Call Us330-331-2003 ChatLive Chat Text Us!
0
Sales & Specials
Enter Your Vehicle
garage-red
Your Vehicle 2003 MINI Cooper Base Coupe L4 1.6L

Audi B5 S4 ECS Engine & Driveline Sale

Why settle for stock?

ECS engine and driveline products are a special blend of upgrades designed to pick up where the factory left off.

Each is designed to fine tune or enhance the engine and driveline of your B5 S4.

Pick one as a weekend project. Call a pal and bolt one on.


Why Settle?

Fits:
Audi B5 S4 2000-2002

Performance Rear Differential Mount - Audi B5 A4/S4
Increase drivetrain rigidity and response!
10X Entries Into Our F80 M3 Sweepstakes

Brand: ECS - Corporate Logo
ES#: 2730494
Mfg#: 003248ECS01A

Choose how many gift cards you would like below. You can set the denomination in your cart during checkout.

Availability:
In Stock
On SALE Save 30%
$243.99

This product was last offered at the strikethrough price on
11-07-2026

$170.79 USD
Free Shipping Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
Complete ECS Performance Engine Mount Kit - Audi B5 S4
Includes ECS performance polyurethane engine mount and snub mount
10X Entries Into Our F80 M3 Sweepstakes

Brand: ECS - Corporate Logo
ES#: 2723181
Mfg#: 000805ECS03AKT

Choose how many gift cards you would like below. You can set the denomination in your cart during checkout.

Availability:
In Stock
On SALE Save 10%
$402.99

This product was last offered at the strikethrough price on
11-07-2026

$362.69 USD
Free Shipping Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ECS Performance Engine Mount Kit - Audi B5 S4
Performance engine mounts to increase drivetrain rigidity
10X Entries Into Our F80 M3 Sweepstakes

Brand: ECS - Corporate Logo
ES#: 2708159
Mfg#: 000805ECS01AKT

Choose how many gift cards you would like below. You can set the denomination in your cart during checkout.

Availability:
In Stock
On SALE Save 10%
$358.99

This product was last offered at the strikethrough price on
11-07-2026

$323.09 USD
Free Shipping Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
Performance Snub Mount
Reduce driveline lash with a full polyurethane mount
10X Entries Into Our F80 M3 Sweepstakes

Brand: ECS - Corporate Logo
ES#: 2597993
Mfg#: 001577ECS01A

Choose how many gift cards you would like below. You can set the denomination in your cart during checkout.

Availability:
In Stock
On SALE Save 30%
$78.99

This product was last offered at the strikethrough price on
11-07-2026

$55.29 USD
Free Shipping Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
Audi B5/B6/B7 A4/S4 Street Shield Skid Plate Kit
Protect vital drivetrain and chassis components from costly damage with this durable 7GA aluminum skid plate!
10X Entries Into Our F80 M3 Sweepstakes
Brand: ECS - Corporate Logo
ES#: 4840231
Mfg#: 030456LA01KT

Choose how many gift cards you would like below. You can set the denomination in your cart during checkout.

Availability:
Ships in 3 Business Days
On SALE Save 10%
$396.99

This product was last offered at the strikethrough price on
11-07-2026

$357.29 USD
Free Shipping Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
Jack Pad Adapter - Priced Each
Convert your factory jack pads into a jack pad that you can use on your personal jack
10X Entries Into Our F80 M3 Sweepstakes

Brand: ECS - Corporate Logo
ES#: 251745
Mfg#: ECS10724

Choose how many gift cards you would like below. You can set the denomination in your cart during checkout.

Availability:
In Stock
On SALE Save 30%
$56.99

This product was last offered at the strikethrough price on
11-07-2026

$39.89 USD
Free Shipping Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
Carbon Fiber Mirror Cap Set - Audi B5/C5/D2
Upgrade your exterior look
10X Entries Into Our F80 M3 Sweepstakes

Carbon mirror caps only - does not include mirror glass or assembly/housing
Brand: ECS - Corporate Logo
ES#: 2855865
Mfg#: 012602ECS01

Choose how many gift cards you would like below. You can set the denomination in your cart during checkout.

Availability:
Ships on Feb 26, 2027
$351.99 USD
Free Shipping Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
Magnetic Drain/Fill Plug - Priced Each
Capture harmful particles to prevent wear. M22x1.5
10X Entries Into Our F80 M3 Sweepstakes

Fits Fill & Drain Plug (Manual Transmission) - Fits Rear Differential
Brand: ECS - Corporate Logo
ES#: 2538104
Mfg#: 000857ECS01A

Choose how many gift cards you would like below. You can set the denomination in your cart during checkout.

Availability:
In Stock
On SALE Save 30%
$40.99

This product was last offered at the strikethrough price on
11-07-2026

$28.69 USD
Free Shipping Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ECS Tuning Baffled Oil Catch Can - 6oz
Capture harmful oil vapors and keep your intake tract clean. Now featuring an easy to empty drain plug!
10X Entries Into Our F80 M3 Sweepstakes
For use with custom plumbing and ECS universal mounting bracket kit
Brand: ECS - Corporate Logo
ES#: 4369811
Mfg#: 003779ECS05-01

Choose how many gift cards you would like below. You can set the denomination in your cart during checkout.

Availability:
In Stock
On SALE Save 25%
Limited Qty Sale
$238.99

This product was last offered at the strikethrough price on
11-07-2026

$179.24 USD
Free Shipping Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ECS Tuning Baffled Oil Catch Can Mounting Bracket Kit - Universal Fit
Universal 3-piece mounting bracket kit for installing a new ECS Oil Catch Can
10X Entries Into Our F80 M3 Sweepstakes

Brand: ECS - Corporate Logo
ES#: 2918376
Mfg#: 003779ECS06KT

Choose how many gift cards you would like below. You can set the denomination in your cart during checkout.

Availability:
In Stock
On SALE Save 30%
$95.99

This product was last offered at the strikethrough price on
11-07-2026

$67.19 USD
Free Shipping Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
Magnetic Oil Drain Plug
Capture harmful particles to prevent wear. M14x1.5. Includes washer.
10X Entries Into Our F80 M3 Sweepstakes

Brand: ECS - Corporate Logo
ES#: 3187653
Mfg#: 001196ECS01-01

Choose how many gift cards you would like below. You can set the denomination in your cart during checkout.

Availability:
In Stock
On SALE Save 30%
$28.99

This product was last offered at the strikethrough price on
11-07-2026

$20.29 USD
Free Shipping Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
Lightweight Alternator Pulley - Black
NOT an under drive pulley, reduces rotational mass of stock pulley system.
10X Entries Into Our F80 M3 Sweepstakes

Brand: ECS - Corporate Logo
ES#: 3086
Mfg#: 001551ECS02A-01

Choose how many gift cards you would like below. You can set the denomination in your cart during checkout.

Availability:
In Stock
On SALE
$98.99

This product was last offered at the strikethrough price on
11-07-2026

$96.02 USD
Free Shipping Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
Fuel Pressure Gauge Kit
Great for custom tuning and easily installs on the pressure line
10X Entries Into Our F80 M3 Sweepstakes

Only fits 2.7T's with rubber fuel lines. Some 2.7T's came with aluminum braided fuel lines & this kit will NOT fit those specific application.
Brand: ECS - Corporate Logo
ES#: 5701
Mfg#: 000198500BLK-A

Choose how many gift cards you would like below. You can set the denomination in your cart during checkout.

Availability:
In Stock
On SALE
$67.99

This product was last offered at the strikethrough price on
11-07-2026

$65.95 USD
Free Shipping Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
Adjustable Fuel Pressure Regulator
Works as a replacement for most Bosch fuel pressure regulators. Adjustable from 25psi - 75psi
10X Entries Into Our F80 M3 Sweepstakes

Brand: ECS - Corporate Logo
ES#: 5271
Mfg#: 001564ECS01

Choose how many gift cards you would like below. You can set the denomination in your cart during checkout.

Availability:
In Stock
On SALE Save 15%
$234.99

This product was last offered at the strikethrough price on
11-07-2026

$199.74 USD
Free Shipping Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
Adjustable Fuel Pressure Regulator & Gauge Kit
Works as a replacement for most Bosch fuel pressure regulators. Adjustable from 25psi - 75psi
10X Entries Into Our F80 M3 Sweepstakes

Only fits 2.7T's with rubber fuel lines. Some 2.7T's came with aluminum braided fuel lines & this kit will NOT fit those specific application.
Brand: ECS - Corporate Logo
ES#: 5705
Mfg#: 000198501BLK

Choose how many gift cards you would like below. You can set the denomination in your cart during checkout.

Availability:
In Stock
On SALE
$265.99

This product was last offered at the strikethrough price on
11-07-2026

$252.69 USD
Free Shipping Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
Fuel Rail Spacer Kit
Includes the necessary parts to raise your fuel rail
10X Entries Into Our F80 M3 Sweepstakes

Brand: ECS - Corporate Logo
ES#: 3161
Mfg#: ECS#152-4

Choose how many gift cards you would like below. You can set the denomination in your cart during checkout.

Availability:
In Stock
On SALE Save 30%
$40.99

This product was last offered at the strikethrough price on
11-07-2026

$28.69 USD
Free Shipping Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
2.7T Silicone Boost Hose Kit - Black
Add a better flowing, stronger set of hoses to your vehicle and keep it running strong.
10X Entries Into Our F80 M3 Sweepstakes

Brand: ECS - Corporate Logo
ES#: 2800108
Mfg#: 003558ECS01AKT

Choose how many gift cards you would like below. You can set the denomination in your cart during checkout.

Availability:
In Stock
On SALE Save 30%
$379.99

This product was last offered at the strikethrough price on
11-07-2026

$265.99 USD
Free Shipping Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
2.0T Coil Pack Conversion Kit - Anodized Black Plates with Red Coil Packs
Unload your ICM's and update your 2.7T ignition system!
10X Entries Into Our F80 M3 Sweepstakes

Brand: ECS - Corporate Logo
ES#: 2723130
Mfg#: 002686ECSKT

Choose how many gift cards you would like below. You can set the denomination in your cart during checkout.

Availability:
In Stock
On SALE Save 20%
$693.99

This product was last offered at the strikethrough price on
11-07-2026

$555.19 USD
Free Shipping Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
2.0T Coil Pack Conversion Kit - Anodized Black Plates with No coil packs
Unload your ICM's and update your 2.7T ignition system!
10X Entries Into Our F80 M3 Sweepstakes
This kit does not include the 2.0T coil packs.
Brand: ECS - Corporate Logo
ES#: 2766046
Mfg#: 002686ECSKT3

Choose how many gift cards you would like below. You can set the denomination in your cart during checkout.

Availability:
In Stock
On SALE Save 25%
$524.99

This product was last offered at the strikethrough price on
11-07-2026

$393.74 USD
Free Shipping Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
2.0T Coil Pack Conversion Kit - Anodized Black Plates With Black Coil Packs
Unload your ICM's and update your 2.7T ignition system!
10X Entries Into Our F80 M3 Sweepstakes

Brand: ECS - Corporate Logo
ES#: 2730647
Mfg#: 002686ECSKT2

Choose how many gift cards you would like below. You can set the denomination in your cart during checkout.

Availability:
In Stock
$719.99 USD
Free Shipping Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
Ignition Coil - Set Of Six
Keep your engine running strong
Brand: Genuine Volkswagen Audi - Corporate Logo
ES#: 2162798
Mfg#: 07K998715F-6

Choose how many gift cards you would like below. You can set the denomination in your cart during checkout.

Availability:
In Stock
$459.72 USD
Free Shipping Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
Ignition Coils - Set Of Six
Restore performance and clear misfire codes
Brand: NFIS Original Equipment - Corporate Logo
ES#: 2162796
Mfg#: 06E898003

Choose how many gift cards you would like below. You can set the denomination in your cart during checkout.

Availability:
In Stock
$179.99 USD
Free Shipping Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

ECS Tuning is not affiliated with any automobile manufacturers.
Manufacturer names and/or part numbers are used only for identification purposes.

Terms of Use Privacy Policy Your Privacy Choices Cookie Policy ECS Tuning is part of Enthusiast Auto Holdings