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Audi A4 Performance Suspension Parts & Upgrades

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Audi B9 A4/S4 A5/S5 RS5 Front Adjustable Sway Bar

ES#4027361 - 022847ecs01KT - Audi B9 A4/S4 A5/S5 RS5 Front Adjustable Sway Bar - Reduce body roll and enhance handling! - ECS - Audi

Reduce body roll and enhance handling! 10X Entries Into Our F80 M3 Sweepstakes

Brand:
ECS - Corporate Logo
ES#:
4027361
Mfg#:
022847ECS01KT
Ships on Mar 12, 2027
ON SALE! SAVE 10%
$374.81

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

$337.33 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Front Sway Bar - 30mm

ES#1876400 - 70061-2 - Front Sway Bar - 30mm - Adjustable version - H&R - Audi

Adjustable version We Price Match - Give Us A Call or Chat!

Brand:
H&R - Corporate Logo
ES#:
1876400
Mfg#:
70061-2
Back Ordered
10% off MSRP

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

$369.00

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

$332.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Special Active Front Strut - Priced Each

ES#4701360 - 82451396 - Special Active Front Strut - Priced Each - Superior handling without compromising ride quality - Koni - Audi

Superior handling without compromising ride quality For vehicles without electronic suspension (53mm diameter strut)

Brand:
Koni - Corporate Logo
ES#:
4701360
Mfg#:
82451396
Ships in 5 Business Days
ON SALE! SAVE 20%
$207.99

This product was last offered at the strikethrough price on
10-31-2026

$165.70 USD
Free Shipping
on orders $49 and up

Performance Rear Sway Bar End Links

ES#3183670 - MRS-AU-0130 - Performance Rear Sway Bar End Links - Replace the flimsy stock plastic and rubber units - Megan Racing - Audi

Replace the flimsy stock plastic and rubber units

Brand:
Megan Racing - Corporate Logo
ES#:
3183670
Mfg#:
MRS-AU-0130
Ships in 4 Business Days
$165.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Special Active Front Strut Kit

ES#4430367 - 824512642KT - Special Active Front Strut 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#:
4430367
Mfg#:
824512642KT
In Stock
ON SALE! SAVE 20%
$405.99

This product was last offered at the strikethrough price on
10-31-2026

$324.46 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Special Active Front Strut - Priced Each

Superior handling without compromising ride quality

Brand:
Koni - Corporate Logo
ES#:
3560617
Mfg#:
82451294
Back Ordered
ON SALE! SAVE 20%
$203.99

This product was last offered at the strikethrough price on
08-13-2026

$162.23 USD
Free Shipping

Front Lower Control Arm Bushing Set - Inner

ES#3175221 - 140916-3H - Front Lower Control Arm Bushing Set - Inner - Upgrade to a more engaging driving experience - 2 axis camber / self-aligning - KMAC - Audi

Upgrade to a more engaging driving experience - 2 axis camber / self-aligning For the straight control arm

Brand:
KMAC - Corporate Logo
ES#:
3175221
Mfg#:
140916-3H
Special Order: No Guaranteed ETA
$320.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Rear Adjustable Sway Bar (20mm)

ES#2029 - 71368 - Rear Adjustable Sway Bar (20mm) - Upgrade your suspension - H&R - Audi

Upgrade your suspension We Price Match - Give Us A Call or Chat!

Brand:
H&R - Corporate Logo
ES#:
2029
Mfg#:
71368
Ships in 3 Business Days
10% off MSRP

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

$349.00

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

$314.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Rear Sport Shock - Priced Each

ES#4698693 - 82401319SPORT - Rear Sport Shock - Priced Each - Tighten up your Audi with these Koni shocks - Koni - Audi

Tighten up your Audi with these Koni shocks For vehicles without electronic suspension

Brand:
Koni - Corporate Logo
ES#:
4698693
Mfg#:
82401319SPORT
Back Ordered
ON SALE! SAVE 20%
$189.99

This product was last offered at the strikethrough price on
10-31-2026

$151.80 USD
Free Shipping
on orders $49 and up

Solo-Werks S1 Coilover Spanner Wrenchs

ES#4055298 - SWspanners - Solo-Werks S1 Coilover Spanner Wrenchs - Replacement spanner wrenches for S1 coilovers systems - Solo-Werks - Audi Volkswagen

Replacement spanner wrenches for S1 coilovers systems

Brand:
Solo-Werks - Corporate Logo
ES#:
4055298
Mfg#:
SWSPANNERS
In Stock
$50.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Front Upper Strut Mount - Pair

The rubber damper replacement is made from high strength 7075 Aluminum and finished with a black anodized coating for corrosion resistance.

Brand:
JXB Performance - Corporate Logo
ES#:
4419878
Mfg#:
B6001A0
Ships in 5 Business Days
$299.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Adjustable Upper Control Arm Rebuild Kit

ES#4147666 - 034-401-Z055 - Adjustable Upper Control Arm Rebuild Kit - Rebuild kit for 034 Fully Spherical Adjustable Upper Control Arms for Audi B5/B6/B7 Applications! These parts are a direct replacement for the rod ends, hardware, and dust boots. - 034Motorsport - Audi

Rebuild kit for 034 Fully Spherical Adjustable Upper Control Arms for Audi B5/B6/B7 Applications! These parts are a direct replacement for the rod ends, hardware, and dust boots. 2X Entries Into Our F80 M3 Sweepstakes
*For customers with 034Motorsport Spherical Adjustable Upper Control Arm Kit 034-401-1006

Brand:
034Motorsport - Corporate Logo
ES#:
4147666
Mfg#:
034-401-Z055
Ships in 2 Business Days
$296.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Front Lower Control Arm Bushing Set - Outer - Street

ES#2650163 - PFF3-201x2 - Front Lower Control Arm Bushing Set - Outer - Street - Improves handling and control - Upgrade to a more engaging driving experience - Powerflex - Audi Volkswagen

Improves handling and control - Upgrade to a more engaging driving experience For the straight control arm

Brand:
Powerflex - Corporate Logo
ES#:
2650163
Mfg#:
PFF3-201X2
Ships in 1 Business Day
$97.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Front Lower Control Arm Bushing Set - Inner - Street

ES#2650696 - PFF3-202x2 - Front Lower Control Arm Bushing Set - Inner - Street - Improves handling and control - Upgrade to a more engaging driving experience - Powerflex - Audi Volkswagen

Improves handling and control - Upgrade to a more engaging driving experience For the curved control arm

Brand:
Powerflex - Corporate Logo
ES#:
2650696
Mfg#:
PFF3-202X2
Ships in 1 Business Day
$145.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Front Lower Curved Control Arm - Pair

ES#3183685 - MRS-AU-1911 - Front Lower Curved Control Arm - Pair - Upgraded lower curved control arm pair - Megan Racing - Audi

Upgraded lower curved control arm pair Fits models from production date 11/3/2009 (M14 Ball Joints)

Brand:
Megan Racing - Corporate Logo
ES#:
3183685
Mfg#:
MRS-AU-1911
In Stock
$286.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

EMMOTION Rear Sway Bar - 22.2mm

ES#3199952 - EMD-B9Q-RSB - EMMOTION Rear Sway Bar - 22.2mm - Reduce body roll with this new sway bar from Emmanuele Design - Emmanuele Design - Audi

Reduce body roll with this new sway bar from Emmanuele Design

Brand:
Emmanuele Design - Corporate Logo
ES#:
3199952
Mfg#:
EMD-B9Q-RSB
Ships in 1 Business Day
$285.00 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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