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Your Vehicle Audi B9 S4 Quattro 3.0T

Audi B9 S4 Quattro 3.0T Suspension Parts & Accessories

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ES#3972075 - 78571 - Front Performance Air Ride Kit  - Allow your B9 Audi to sit on the ground! - Air Lift - Audi

Allow your B9 Audi to sit on the ground! For vehicles with 48.5mm front lower mounts

Brand:
Air Lift - Corporate Logo
ES#:
3972075
Mfg#:
78571
Ships in 4 Business Days
$1386.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#5471154 - 8w0412377b1KT1 - Front Upper Strut Mount - Pair - Keep your suspension in top shape - Assembled By ECS - Audi

Keep your suspension in top shape 10X Entries Into Our F80 M3 Sweepstakes
For models with standard & sport suspension (PR-Codes 1BA, 1BE)

Brand:
Assembled By ECS - Corporate Logo
ES#:
5471154
Mfg#:
8W0412377B1KT1
In Stock at Vendor
$125.99 USD
Free Shipping
on orders $49 and up
ES#3969925 - 8K0411327BKT2 - Front Sway Bar Installation Kit  - Includes new bushings, brackets and hardware - Assembled By ECS - Audi

Includes new bushings, brackets and hardware 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Assembled By ECS - Corporate Logo
ES#:
3969925
Mfg#:
8K0411327BKT2
Ships in 1 Business Day
ON SALE!
$69.99

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

$63.86 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4475546 - LS-TS-AI-0008-B - Traction-S Performance Lowering Springs - Average lowering of 0.6" front and 0.6" rear - GODSPEED - Audi

Average lowering of 0.6" front and 0.6" rear

Brand:
GODSPEED - Corporate Logo
ES#:
4475546
Mfg#:
LS-TS-AI-0008-B
Ships in 7 Business Days
$200.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#5375239 - IESUCZ3 - IE Rear Sway Bar Upgrade - Direct bolt-in replacement with adjustable stiffness for reduced body roll and increased grip! - Integrated Engineering - Audi

Direct bolt-in replacement with adjustable stiffness for reduced body roll and increased grip!

Brand:
Integrated Engineering - Corporate Logo
ES#:
5375239
Mfg#:
IESUCZ3
Ships in 4 Business Days
$459.99 USD
This product is lifetime replacement eligible Lifetime Replacement
ES#5375241 - IESUCZ1 - IE Front Sway Bar Upgrade - Direct bolt-in replacement with adjustable stiffness for reduced body roll and increased grip! - Integrated Engineering - Audi

Direct bolt-in replacement with adjustable stiffness for reduced body roll and increased grip! This front sway bar must be paired with the matching iE SQ5 Rear Sway Bar (IESUCZ3)

Brand:
Integrated Engineering - Corporate Logo
ES#:
5375241
Mfg#:
IESUCZ1
Ships in 4 Business Days
$459.99 USD
This product is lifetime replacement eligible Lifetime Replacement
ES#4901086 - 4M0505291D - Audi - Steering/Axle suspension - Meyle - Audi

5X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
Meyle - Corporate Logo
ES#:
4901086
Mfg#:
4M0505291D
Ships in 1 Business Day
$85.99

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

$78.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4045193 - 273100BH - ST Adjustable Lowering Springs - Allows individual ride height adjustment at each corner of your vehicle - Make your stock suspension height adjustable, without compromise! - Suspension Techniques - Audi

Allows individual ride height adjustment at each corner of your vehicle - Make your stock suspension height adjustable, without compromise! For sedan models without factory Electronic Damping Control - For models with 53mm diameter front strut body (Average lowering 0.0"-1.0" F and 0.0" to 0.8" R

Brand:
Suspension Techniques - Corporate Logo
ES#:
4045193
Mfg#:
273100BH
Ships in 4 Business Days
$1089.00 USD
Free Shipping
ES#4045208 - 273100BJ - ST Adjustable Lowering Springs - Allows individual ride height adjustment at each corner of your vehicle - Make your stock suspension height adjustable, without compromise! - Suspension Techniques - Audi

Allows individual ride height adjustment at each corner of your vehicle - Make your stock suspension height adjustable, without compromise! For sedan models with factory Electronic Damping Control - Average lowering 0.0"-1.0" F and 0.0" to 0.8" R

Brand:
Suspension Techniques - Corporate Logo
ES#:
4045208
Mfg#:
273100BJ
Ships in 4 Business Days
$1089.00 USD
Free Shipping
ES#4045199 - 273100BM - ST Adjustable Lowering Springs - Allows individual ride height adjustment at each corner of your vehicle - Make your stock suspension height adjustable, without compromise! - Suspension Techniques - Audi

Allows individual ride height adjustment at each corner of your vehicle - Make your stock suspension height adjustable, without compromise! For sedan models without factory Electronic Damping Control - For models with 48.5mm diameter front strut body (Average lowering 0.0"-1.0" F and 0.0" to 0.8" R

Brand:
Suspension Techniques - Corporate Logo
ES#:
4045199
Mfg#:
273100BM
Ships in 4 Business Days
$1089.00 USD
Free Shipping
ES#5477665 - TGK-0404-08 - TGK Motorsport Complete Billet Rear Subframe Insert Kit - Precision-machined billet aluminum rear subframe inserts that eliminate unwanted chassis flex and sharpen the handling of your B9 Audi. - TGK Motorsport - Audi

Precision-machined billet aluminum rear subframe inserts that eliminate unwanted chassis flex and sharpen the handling of your B9 Audi.

Brand:
TGK Motorsport - Corporate Logo
ES#:
5477665
Mfg#:
TGK-0404-08
Ships in 5 Business Days
$329.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#5477704 - TGK-0412-04 - TGK Motorsport Front And Rear Sway Bar Kit - Includes 28MM Front and 22MM Rear Sway Bar. - TGK Motorsport - Audi

Includes 28MM Front and 22MM Rear Sway Bar.

Brand:
TGK Motorsport - Corporate Logo
ES#:
5477704
Mfg#:
TGK-0412-04
Ships in 5 Business Days
$629.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#5477684 - TGK-0408-01 - Adjustable Spherical Front Swaybar Endlink Set - Address clearance issues that may arise from lowering your car - TGK Motorsport - Audi

Address clearance issues that may arise from lowering your car

Brand:
TGK Motorsport - Corporate Logo
ES#:
5477684
Mfg#:
TGK-0408-01
Ships in 5 Business Days
$219.99 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.

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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