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Audi B9 S4 Quattro 3.0T

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Audi B9 S4 Quattro 3.0T Performance Suspension Parts & Upgrades

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

ES#4027362 - 022848ecs01KT - Audi B9 A4/S4 A5/S5 RS5 Rear Adjustable Sway Bar - Reduce body roll and enhance handling! - ECS - Audi

Reduce body roll and enhance handling! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
4027362
Mfg#:
022848ECS01KT
Ships on Sep 30, 2026
Auto Notify
ON SALE!
$380.99

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

$361.94 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Adjustable Rear Toe Arms With Spherical Bearings

ES#4447729 - AK-275-A - Adjustable Rear Toe Arms With Spherical Bearings - Solid spherical bushings and adjustable lengths for perfectly dialed in camber settings. Adjustment range of +/-3.00 Degrees - GODSPEED - Audi

Solid spherical bushings and adjustable lengths for perfectly dialed in camber settings. Adjustment range of +/-3.00 Degrees affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
GODSPEED - Corporate Logo
ES#:
4447729
Mfg#:
AK-275-A
Ships in 2 Business Days
$180.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

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! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
4027361
Mfg#:
022847ECS01KT
Ships on Nov 11, 2026
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

Racingline Sport Spring Set

ES#3570412 - VWR3141S4 - Racingline Sport Spring Set - Give your B9 S4 the ride height it deserves - The first upgrade to make to your car! - Racingline - Audi

Give your B9 S4 the ride height it deserves - The first upgrade to make to your car! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Racingline - Corporate Logo
ES#:
3570412
Mfg#:
VWR3141S4
Ships in 2 Business Days
ON SALE! SAVE 10%
$338.99

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

$304.58 USD
Free Shipping
on orders $49 and up
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 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For vehicles without electronic suspension

Brand:
Koni - Corporate Logo
ES#:
4698693
Mfg#:
82401319SPORT
Ships in 5 Business Days
ON SALE! SAVE 21%
$190.99

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

$151.80 USD
Free Shipping
on orders $49 and up

Adjustable Front Sway Bar End Link Rebuild Kit

ES#4147672 - 034-402-Z020 - Adjustable Front Sway Bar End Link Rebuild Kit - 034Motorsport is proud to offer a rebuild kit for their MkV/MkVI/MkVII Volkswagen & 8J/8P/8V/8S, B8/B8.5/B9 Audi Adjustable Sway Bar End Links! - 034Motorsport - Audi

034Motorsport is proud to offer a rebuild kit for their MkV/MkVI/MkVII Volkswagen & 8J/8P/8V/8S, B8/B8.5/B9 Audi Adjustable Sway Bar End Links! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
*To be used with adjustable end link kits: 034-402-4006, 034-402-4025, & 034-402-4002

Brand:
034Motorsport - Corporate Logo
ES#:
4147672
Mfg#:
034-402-Z020
Ships in 2 Business Days
ON SALE! SAVE 10%
$106.00

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

$95.40 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Polyurethane Front Upper Control Arm Bushings

ES#4305144 - PFF3-1203 - Polyurethane Front Upper Control Arm Bushings - Improves handling and control - upgrade to a more engaging driving experience - Powerflex - Audi

Improves handling and control - upgrade to a more engaging driving experience affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Powerflex - Corporate Logo
ES#:
4305144
Mfg#:
PFF3-1203
Ships in 1 Business Day
$137.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Front Sway Bar End Link Kit

ES#2779621 - 8k0411317dkt - Front Sway Bar End Link Kit - Includes both end links with securing hardware - Genuine Volkswagen Audi - Audi

Includes both end links with securing hardware affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2779621
Mfg#:
8K0411317DKT
Ships in 2 Business Days
$269.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Rear Sway Bar (25.4mm)

If understeer is an issue, increasing or adding a sway bar in the rear can help. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Megan Racing - Corporate Logo
ES#:
4833817
Mfg#:
MRS-AU-2091
Ships in 4 Business Days
$266.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Front Upper Control Arm Bushings - Camber Adjustable

ES#4305154 - PFF3-1203G - Front Upper Control Arm Bushings - Camber Adjustable - Improves handling and control - upgrade to a more engaging driving experience - Powerflex - Audi

Improves handling and control - upgrade to a more engaging driving experience affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Powerflex - Corporate Logo
ES#:
4305154
Mfg#:
PFF3-1203G
Ships in 1 Business Day
$261.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Front Sway Bar End Link - Priced Each

ES#2795517 - 8K0411317D - Front Sway Bar End Link - Priced Each - Fits the left and right side - Vaico - Audi

Fits the left and right side affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
Vaico - Corporate Logo
ES#:
2795517
Mfg#:
8K0411317D
In Stock at Vendor
$43.99

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

$42.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Special Silicone Grease

ES#3046027 - WPTUBSIL - Special Silicone Grease - Properly lubricate your SuperPro polyurethane bushings - 500 grams - SuperPro - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Properly lubricate your SuperPro polyurethane bushings - 500 grams affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
SuperPro - Corporate Logo
ES#:
3046027
Mfg#:
WPTUBSIL
Ships in 8 Business Days
$42.99 USD
Free Shipping
on orders $49 and up

Adjustable Rear Sway Bar Rebuild Kit

ES#4147667 - 034-402-Z014 - Adjustable Rear Sway Bar Rebuild Kit - 034Motorsport is proud to offer a rebuild kit for their 22.2mm Diameter Adjustable Solid Rear Sway Bars! - 034Motorsport - Audi Volkswagen

034Motorsport is proud to offer a rebuild kit for their 22.2mm Diameter Adjustable Solid Rear Sway Bars! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
*To be used with sway bar kits: 034-402-1010, 034-402-1006, & 034-402-1002

Brand:
034Motorsport - Corporate Logo
ES#:
4147667
Mfg#:
034-402-Z014
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

Front Sway Bar Bushing Kit

ES#3603475 - 034-402-Z018 - Front Sway Bar Bushing Kit - Rebuild kit for the 034Motorsport adjustable front sway bar - 034Motorsport - Audi

Rebuild kit for the 034Motorsport adjustable front sway bar affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
034Motorsport - Corporate Logo
ES#:
3603475
Mfg#:
034-402-Z018
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 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.

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