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Audi S4 Cup Kits

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H&R Sport Springs & Bilstein Sport Shock Combo

ES#1263 - 29921BSC - H&R Sport Springs & Bilstein Sport Shock Combo - (Avg. Low 1.25"F 1.2"R) Perfect combination of handling & ride comfort, Sedan Only - Assembled By ECS - Audi

(Avg. Low 1.25"F 1.2"R) Perfect combination of handling & ride comfort, Sedan Only affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
1263
Mfg#:
29921BSC
Ships in 4 Business Days
$1178.99 USD
This product is lifetime replacement eligible Lifetime Replacement

Cup Kit - H&R Super Sport Springs With Bilstein Sport Shocks

ES#2739505 - 50361-77KT - Cup Kit - H&R Super Sport Springs With Bilstein Sport Shocks - Aggressive looks with ultimate handling - Assembled By ECS - Audi

Aggressive looks with ultimate handling affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
2739505
Mfg#:
50361-77KT
Ships on Sep 3, 2026
Auto Notify
$1353.99

This product was last offered at the strikethrough price on
05-22-2026

$1157.99 USD
This product is lifetime replacement eligible Lifetime Replacement

Cup Kit - H&R Springs With Koni Shocks & Struts

ES#2593893 - 50314KT - Cup Kit - H&R Springs With Koni Shocks & Struts - Unrivaled comfort and performance. Average lowering of 1.2"F 1.0"R - Assembled By ECS - Audi

Unrivaled comfort and performance. Average lowering of 1.2"F 1.0"R affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
2593893
Mfg#:
50314KT
In Stock at Vendor
$1130.99

This product was last offered at the strikethrough price on
02-10-2026

$1128.99 USD
This product is lifetime replacement eligible Lifetime Replacement

Cup Kit/Coilover Installation Kit

ES#2581966 - 8E0412377CKT2 - Cup Kit/Coilover Installation Kit - Includes shock/strut mounts, spring pads, and hardware - Genuine Volkswagen Audi - Audi

Includes shock/strut mounts, spring pads, and hardware affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2581966
Mfg#:
8E0412377CKT2
Ships in 1-2 days
$740.99

This product was last offered at the strikethrough price on
02-26-2026

$727.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Cup Kit/Coilover Installation Kit

ES#2593415 - 8K0412377CKT - Cup Kit/Coilover Installation Kit - Includes all necessary items for a quick and easy install. - Genuine Volkswagen Audi - Audi

Includes all necessary items for a quick and easy install. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2593415
Mfg#:
8K0412377CKT
Ships in 1-2 days
$693.99

This product was last offered at the strikethrough price on
05-31-2026

$675.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Rear Suspension Install Kit

ES#2762757 - 8K0513353EKT - Rear Suspension Install Kit - All hardware and mounts necessary to install new suspension - Genuine Volkswagen Audi - Audi

All hardware and mounts necessary to install new suspension affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2762757
Mfg#:
8K0513353EKT
Ships in 1-2 days
$532.99

This product was last offered at the strikethrough price on
05-31-2026

$507.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Rear Suspension Installation Kit

ES#3691721 - 8w0513353KT - Rear Suspension Installation Kit - Includes rear shock mounts and associated hardware for a complete front suspension installation - Genuine Volkswagen Audi - Audi

Includes rear shock mounts and associated hardware for a complete front suspension installation affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For models with standard & sport suspension (PR-Codes 1BA, 1BE)

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
3691721
Mfg#:
8W0513353KT
Ships in 1-2 days
$383.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Cup Kit/Coilover Installation Kit without mounts

ES#4362213 - 8K0412377CKTKT7 - Cup Kit/Coilover Installation Kit without mounts - Assembled By ECS - Audi

affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
4362213
Mfg#:
8K0412377CKTKT7
In Stock
ON SALE! SAVE 21%
$234.99

This product was last offered at the strikethrough price on
12-05-2025

$185.91 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Front Suspension Install Kit

ES#2762725 - 8E0412377CKT1 - Front Suspension Install Kit - Everything you need for a correct front suspension install - Assembled By ECS - Audi

Everything you need for a correct front suspension install affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
2762725
Mfg#:
8E0412377CKT1
Ships in 1-2 days
ON SALE! SAVE 34%
$120.75

This product was last offered at the strikethrough price on
04-20-2026

$79.30 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Front & Rear Suspension Installation Kit

ES#4876462 - 8W0412377KT3 - Front & Rear Suspension Installation Kit - Includes front & rear shock/strut mounts and associated hardware for a complete suspension installation - Assembled By ECS - Audi

Includes front & rear shock/strut mounts and associated hardware for a complete suspension installation affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
4876462
Mfg#:
8W0412377KT3
Back Ordered
ON SALE!
$295.99

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

$282.30 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Front Suspension Install Kit

ES#2762710 - N0101867KT3 - Front Suspension Install Kit - Everything you need for a correct front suspension install - Genuine Volkswagen Audi - Audi

Everything you need for a correct front suspension install affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2762710
Mfg#:
N0101867KT3
In Stock
$42.58

This product was last offered at the strikethrough price on
05-04-2026

$38.96 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Front Suspension Install Kit

ES#2762711 - N0101867KT4 - Front Suspension Install Kit - Everything you need for a correct front suspension install - Assembled By ECS - Audi

Everything you need for a correct front suspension install affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
2762711
Mfg#:
N0101867KT4
Ships on Aug 31, 2026
ON SALE! SAVE 14%
$77.99

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

$67.30 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Front Suspension Installation Kit

ES#4430731 - 8k0412377c7KT - Front Suspension Installation Kit - Everything you need for a correct front suspension install - Genuine Volkswagen Audi - Audi

Everything you need for a correct front suspension install affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
4430731
Mfg#:
8K0412377C7KT
Ships in 2 Business Days
$248.88

This product was last offered at the strikethrough price on
05-04-2026

$245.12 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Front Suspension Install Kit

ES#2762724 - 8E0412377CKT - Front Suspension Install Kit - Everything you need for a correct front suspension install - Genuine Volkswagen Audi - Audi

Everything you need for a correct front suspension install affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2762724
Mfg#:
8E0412377CKT
Ships in 1-2 days
$232.54

This product was last offered at the strikethrough price on
02-26-2026

$227.50 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Rear Suspension Installation Kit

ES#3691723 - 8w0513353AKT - Rear Suspension Installation Kit - Includes rear shock mounts and associated hardware for a complete front suspension installation - Genuine Volkswagen Audi - Audi

Includes rear shock mounts and associated hardware for a complete front suspension installation affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For models with closed loop suspension (Audi Drive Select / Adaptive suspension - PR-Code 1BL)

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
3691723
Mfg#:
8W0513353AKT
Ships in 3 Business Days
$225.99

This product was last offered at the strikethrough price on
06-02-2026

$214.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Rear Shock Mount Installation Kit

ES#4821247 - 4F0513353DKT5 - Rear Shock Mount Installation Kit - All hardware and mounts necessary to install new suspension - Genuine Volkswagen Audi - Audi

All hardware and mounts necessary to install new suspension affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
4821247
Mfg#:
4F0513353DKT5
In Stock
$15.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

More About Cup Kits

More than a kit with matched components, a Cup Kit is a suspension lowering solution engineered for a specific make and model. Cup kits combine lowering and enhanced handling with ride comfort that's suitable for daily driving; all in a convenient, affordable package.

Let us help you find the parts that fit your Audi

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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