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Your Vehicle Audi B9 A4 Quattro 2.0T

Audi B9 A4 Quattro 2.0T Performance Suspension Parts & Upgrades

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This bolt and nut replacement kit has a 720 hour salt spray certified coating affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Pinch bolt for upper control arms - Secures ball joints to the top of the knuckle

Brand:
SPC - Corporate Logo
ES#:
4715446
Mfg#:
21045
Ships in 2 Business Days
$9.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4876603 - 051204LA01EBKT - Thrust Arm Monoball Upgrade Kit - Front Lower, Inner & B9 A4 / S4 Lowering Spring Set - Eliminate deflection caused by stock rubber bushings and Dramatically improve looks and handling with and average lowering up to 1.5" front and rear. - Enthusiast Bundles - Audi

Eliminate deflection caused by stock rubber bushings and Dramatically improve looks and handling with and average lowering up to 1.5" front and rear. Don't See A Bundle You Want - Give Us A Call Or Chat - We Will Make One! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Enthusiast Bundles - Corporate Logo
ES#:
4876603
Mfg#:
051204LA01EBKT
In Stock
ON SALE! SAVE 13%
$747.46

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

$652.45 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#3974222 - 785711/4B91 - Build-Your-Own Air Lift Performance Kit - 1/4" Lines - Choose your struts, management, tank option and more - Air Lift - Audi

Choose your struts, management, tank option and more affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For vehicles with 48.5mm front lower mounts

Brand:
Air Lift - Corporate Logo
ES#:
3974222
Mfg#:
785711/4B91
Ships in 4 Business Days
Starting at $3276.98 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
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! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
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#3974223 - 785713/8B91 - Build-Your-Own Air Lift Performance Kit - 3/8" Lines - Choose your struts, management, tank option and more - Air Lift - Audi

Choose your struts, management, tank option and more affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For vehicles with 48.5mm front lower mounts

Brand:
Air Lift - Corporate Logo
ES#:
3974223
Mfg#:
785713/8B91
Ships in 4 Business Days
Starting at $3276.98 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#3974233 - 785713/8B92 - Build-Your-Own Air Lift Performance Kit - 3/8" Lines - Choose your struts, management, tank option and more - Air Lift - Audi

Choose your struts, management, tank option and more affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For vehicles with 53mm front lower mounts

Brand:
Air Lift - Corporate Logo
ES#:
3974233
Mfg#:
785713/8B92
Ships in 4 Business Days
Starting at $3276.98 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#3974232 - 785711/4B92 - Build-Your-Own Air Lift Performance Kit - 1/4" Lines - Choose your struts, management, tank option and more - Air Lift - Audi

Choose your struts, management, tank option and more affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For vehicles with 53mm front lower mounts

Brand:
Air Lift - Corporate Logo
ES#:
3974232
Mfg#:
785711/4B92
Ships in 4 Business Days
Starting at $3276.98 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4779912 - 24-274876KT - B8 Suspension Cup-Kit - B8 Performance Plus dampers paired with H&R Sport Springs - Assembled By ECS - Audi

B8 Performance Plus dampers paired with H&R Sport Springs affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
For vehicles with sport suspension and without electronic suspension (49mm diameter strut)

Brand:
Assembled By ECS - Corporate Logo
ES#:
4779912
Mfg#:
24-274876KT
In Stock at Vendor
$1082.99 USD
This product is lifetime replacement eligible Lifetime Replacement
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 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Emmanuele Design - Corporate Logo
ES#:
3199952
Mfg#:
EMD-B9Q-RSB
Ships in 1 Business Day
$285.00 USD
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! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 5X Entries For Our 25th Anniversary Sweepstakes!

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#5375238 - IESSCK5 - IE Adjustable Rear Sway End Links - Provides tight, responsive handling for any ride height from stock to slammed - Integrated Engineering - Audi

Provides tight, responsive handling for any ride height from stock to slammed affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 5X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Integrated Engineering - Corporate Logo
ES#:
5375238
Mfg#:
IESSCK5
Ships in 4 Business Days
$249.99 USD
Free Shipping
on orders $49 and up
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! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 5X Entries For Our 25th Anniversary Sweepstakes!
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#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! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For sedan models without factory Electronic Damping Control - For models with 53mm diameter front strut body (Average lowering 0.6"-1.8" F and 0.8" to 1.8" R

Brand:
Suspension Techniques - Corporate Logo
ES#:
4045193
Mfg#:
273100BH
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! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For convertible models without factory Electronic Damping Control - For models with 48.5mm diameter front strut body (Average lowering 1.0"-2.0" F and 1.0" to 2.0" R

Brand:
Suspension Techniques - Corporate Logo
ES#:
4045199
Mfg#:
273100BM
Ships in 4 Business Days
$1089.00 USD
Free Shipping
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. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

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#5477687 - TGK-0408-04 - TGK Motorsport Billet Adjustable Rear Swaybar Endlink Set - Allows You To Get The Most Out Of Your Swaybars - TGK Motorsport - Audi

Allows You To Get The Most Out Of Your Swaybars affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
TGK Motorsport - Corporate Logo
ES#:
5477687
Mfg#:
TGK-0408-04
Ships in 5 Business Days
$249.99 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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Manufacturer names and/or part numbers are used only for identification purposes.

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