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Audi S4 Suspension Parts & Accessories

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Audi B8/B8.5 A4 And S4 Front And Rear Adjustable Sway Bar Kit

ES#4213431 - 022846ecs01kt2 - Audi B8/B8.5 A4 And S4 Front And Rear Adjustable Sway Bar Kit - Reduce body roll and increase cornering speed - ECS - Audi

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

Brand:
ECS - Corporate Logo
ES#:
4213431
Mfg#:
022846ECS01KT2
In Stock
ON SALE! SAVE 10%
$718.99

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

$647.04 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Billet Aluminum Rear Subframe Mount Insert Kit

ES#3247809 - 034-601-0046 - Billet Aluminum Rear Subframe Mount Insert Kit - Maintain proper suspension geometry when cornering and reduce rear subframe movement - 034Motorsport - Audi

Maintain proper suspension geometry when cornering and reduce rear subframe movement affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
034Motorsport - Corporate Logo
ES#:
3247809
Mfg#:
034-601-0046
In Stock
$208.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

B6 Performance DampTronic Rear Shock - Priced Each

ES#4390656 - 26-296043 - B6 Performance DampTronic Rear Shock - Priced Each - Unbelievable control, precise handling, ultimate performance and incredible comfort. German-made with world-famous Bilstein quality and a limited lifetime warranty! A heavy duty upgrade for the performance minded driver. - Bilstein - Audi

Unbelievable control, precise handling, ultimate performance and incredible comfort. German-made with world-famous Bilstein quality and a limited lifetime warranty! A heavy duty upgrade for the performance minded driver. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For vehicles with factory electronic dampening control
For vehicles with electronic suspension

Brand:
Bilstein - Corporate Logo
ES#:
4390656
Mfg#:
26-296043
In Stock
33% off MSRP

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

$505.00

This product was last offered at the strikethrough price on
06-07-2026

$339.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Street Performance Coilover Kit

ES#628 - 29471-1 - Street Performance Coilover Kit - Unrivaled comfort and performance. Average lowering of 1.6"-2.5"F 1.3"-2.0"R - H&R - Audi

Unrivaled comfort and performance. Average lowering of 1.6"-2.5"F 1.3"-2.0"R affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!
Fits Sedan models only

Brand:
H&R - Corporate Logo
ES#:
628
Mfg#:
29471-1
Ships in 4 Business Days
$1575.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Adjustable Front Upper Control Arm Kit

ES#4164442 - 81383 - Adjustable Front Upper Control Arm Kit - Adjust front camber and caster 1.5 on the Audi B9 platform with these forged aluminum adjustable control arms from SPC! - SPC - Audi

Adjust front camber and caster ±1.5° on the Audi B9 platform with these forged aluminum adjustable control arms from SPC! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
SPC - Corporate Logo
ES#:
4164442
Mfg#:
81383
In Stock at Vendor
$899.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Rear B8 Sport Shock - Priced Each

ES#2538294 - 24-119825 - Rear B8 Sport Shock - Priced Each - Sport tuned shock for your performance suspension - Bilstein - Audi

Sport tuned shock for your performance suspension affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Bilstein - Corporate Logo
ES#:
2538294
Mfg#:
24-119825
In Stock
33% off MSRP

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

$227.00

This product was last offered at the strikethrough price on
06-07-2026

$153.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Front Upper Strut Bracket - Priced Each

ES#436992 - 8E0412391C - Front Upper Strut Bracket - Priced Each - Fits the left and right side - Genuine Volkswagen Audi - Audi

Fits the left and right side affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
436992
Mfg#:
8E0412391C
Ships in 3 Business Days
11% off MSRP

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

$348.34

This product was last offered at the strikethrough price on
06-07-2026

$310.32 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Audi B8/B8.5 A4 and S4 Front Adjustable Sway Bar Kit

ES#4026793 - 022846ecs01KT - Audi B8/B8.5 A4 and S4 Front Adjustable Sway Bar Kit - Complete with ECS Tuning Adjustable End Links! - ECS - Audi

Complete with ECS Tuning Adjustable End Links! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
4026793
Mfg#:
022846ECS01KT
In Stock
ON SALE!
$407.99

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

$387.59 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Density Line Control Arm Kit Upper Adjustable - Track Spec

ES#4630174 - 034-401-1070 - Density Line Control Arm Kit Upper Adjustable - Track Spec - Gain additional negative camber for increased cornering grip and improved handling performance. - 034Motorsport - Audi

Gain additional negative camber for increased cornering grip and improved handling performance. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
034Motorsport - Corporate Logo
ES#:
4630174
Mfg#:
034-401-1070
Back Ordered
$1226.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

X-Brace Billet Aluminum Chassis Reinforcement

ES#2951399 - 034-603-0008 - X-Brace Billet Aluminum Chassis Reinforcement - Increase torsional rigidity for improved steering feel and handling performance - 034Motorsport - Audi

Increase torsional rigidity for improved steering feel and handling performance affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
034Motorsport - Corporate Logo
ES#:
2951399
Mfg#:
034-603-0008
In Stock
$752.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Density Line Upper Control Arm Kit

ES#3184738 - 034-401-1003 - Density Line Upper Control Arm Kit - Refresh your front end with 034Motorsport's front upper control arm kit - 034Motorsport - Audi

Refresh your front end with 034Motorsport's front upper control arm kit affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
034Motorsport - Corporate Logo
ES#:
3184738
Mfg#:
034-401-1003
In Stock
$193.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

B8 Performance Plus Front Strut - Priced Each

ES#8226 - 24-119818 - B8 Performance Plus Front Strut - Priced Each - Give your vehicle a more aggressive feel - Fits left & right side - Bilstein - Audi

Give your vehicle a more aggressive feel - Fits left & right side affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Bilstein - Corporate Logo
ES#:
8226
Mfg#:
24-119818
In Stock
$165.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Billet Aluminum Rear Subframe Mount Insert Kit

ES#3168418 - 034-601-0035 - Billet Aluminum Rear Subframe Mount Insert Kit - Tighten your ride back up with this billet insert kit from 034 Motorsports - 034Motorsport - Audi

Tighten your ride back up with this billet insert kit from 034 Motorsports affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
034Motorsport - Corporate Logo
ES#:
3168418
Mfg#:
034-601-0035
Back Ordered
Auto Notify
$168.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Rear B4 OE sport Shock - Priced Each

ES#2981795 - 19-164489 - Rear B4 OE sport Shock - Priced Each - Fits left and right side - Bilstein - Audi

Fits left and right side affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Bilstein - Corporate Logo
ES#:
2981795
Mfg#:
19-164489
In Stock
$99.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Motorsport Front Sway Bar End Links Pair

ES#2873007 - 034-402-4018 - Motorsport Front Sway Bar End Links Pair - Replace your sloppy rubber factory sway bar end links - 034Motorsport - Audi Volkswagen

Replace your sloppy rubber factory sway bar end links affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
034Motorsport - Corporate Logo
ES#:
2873007
Mfg#:
034-402-4018
In Stock
$230.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

H&R VTF Adjustable Lowering Springs

ES#3479162 - 23007-1 - H&R VTF Adjustable Lowering Springs - More lowering, more features, and more personalization! Average Lowering of 0.75 - 1.6" front & rear. - H&R - Audi

More lowering, more features, and more personalization! Average Lowering of 0.75 - 1.6" front & rear. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat! Fits both models with adaptive damping suspension and without - Lowering height will vary between suspension ty

Brand:
H&R - Corporate Logo
ES#:
3479162
Mfg#:
23007-1
Ships in 4 Business Days
22% off MSRP

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

$1150.00

This product was last offered at the strikethrough price on
06-07-2026

$899.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

More About Suspension Parts & Accessories

A good suspension holds you up, while keeping your tires safely planted on the road surface for good traction, braking, and handling. Even if you don't know jounce from rebound, we can help you choose suspension parts, accessories, and upgrades to match your car, driving style, and budget.

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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