrough price on
06-28-2026

$318.60 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

Brand:
034Motorsport - Corporate Logo
ES#:
2996586
Mfg#:
034-402-1005
In Stock
ON SALE! SAVE 10%
$355.00

This product was last offered at the strikethrough price on
06-28-2026

$319.50 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

Brand:
034Motorsport - Corporate Logo
ES#:
4429979
Mfg#:
034-402-4030
In Stock
ON SALE! SAVE 10%
$171.00

This product was last offered at the strikethrough price on
06-28-2026

$153.90 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Heavy Duty Hex Bolt - Priced Each

ES#2642966 - N10127707 - Heavy Duty Hex Bolt - Priced Each - Used in various locations on your vehicle. M8x26 - Vaico - Audi Volkswagen

Used in various locations on your vehicle. M8x26 We Price Match - Give Us A Call or Chat!
Secures the rear sway bar bracket to the rear subframe

Brand:
Vaico - Corporate Logo
ES#:
2642966
Mfg#:
N10127707
In Stock
$6.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Dynamic+ Billet Adjustable Rear Sway Bar End Links

ES#4013533 - 034-402-4029 - Dynamic+ Billet Adjustable Rear Sway Bar End Links - Replace your flimsy, imprecise OEM sway bar end links - Designed to improve handling, road feel, and steering response! - 034Motorsport - Audi

Replace your flimsy, imprecise OEM sway bar end links - Designed to improve handling, road feel, and steering response!

Brand:
034Motorsport - Corporate Logo
ES#:
4013533
Mfg#:
034-402-4029
In Stock
ON SALE! SAVE 10%
$231.00

This product was last offered at the strikethrough price on
06-28-2026

$207.90 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Solid Rear Sway Bar - 25.4mm

ES#2864583 - 034-402-1000 - Solid Rear Sway Bar - 25.4mm - Substantially reduce understeer and body roll - 034Motorsport - Audi

Substantially reduce understeer and body roll

Brand:
034Motorsport - Corporate Logo
ES#:
2864583
Mfg#:
034-402-1000
In Stock
ON SALE! SAVE 10%
$332.00

This product was last offered at the strikethrough price on
06-28-2026

$298.80 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Solid Rear Sway Bar - 25.4mm

ES#2864584 - 034-402-1001 - Solid Rear Sway Bar - 25.4mm - Substantially reduce understeer and body roll - 034Motorsport - Audi

Substantially reduce understeer and body roll Billet Aluminum Rear Subframe Reinforcement kit is recommended

Brand:
034Motorsport - Corporate Logo
ES#:
2864584
Mfg#:
034-402-1001
In Stock
ON SALE! SAVE 10%
$361.00

This product was last offered at the strikethrough price on
06-28-2026

$324.90 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Audi B6/B7 A4/S4 Rear Sway Bar & Bushing Kit - 25mm

ES#4460442 - 000601LA02 - Audi B6/B7 A4/S4 Rear Sway Bar & Bushing Kit - 25mm - Reduce body roll and enhance handling! - ECS - Audi

Reduce body roll and enhance handling! 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
4460442
Mfg#:
000601LA02
In Stock
ON SALE! SAVE 17%
$288.99

This product was last offered at the strikethrough price on
05-02-2026

$239.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Audi B6/B7 A4/S4 Front 32mm & Rear 25mm Sway Bar Kit

ES#4609000 - 000601LA01FRKT - Audi B6/B7 A4/S4 Front 32mm & Rear 25mm Sway Bar Kit - Reduce body roll and enhance handling! - ECS - Audi

Reduce body roll and enhance handling! 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
4609000
Mfg#:
000601LA01FRKT
Ships on Sep 23, 2026
Auto Notify
ON SALE! SAVE 10%
$672.99

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

$605.69 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Adjustable rear Sway Bar End Links - Pair

ES#2864589 - 034-402-4004 - Adjustable rear Sway Bar End Links - Pair - Replace your flimsy, sloppy OEM sway bar end links with these performance engineered adjustable spherical endlinks - 034Motorsport - Audi

Replace your flimsy, sloppy OEM sway bar end links with these performance engineered adjustable spherical endlinks

Brand:
034Motorsport - Corporate Logo
ES#:
2864589
Mfg#:
034-402-4004
In Stock
ON SALE! SAVE 10%
$240.00

This product was last offered at the strikethrough price on
06-28-2026

$216.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Billet Aluminum Rear Subframe Reinforcement Kit

ES#2893741 - 034-402-7002 - Billet Aluminum Rear Subframe Reinforcement Kit - Prevent rear subframe failure - 034Motorsport - Audi

Prevent rear subframe failure

Brand:
034Motorsport - Corporate Logo
ES#:
2893741
Mfg#:
034-402-7002
Ships in 3 Business Days
ON SALE! SAVE 10%
$218.00

This product was last offered at the strikethrough price on
06-28-2026

$196.20 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

CTS Turbo Rear Sway Bar Upgrade

ES#5435522 - SUS-0010R - CTS Turbo Rear Sway Bar Upgrade - Eliminate body roll and unlock razor-sharp handling for your B8/B8.5 Audi with CTS Turbo's solid, two-way adjustable 25.4mm rear sway bar. - CTS - Audi

Eliminate body roll and unlock razor-sharp handling for your B8/B8.5 Audi with CTS Turbo's solid, two-way adjustable 25.4mm rear sway bar.

Brand:
CTS - Corporate Logo
ES#:
5435522
Mfg#:
SUS-0010R
Ships in 8 Business Days
$249.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Heavy Duty Hex Bolt - Priced Each

ES#6944 - N10127707 - Heavy Duty Hex Bolt - Priced Each - Used in various locations on your vehicle. M8x26 - Genuine Volkswagen Audi - Audi Volkswagen

Used in various locations on your vehicle. M8x26 Secures the rear sway bar bracket to the rear subframe

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
6944
Mfg#:
N10127707
In Stock
14% off MSRP

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

$6.99

This product was last offered at the strikethrough price on
07-19-2026

$5.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Motorsport Rear Sway Bar End Links

ES#2864592 - 034-402-4007 - Motorsport Rear Sway Bar End Links - Replace the flimsy stock plastic and rubber units. - 034Motorsport - Audi Porsche

Replace the flimsy stock plastic and rubber units.

Brand:
034Motorsport - Corporate Logo
ES#:
2864592
Mfg#:
034-402-4007
In Stock
ON SALE! SAVE 10%
$243.00

This product was last offered at the strikethrough price on
06-28-2026

$218.70 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Rear Sway Bar Rebuild Kit

ES#3706827 - 034-402-Z016 - Rear Sway Bar Rebuild Kit - 034Motorsport's is proud to offer a rebuild kit for our 25.4mm Diameter Adjustable Solid Rear Sway Bars! - 034Motorsport - Audi Volkswagen

034Motorsport's is proud to offer a rebuild kit for our 25.4mm Diameter Adjustable Solid Rear Sway Bars!

Brand:
034Motorsport - Corporate Logo
ES#:
3706827
Mfg#:
034-402-Z016
In Stock
ON SALE! SAVE 10%
$29.00

This product was last offered at the strikethrough price on
06-28-2026

$26.10 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

More About Rear Sway Bars

Improve handling and reduce body roll with an upgraded rear sway bar that lets you adjust to compensate for understeer or oversteer, or replace a failed rear sway bar, sway bar bushings, or rear sway bar end links from our catalog of OEM sway bar manufacturers or aftermarket performance sway bar options.

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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