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Audi B9 A4 FWD 2.0T

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Audi B9 A4 FWD 2.0T Performance Suspension Parts & Upgrades

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Density Line Control Arm Kit - Non-Adjustable

ES#4745528 - 034-401-1074 - Density Line Control Arm Kit - Non-Adjustable - Drop in upgrade for upper and lower control arms - 034Motorsport - Audi

Drop in upgrade for upper and lower control arms 2X Entries Into Our F80 M3 Sweepstakes

Brand:
034Motorsport - Corporate Logo
ES#:
4745528
Mfg#:
034-401-1074
In Stock
$1026.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

B9 A4 / S4 Lowering Spring Set

ES#4714528 - 051204LA01-A - B9 A4 / S4 Lowering Spring Set - Dramatically improve looks and handling with and average lowering up to 1.5" front and rear. - ECS - Audi

Dramatically improve looks and handling with and average lowering up to 1.5" front and rear. 10X Entries Into Our F80 M3 Sweepstakes

Brand:
ECS - Corporate Logo
ES#:
4714528
Mfg#:
051204LA01-A
In Stock
ON SALE! SAVE 10%
$315.99

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

$284.39 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Sport Springs - Set

ES#3187941 - 50357 - Sport Springs - Set - Finally, A performance lowering spring for your B9 chassis Audi - Offering unrivaled comfort and performance - H&R - Audi

Finally, A performance lowering spring for your B9 chassis Audi - Offering unrivaled comfort and performance We Price Match - Give Us A Call or Chat!
Average lowering of .80" front and rear for models with factory sport suspension. Average lowering of 1.6" front and rear for models without factory sport suspension

Brand:
H&R - Corporate Logo
ES#:
3187941
Mfg#:
50357
In Stock
15% off MSRP

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

$489.00

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

$415.65 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Density Line Upper Control Arm Kits - Non-Adjustable

ES#4745521 - 034-401-1072 - Density Line Upper Control Arm Kits - Non-Adjustable - Drop in upgrade for all four factory front upper control arms - 034Motorsport - Audi

Drop in upgrade for all four factory front upper control arms 2X Entries Into Our F80 M3 Sweepstakes

Brand:
034Motorsport - Corporate Logo
ES#:
4745521
Mfg#:
034-401-1072
In Stock
$343.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Adjustable Front Sway Bar End Link Set - Audi B8/Porsche Macan

ES#3176605 - 003112ECS01 - Adjustable Front Sway Bar End Link Set - Audi B8/Porsche Macan - Attaches sway bar to control arm, adjustable to increase clearance between sway bar and axles. Offers just under 2" of adjustability! - ECS - Audi Porsche

Attaches sway bar to control arm, adjustable to increase clearance between sway bar and axles. Offers just under 2" of adjustability! 10X Entries Into Our F80 M3 Sweepstakes
Minimum length of 157MM. Maximum length of 205MM

Brand:
ECS - Corporate Logo
ES#:
3176605
Mfg#:
003112ECS01
In Stock
ON SALE! SAVE 25%
$224.99

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

$168.74 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Density Line Lower Control Arms

ES#4505755 - 034-401-1069 - Density Line Lower Control Arms - Replace your aging factory fluid-filled bushings with Density Line 65 durometer bushings in this comprehensive control arm kit - 034Motorsport - Audi

Replace your aging factory fluid-filled bushings with Density Line 65 durometer bushings in this comprehensive control arm kit 2X Entries Into Our F80 M3 Sweepstakes

Brand:
034Motorsport - Corporate Logo
ES#:
4505755
Mfg#:
034-401-1069
In Stock
$657.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Density Line Front Sway Bar End Links - Pair

ES#4841517 - 034-402-4039 - Density Line Front Sway Bar End Links - Pair - Replace your flimsy, imprecise OEM sway bar end links with these performance-engineered units! - 034Motorsport - Audi Porsche

Replace your flimsy, imprecise OEM sway bar end links with these performance-engineered units! 2X Entries Into Our F80 M3 Sweepstakes

Brand:
034Motorsport - Corporate Logo
ES#:
4841517
Mfg#:
034-402-4039
In Stock
$112.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Dynamic+ Billet Adjustable Front Sway Bar End Links

ES#4381944 - 034-402-4033 - Dynamic+ Billet Adjustable Front Sway Bar End Links - Replace your flimsy, imprecise OEM sway bar end links with these performance engineered Dynamic+ Billet Adjustable Front Sway Bar End Links from 034Motorsport - 034Motorsport - Audi

Replace your flimsy, imprecise OEM sway bar end links with these performance engineered Dynamic+ Billet Adjustable Front Sway Bar End Links from 034Motorsport 2X Entries Into Our F80 M3 Sweepstakes

Brand:
034Motorsport - Corporate Logo
ES#:
4381944
Mfg#:
034-402-4033
In Stock
$168.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Dynamic+ Adjustable Rear Sway Bar

ES#3241098 - 034-402-1010 - Dynamic+ Adjustable Rear Sway Bar - Designed to combat understeer while reducing body roll under hard cornering! - 034Motorsport - Audi

Designed to combat understeer while reducing body roll under hard cornering! 2X Entries Into Our F80 M3 Sweepstakes

Brand:
034Motorsport - Corporate Logo
ES#:
3241098
Mfg#:
034-402-1010
In Stock
$354.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Bilstein B16 DampTronic Suspension System

ES#4390702 - 49-290868 - Bilstein B16 DampTronic Suspension System - Features ride height adjustability with dampers compatible with OE electronic damping systems. - Bilstein - Audi

Features ride height adjustability with dampers compatible with OE electronic damping systems. 10X Entries Into Our F80 M3 Sweepstakes
For vehicles with production date from 7/12/2016 with 53mm front strut body

Brand:
Bilstein - Corporate Logo
ES#:
4390702
Mfg#:
49-290868
Back Ordered
31% off MSRP

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

$3611.00

This product was last offered at the strikethrough price on
10-11-2026

$2499.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Dynamic+ Performance Lowering Springs

ES#3209930 - 034-404-1001 - Dynamic+ Performance Lowering Springs - Engineered to improve handling and deliver superb ride quality! - 034Motorsport - Audi

Engineered to improve handling and deliver superb ride quality! 2X Entries Into Our F80 M3 Sweepstakes

Brand:
034Motorsport - Corporate Logo
ES#:
3209930
Mfg#:
034-404-1001
In Stock
$326.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Dynamic+ Sway Bar Kit

ES#3468733 - 034-402-1012 - Dynamic+ Sway Bar Kit - Features perfectly matched front & rear sway bars to further reduce body roll and enhance steering feel - 034Motorsport - Audi

Features perfectly matched front & rear sway bars to further reduce body roll and enhance steering feel 2X Entries Into Our F80 M3 Sweepstakes

Brand:
034Motorsport - Corporate Logo
ES#:
3468733
Mfg#:
034-402-1012
In Stock
$711.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Billet Aluminum Front Strut Brace - Audi B9 A4/A5/S4/S5/RS5

ES#3188267 - 019218ECS01 - Billet Aluminum Front Strut Brace - Audi B9 A4/A5/S4/S5/RS5 - Provides additional support to the strut towers for flex reduction to enhance your driving experience - ECS - Audi

Provides additional support to the strut towers for flex reduction to enhance your driving experience 10X Entries Into Our F80 M3 Sweepstakes

Brand:
ECS - Corporate Logo
ES#:
3188267
Mfg#:
019218ECS01
In Stock
ON SALE! SAVE 20%
$383.99

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

$306.99 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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