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Audi S4 Most Popular Parts

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Carbon Fiber Door Blades

ES#3142778 - AA402-CFDB4 - Carbon Fiber Door Blades - Aerospace grade carbon fiber finish, show quality looks! - Deval - Audi

Aerospace grade carbon fiber finish, show quality looks!

Brand:
Deval - Corporate Logo
ES#:
3142778
Mfg#:
AA402-CFDB4
In Stock
$599.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

High Pressure Fuel Pump

ES#5433871 - 07L127026AL - High Pressure Fuel Pump - Located on the left cylinder head - URO - Audi Volkswagen

Located on the left cylinder head 2X Entries Into Our F80 M3 Sweepstakes

Brand:
URO - Corporate Logo
ES#:
5433871
Mfg#:
07L127026AL
In Stock
$309.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Water Pump Kit - 6 Bolt

ES#4905071 - 06m121013d0KT - Water Pump Kit - 6 Bolt - Genuine Replacement. Includes pulley and hardware - Genuine Volkswagen Audi - Audi

Genuine Replacement. Includes pulley and hardware Includes Updated 6-Bolt Water Pump and Pulley

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
4905071
Mfg#:
06M121013D0KT
In Stock
$446.99

This product was last offered at the strikethrough price on
08-14-2026

$429.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

B5 A4/S4 Manual - Driveshaft Center Support Bearing Carrier

ES#4609176 - 012158la01kt - B5 A4/S4 Manual - Driveshaft Center Support Bearing Carrier - As our beloved B5's age the stock center support bearing starts to wear out causing drivetrain clunk. This upgraded unit keeps the driveshaft firmly in place at all times and its polyurethane construction ensures it will outlast the squishy rubber bushing - ECS - Audi

As our beloved B5's age the stock center support bearing starts to wear out causing drivetrain clunk. This upgraded unit keeps the driveshaft firmly in place at all times and its polyurethane construction ensures it will outlast the squishy rubber bushing 10X Entries Into Our F80 M3 Sweepstakes
Manual Transmission B5 A4/S4

Brand:
ECS - Corporate Logo
ES#:
4609176
Mfg#:
012158LA01KT
Ships on Dec 29, 2026
ON SALE! SAVE 25%
$302.99

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

$227.24 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Ignition Coils - Set Of Six

ES#3521565 - 06e905115fKT1 - Ignition Coils - Set Of Six - A common cure for misfire codes - Bosch - Audi

A common cure for misfire codes We Price Match - Give Us A Call or Chat!

Brand:
Bosch - Corporate Logo
ES#:
3521565
Mfg#:
06E905115FKT1
In Stock
$197.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

IE B8 3.0T Performance Downpipes

ES#3470770 - IEEXCG2 - IE B8 3.0T Performance Downpipes - Quick and easy way to add horsepower and an aggressive sound! 304 stainless steel 2.5" tubing. - Integrated Engineering - Audi

Quick and easy way to add horsepower and an aggressive sound! 304 stainless steel 2.5" tubing.

Brand:
Integrated Engineering - Corporate Logo
ES#:
3470770
Mfg#:
IEEXCG2
In Stock
$769.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

18" Style 628 Wheels - Set Of Four

ES#2719098 - 628-4kt1 - 18" Style 628 Wheels - Set Of Four - 18"x8" ET45 66.6CB 5x112 Gloss Black/ Machined Face - Alzor - Audi

18"x8" ET45 66.6CB 5x112 Gloss Black/ Machined Face 10X Entries Into Our F80 M3 Sweepstakes
Wheel spacers may be necessary for front caliper clearance

Brand:
Alzor - Corporate Logo
ES#:
2719098
Mfg#:
628-4KT1
In Stock
ON SALE! SAVE 40%
$1166.99

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

$699.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Breather Tube

ES#2570511 - 06E103217AF - Breather Tube - Connects to both valve covers to the PCV adapter vent tube - Genuine Volkswagen Audi - Audi

Connects to both valve covers to the PCV adapter vent tube From production date 4/31/12

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2570511
Mfg#:
06E103217AF
Ships on Mar 19, 2027
1% off MSRP

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

$278.99

This product was last offered at the strikethrough price on
09-24-2026

$274.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Brake Pad Wear Sensor - Rear

ES#4818681 - 8W0615121E - Brake Pad Wear Sensor - Rear - Alerts you to brake pad wear before it is critically low - Bremmen Parts - Audi

Alerts you to brake pad wear before it is critically low 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Bremmen Parts - Corporate Logo
ES#:
4818681
Mfg#:
8W0615121E
In Stock
ON SALE!
$25.00

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

$24.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Front Euro Ceramic Brake Pad Set (EUR1322)

ES#2569618 - 8K0698151H - Front Euro Ceramic Brake Pad Set (EUR1322) - Restore stopping power with new ceramic pads - Akebono - Audi
ECS Tuning recommends this product.

Restore stopping power with new ceramic pads

Brand:
Akebono - Corporate Logo
ES#:
2569618
Mfg#:
8K0698151H
In Stock
$135.99

This product was last offered at the strikethrough price on
06-11-2026

$103.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Stage 3 Daily Clutch Kit

Designed for high-powered street cars while capable enough to handle the track. Conservatively rated at 600ft/lbs.

Brand:
South Bend Clutch - Corporate Logo
ES#:
3698205
Mfg#:
K70619F-SS-O
Ships in 2 Business Days
$3841.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Audi B8/B8.5 Luft-Technik Intake Air Scoop v2

ES#4315808 - 008184LA01 - Audi B8/B8.5 Luft-Technik Intake Air Scoop v2 - Extends farther down behind the grille to direct more air to the intake system - ECS - Audi

Extends farther down behind the grille to direct more air to the intake system 10X Entries Into Our F80 M3 Sweepstakes

Brand:
ECS - Corporate Logo
ES#:
4315808
Mfg#:
008184LA01
In Stock
ON SALE! SAVE 10%
$141.99

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

$127.79 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Breather Tube

ES#4818449 - 06E103217AD - Breather Tube - Connects to both valve covers to the PCV adapter vent tube - Bremmen Parts - Audi Volkswagen

Connects to both valve covers to the PCV adapter vent tube 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Bremmen Parts - Corporate Logo
ES#:
4818449
Mfg#:
06E103217AD
In Stock
ON SALE! SAVE 20%
$78.99

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

$62.82 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

B8 A4/S4/A5/S5/RS5 DSG / Automatic - Driveshaft Center Support

ES#4616351 - 012575la03KT - B8 A4/S4/A5/S5/RS5 DSG / Automatic - Driveshaft Center Support - As our beloved B8's age the stock center support bearing starts to wear out causing drivetrain clunk. This upgraded unit keeps the driveshaft firmly in place at all times and its polyurethane construction ensures it will outlast the squishy rubber bushing - ECS - Audi

As our beloved B8's age the stock center support bearing starts to wear out causing drivetrain clunk. This upgraded unit keeps the driveshaft firmly in place at all times and its polyurethane construction ensures it will outlast the squishy rubber bushing 10X Entries Into Our F80 M3 Sweepstakes

Brand:
ECS - Corporate Logo
ES#:
4616351
Mfg#:
012575LA03KT
Ships on Nov 12, 2026
ON SALE! SAVE 20%
$308.99

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

$247.19 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Water Pump Pulley - 6 Bolt

ES#4881203 - 06M121031G - Water Pump Pulley - 6 Bolt - 6 Bolt pulley that attaches to the water pump - Genuine Volkswagen Audi - Audi

6 Bolt pulley that attaches to the water pump

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
4881203
Mfg#:
06M121031G
In Stock
6% off MSRP

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

$198.32

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

$185.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Wheel Spacer & Bolt Kit - 5mm With Black Ball Seat Bolts

ES#2748278 - 6-ECS-015 - Wheel Spacer & Bolt Kit - 5mm With Black Ball Seat Bolts - Get the right size wheel spacer for your Audi - ECS - Audi

Get the right size wheel spacer for your Audi 10X Entries Into Our F80 M3 Sweepstakes
Fits OEM wheels, or wheels that use OEM ball seat wheel bolts

Brand:
ECS - Corporate Logo
ES#:
2748278
Mfg#:
6-ECS-015
Ships on Dec 7, 2026
ON SALE! SAVE 25%
$140.99

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

$105.74 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

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