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Audi S4 Suspension Parts & Accessories

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Hex Bolt - Priced Each

ES#471189 - N90924202 - Hex Bolt - Priced Each - Install new hardware with your new parts. M12x1.5x120 - Genuine Volkswagen Audi - Audi

Install new hardware with your new parts. M12x1.5x120 Secures the rear portion of the lower control arm to the subframe

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
471189
Mfg#:
N90924202
Ships in 1-2 days
12% off MSRP

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

$25.99

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

$22.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Heavy Duty Front Upper Control Arm Kit

ES#1611 - B5UCAKIT - Heavy Duty Front Upper Control Arm Kit - Includes new upper control arms with hardware - Meyle HD - Audi Volkswagen

Includes new upper control arms with hardware 5X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
Meyle HD - Corporate Logo
ES#:
1611
Mfg#:
B5UCAKIT
Ships on Nov 13, 2026
$358.99

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

$342.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Front Suspension Fork - Left

ES#2144558 - 8K0413037L - Front Suspension Fork - Left - Mounts the front shock to the control arm - Genuine Volkswagen Audi - Audi

Mounts the front shock to the control arm

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2144558
Mfg#:
8K0413037L
Ships in 1-2 days
12% off MSRP

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

$386.99

This product was last offered at the strikethrough price on
08-31-2026

$340.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Front Suspension Fork - Right

ES#2144559 - 8K0413038L - Front Suspension Fork - Right - Mounts the front shock to the control arm - Genuine Volkswagen Audi - Audi

Mounts the front shock to the control arm

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2144559
Mfg#:
8K0413038L
Ships in 1-2 days
12% off MSRP

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

$386.99

This product was last offered at the strikethrough price on
08-31-2026

$340.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Sport Springs - Set

ES#4875 - 50310 - Sport Springs - Set - Unrivaled comfort and performance. Average lowering of 1.2"F 1.2"R - H&R - Audi

Unrivaled comfort and performance. Average lowering of 1.2"F 1.2"R We Price Match - Give Us A Call or Chat!
Fits Cabrio models only

Brand:
H&R - Corporate Logo
ES#:
4875
Mfg#:
50310
Ships in 4 Business Days
15% off MSRP

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

$399.00

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

$339.15 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Super Sport Springs - Set

ES#2713632 - 50377-77 - Super Sport Springs - Set - Aggressive stance with an average lowering of 2.0"F 1.75"R - H&R - Audi

Aggressive stance with an average lowering of 2.0"F 1.75"R We Price Match - Give Us A Call or Chat!

Brand:
H&R - Corporate Logo
ES#:
2713632
Mfg#:
50377-77
Ships in 4 Business Days
15% off MSRP

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

$399.00

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

$339.15 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!

Brand:
Racingline - Corporate Logo
ES#:
3570412
Mfg#:
VWR3141S4
Ships in 2 Business Days
$338.99 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! 10X Entries Into Our F80 M3 Sweepstakes

Brand:
ECS - Corporate Logo
ES#:
4027361
Mfg#:
022847ECS01KT
Ships on Mar 4, 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

Rear Upper Shock Mount Kit - Pair & Hardware

ES#5491253 - 8K0513353ECKT2 - Rear Upper Shock Mount Kit - Pair & Hardware - Fits the left and right side, install hardware included - Genuine Volkswagen Audi - Audi Porsche

Fits the left and right side, install hardware included

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
5491253
Mfg#:
8K0513353ECKT2
Ships in 5 Business Days
$336.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Rear Sway Bar

ES#1894016 - 8K0511305AB - Rear Sway Bar - Restore stability to your suspension. 21.7mm - Genuine Volkswagen Audi - Audi

Restore stability to your suspension. 21.7mm

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
1894016
Mfg#:
8K0511305AB
Ships in 1-2 days
12% off MSRP

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

$380.99

This product was last offered at the strikethrough price on
08-31-2026

$335.99 USD
This product is lifetime replacement eligible Lifetime Replacement

Front Lower Control Arm Bushing - Outer - Priced Each

ES#3188079 - 4E0407181B - Front Lower Control Arm Bushing - Outer - Priced Each - Fits the left and right side - Lemforder - Audi

Fits the left and right side We Price Match - Give Us A Call or Chat!
For the straight control arm

Brand:
Lemforder - Corporate Logo
ES#:
3188079
Mfg#:
4E0407181B
In Stock
$28.99

This product was last offered at the strikethrough price on
07-03-2026

$13.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Front Upper Strut Mount - Pair

ES#5471116 - 4K0413333BKT - Front Upper Strut Mount - Pair - Keep your suspension in top shape - Genuine Volkswagen Audi - Audi

Keep your suspension in top shape For models with standard & sport suspension (PR-Codes 1BA, 1BE)

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
5471116
Mfg#:
4K0413333BKT
In Stock
$178.99

This product was last offered at the strikethrough price on
09-30-2026

$165.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Front Lower Ball Joint - Priced Each

ES#4006908 - 4G0407689C - Front Lower Ball Joint - Priced Each - Fits left and right side - Delphi - Audi Porsche

Fits left and right side Fits from production date 8/16/2011

Brand:
Delphi - Corporate Logo
ES#:
4006908
Mfg#:
4G0407689C
Ships in 1-2 days
$55.22 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

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

Front B6 Heavy Duty Strut - Priced Each

ES#2731845 - 24-119788 - Front B6 Heavy Duty Strut - Priced Each - Unbelievable control, precise handling, ultimate performance and incredible comfort. German-made with world-famous Bilstein quality and a limited lifetime warranty! - Bilstein - Audi

Unbelievable control, precise handling, ultimate performance and incredible comfort. German-made with world-famous Bilstein quality and a limited lifetime warranty! 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Bilstein - Corporate Logo
ES#:
2731845
Mfg#:
24-119788
Ships in 1-2 days
$165.00 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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