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Audi C5 A6 Quattro 4.2

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Audi C5 A6 Quattro 4.2 Performance Suspension Parts & Upgrades

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ST X Performance Coilover System - Fixed Damping

ES#4057031 - 13210026 - ST X Performance Coilover System - Fixed Damping - Set your vehicle low and tight for optimal performance. - Suspension Techniques - Audi Volkswagen

Set your vehicle low and tight for optimal performance. Average lowering of 1.6"-3.0"F, 1.6"-3.0"R

Brand:
Suspension Techniques - Corporate Logo
ES#:
4057031
Mfg#:
13210026
Back Ordered
$1089.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Bilstein B12 Pro-Kit Suspension System

ES#2983953 - 46-192257 - Bilstein B12 Pro-Kit Suspension System - Expertly matched performance Eibach Pro-line lowering springs and Bilstein shock/strut package for a dramatic increase in performance handling. World-famous Bilstein quality with a limited lifetime warranty! - Bilstein - Audi

Expertly matched performance Eibach Pro-line lowering springs and Bilstein shock/strut package for a dramatic increase in performance handling. World-famous Bilstein quality with a limited lifetime warranty! 10X Entries Into Our F80 M3 Sweepstakes
2X Entries For Our Spin To Win Sweepstakes!

Brand:
Bilstein - Corporate Logo
ES#:
2983953
Mfg#:
46-192257
Back Ordered
$999.00 USD
Free Shipping

Silicone Grease

ES#2650597 - PCG1 - Silicone Grease - Recommended by Powerflex for quiet operation and long service life of polyurethane bushings - Powerflex - Audi BMW Volkswagen MINI Porsche

Recommended by Powerflex for quiet operation and long service life of polyurethane bushings

Brand:
Powerflex - Corporate Logo
ES#:
2650597
Mfg#:
PCG1
In Stock
$1.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Density Line Front Upper Strut Mount - Priced Each

ES#2952203 - 034-601-1000 - Density Line Front Upper Strut Mount - Priced Each - Approximately twice as stiff as stock, for increased firmness and vehicle control - 034Motorsport - Audi

Approximately twice as stiff as stock, for increased firmness and vehicle control 2X Entries Into Our F80 M3 Sweepstakes

Brand:
034Motorsport - Corporate Logo
ES#:
2952203
Mfg#:
034-601-1000
In Stock
$44.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Performance Front & Rear Sway Bar Kit

ES#3536872 - 72797 - Performance Front & Rear Sway Bar Kit - Includes front adjustable (32mm) and rear (22mm) adjustable sway bars with required bushings - H&R - Audi

Includes front adjustable (32mm) and rear (22mm) adjustable sway bars with required bushings We Price Match - Give Us A Call or Chat!

Brand:
H&R - Corporate Logo
ES#:
3536872
Mfg#:
72797
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.

$935.00

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

$841.99 USD
Free Shipping
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 Into Our F80 M3 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

Density Line Adjustable Upper Control Arm Kit

ES#3183553 - 034-401-1000-KT - Density Line Adjustable Upper Control Arm Kit - Includes 034Motorsport Density Line adjustable upper control arms & necessary installation hardware - Assembled By ECS - Audi

Includes 034Motorsport Density Line adjustable upper control arms & necessary installation hardware 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Assembled By ECS - Corporate Logo
ES#:
3183553
Mfg#:
034-401-1000-KT
In Stock
$673.99

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

$671.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Rear Sway Bar End Links - Pair

ES#4701565 - ELA-012 - Rear Sway Bar End Links - Pair - Eliminate rubber to improve handling and response - Verkline - Audi Volkswagen

Eliminate rubber to improve handling and response

Brand:
Verkline - Corporate Logo
ES#:
4701565
Mfg#:
ELA-012
Ships in 1 Business Day
$250.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Front Lower Control Arm Bushing Set - Inner

ES#2650309 - PFF3-211Bx2 - Front Lower Control Arm Bushing Set - Inner - Improves handling and control - Upgrade to a more engaging driving experience - Powerflex Black Series - Audi Volkswagen

Improves handling and control - Upgrade to a more engaging driving experience For the straight control arm

Brand:
Powerflex Black Series - Corporate Logo
ES#:
2650309
Mfg#:
PFF3-211BX2
Ships in 1 Business Day
$88.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Front Upper Control Arm Bushing Set - Inner - Race

ES#2651410 - PFF3-203Bx4 - Front Upper Control Arm Bushing Set - Inner - Race - Improves handling and control - Upgrade to a more engaging driving experience - Powerflex Black Series - Audi Volkswagen

Improves handling and control - Upgrade to a more engaging driving experience

Brand:
Powerflex Black Series - Corporate Logo
ES#:
2651410
Mfg#:
PFF3-203BX4
Ships in 1 Business Day
$133.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Powerflex Rear Subframe Mounting Bushings - Race

ES#4430901 - PFR3-1120BLK - Powerflex Rear Subframe Mounting Bushings - Race - A more planted subframe means a more planted rear end and better handling - Powerflex Black Series - Audi

A more planted subframe means a more planted rear end and better handling

Brand:
Powerflex Black Series - Corporate Logo
ES#:
4430901
Mfg#:
PFR3-1120BLK
Ships in 1 Business Day
$355.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Solo-Werks S1 Coilover Spanner Wrenchs

ES#4055298 - SWspanners - Solo-Werks S1 Coilover Spanner Wrenchs - Replacement spanner wrenches for S1 coilovers systems - Solo-Werks - Audi Volkswagen

Replacement spanner wrenches for S1 coilovers systems

Brand:
Solo-Werks - Corporate Logo
ES#:
4055298
Mfg#:
SWSPANNERS
In Stock
$50.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Sport Springs Set

ES#998 - 29797-2 - Sport Springs Set - Unrivaled comfort and performance. Average lowering of 1.75"F 1.5"R - H&R - Audi

Unrivaled comfort and performance. Average lowering of 1.75"F 1.5"R We Price Match - Give Us A Call or Chat!

Brand:
H&R - Corporate Logo
ES#:
998
Mfg#:
29797-2
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.

$399.00

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

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

Race Springs Set

ES#997 - 29797-1 - Race Springs Set - Aggressive looks and ultimate handling. Average lowering of 1.9 - H&R - Audi

Aggressive looks and ultimate handling. Average lowering of 1.9 We Price Match - Give Us A Call or Chat!

Brand:
H&R - Corporate Logo
ES#:
997
Mfg#:
29797-1
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.

$399.00

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

$339.15 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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