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Audi B9 RS5 Quattro 2.9T

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Audi B9 RS5 Quattro 2.9T Performance Suspension Parts & Upgrades

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Adjustable Rear Sway Bar End Links

ES#3468833 - 034-402-4024 - Adjustable Rear Sway Bar End Links - Adjust preload on the sway bar, as well as alleviate any sway bar clearance issues caused by lowering your car - 034Motorsport - Audi

Adjust preload on the sway bar, as well as alleviate any sway bar clearance issues caused by lowering your car

Brand:
034Motorsport - Corporate Logo
ES#:
3468833
Mfg#:
034-402-4024
Ships in 2 Business Days
ON SALE! SAVE 10%
$288.00

This product was last offered at the strikethrough price on
08-17-2026

$259.20 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

KW H.A.S. - Height Adjustable Spring Kit

ES#4027367 - 253100CT - KW H.A.S. - Height Adjustable Spring Kit - Retains the use of your factory shocks while providing the ability to adjust ride height from 0.2" to 1.2" Front 0.0" to 1.0" Rear - KW Suspension - Audi

Retains the use of your factory shocks while providing the ability to adjust ride height from 0.2" to 1.2" Front 0.0" to 1.0" Rear Fits sportback models with factory Dynamic Ride Control

Brand:
KW Suspension - Corporate Logo
ES#:
4027367
Mfg#:
253100CT
Back Ordered
$1284.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

KW H.A.S. - Height Adjustable Spring Kit

ES#4027368 - 253100BS - KW H.A.S. - Height Adjustable Spring Kit - Retains the use of your factory shocks while providing the ability to adjust ride height from 0.0" to 0.8" Front 0.0" to 1.0" Rear - KW Suspension - Audi

Retains the use of your factory shocks while providing the ability to adjust ride height from 0.0" to 0.8" Front 0.0" to 1.0" Rear Fits coupe models without factory Dynamic Ride Control

Brand:
KW Suspension - Corporate Logo
ES#:
4027368
Mfg#:
253100BS
Back Ordered
$1134.00 USD
Free Shipping

Racingline Billet Body Brace

ES#3570410 - VWR814100 - Racingline Billet Body Brace - Sharpen up your B9 Audi's handling response and steering feel! - Racingline - Audi

Sharpen up your B9 Audi's handling response and steering feel!

Brand:
Racingline - Corporate Logo
ES#:
3570410
Mfg#:
VWR814100
Ships in 3 Business Days
$558.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

ST Adjustable Lowering Springs

ES#4389629 - 273100CT - ST Adjustable Lowering Springs - KW height adjustable springs kits are a great alternative to conventional springs. - Suspension Techniques - Audi

KW height adjustable springs kits are a great alternative to conventional springs. Only for vehicles which have electronic dampers

Brand:
Suspension Techniques - Corporate Logo
ES#:
4389629
Mfg#:
273100CT
Back Ordered
$1089.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Front Sway Bar End Link - Priced Each

ES#2561116 - 8K0411317D - Front Sway Bar End Link - 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!

Brand:
Lemforder - Corporate Logo
ES#:
2561116
Mfg#:
8K0411317D
In Stock
$22.43

This product was last offered at the strikethrough price on
05-26-2026

$18.18 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

CTS Turbo Rear Subframe Insert Set

ES#5435532 - HW-561 - CTS Turbo Rear Subframe Insert Set - Lock down your B9 Audi's chassis and eliminate rear subframe flex with CTS Turbos billet aluminum insert set, delivering sharper handling and instant power transfer with minimal NVH. - CTS - Audi

Lock down your B9 Audi's chassis and eliminate rear subframe flex with CTS Turbo’s billet aluminum insert set, delivering sharper handling and instant power transfer with minimal NVH.

Brand:
CTS - Corporate Logo
ES#:
5435532
Mfg#:
HW-561
Ships in 7 Business Days
$149.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Sport Springs - Set

ES#4755591 - 28693-2 - Sport Springs - Set - Unrivaled comfort and performance. Average lowering of .80" - H&R - Audi

Unrivaled comfort and performance. Average lowering of .80" 10X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
H&R - Corporate Logo
ES#:
4755591
Mfg#:
28693-2
Ships in 3 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.

$599.00

This product was last offered at the strikethrough price on
07-01-2026

$509.15 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Performance Sway Bar Kit

Kit includes 32mm front & 22mm rear sway bars 10X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
H&R - Corporate Logo
ES#:
4148346
Mfg#:
72056
Ships in 3 Business Days
10% off MSRP

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

$1015.00

This product was last offered at the strikethrough price on
07-01-2026

$913.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Adjustable Front Sway Bar End Links - without hardware

ES#3468816 - 034-402-4025 - Adjustable Front Sway Bar End Links - without hardware - Adjust preload on the sway bar, as well as alleviate any sway bar clearance issues caused by lowering your car. - 034Motorsport - Audi

Adjust preload on the sway bar, as well as alleviate any sway bar clearance issues caused by lowering your car.

Brand:
034Motorsport - Corporate Logo
ES#:
3468816
Mfg#:
034-402-4025
Back Ordered
ON SALE! SAVE 10%
$249.00

This product was last offered at the strikethrough price on
08-17-2026

$224.10 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

IE Rear Sway Bar Upgrade

ES#5375236 - IESSCK1 - 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! 5X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Integrated Engineering - Corporate Logo
ES#:
5375236
Mfg#:
IESSCK1
Ships in 1 Business Day
$429.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Sport Spring Set

ES#3570744 - 28693-1 - Sport Spring Set - Unrivaled comfort and performance - Approximate lowering of .80" front and rear - H&R - Audi

Unrivaled comfort and performance - Approximate lowering of .80" front and rear 10X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat! Fits coupe models only

Brand:
H&R - Corporate Logo
ES#:
3570744
Mfg#:
28693-1
Ships in 3 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.

$489.00

This product was last offered at the strikethrough price on
07-01-2026

$415.65 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Schwaben Wheel Mount Kit & Magnetic Caster/Camber Gauge

ES#3129514 - 010891sch01aKT - Schwaben Wheel Mount Kit & Magnetic Caster/Camber Gauge - Perform your own caster and camber adjustments with this professional kit - Schwaben - Audi BMW Volkswagen Mercedes Benz MINI Porsche
ECS Tuning recommends this product.

Perform your own caster and camber adjustments with this professional kit 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Schwaben - Corporate Logo
ES#:
3129514
Mfg#:
010891SCH01AKT
In Stock
ON SALE!
$403.99

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

$392.33 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

IE Adjustable Front Sway End Links

ES#5375255 - IESSCK4 - IE Adjustable Front Sway End Links - Easy adjustments perfect any ride height and provide tight, responsive handling - Integrated Engineering - Audi

Easy adjustments perfect any ride height and provide tight, responsive handling 5X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Integrated Engineering - Corporate Logo
ES#:
5375255
Mfg#:
IESSCK4
Ships in 2 Business Days
$229.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Audi B9 A4/S4 A5/S5 RS5 Front And Rear Adjustable Sway Bar Kit

ES#4065005 - 022847ecs01KT1 - Audi B9 A4/S4 A5/S5 RS5 Front And Rear Adjustable Sway Bar Kit - Reduce body roll and enhance handling! - ECS - Audi

Reduce body roll and enhance handling! 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
4065005
Mfg#:
022847ECS01KT1
Ships on Jan 4, 2027
Auto Notify
ON SALE!
$722.99

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

$686.84 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

IE Front Sway Bar Upgrade

ES#5375237 - IESSCK3 - 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! 5X Entries For Our 25th Anniversary Sweepstakes!
This front sway bar must be paired with the matching iE Rear Sway Bar (IESSCK1)

Brand:
Integrated Engineering - Corporate Logo
ES#:
5375237
Mfg#:
IESSCK3
Ships in 1 Business Day
$339.99 USD
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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