Shop Our Clearance Sale - Up To 80% Off FREE SHIPPING on Orders $49+ *exclusions apply

Menu

Call Us330-331-2003 ChatLive Chat Text Us!
0 Shopping Cart
Your Vehicle

No Vehicle selected
Please select your vehicle below.

    • Audi
    • BMW
    • Mercedes Benz
    • MINI
    • Porsche
    • Volkswagen

Saved Vehicles

My Vehicles
You currently have no stored vehicles.

Recent Vehicles

Recent Vehicles Manage Vehicles

You currently have no recent vehicles.

We'll automatically keep fully selected vehicles here for your convenience.

Call Us330-331-2003 ChatLive Chat Text Us!
Track My Order View Order History Submit a Return Contact Us Wholesale Information Lifetime Replacement Returns and Warranty Information
0
Call Us330-331-2003 ChatLive Chat Text Us!
Track My Order View Order History Submit a Return Contact Us Wholesale Information Lifetime Replacement Returns and Warranty Information
Cancel
0
Sales & Specials
Enter Your Vehicle
garage-red
Your Vehicle Please tap 'Select' to pick a vehicle
Your Vehicle Please tap 'Select' to pick a vehicle
Select

Audi A4 Most Popular Parts

Sort By
Filter By
Return to Top

EGR Valve - Left

ES#3438274 - 06E131101K - EGR Valve - Left - Also known as the 'combi valve' - Pierburg - Audi

Also known as the 'combi valve'

Brand:
Pierburg - Corporate Logo
ES#:
3438274
Mfg#:
06E131101K
In Stock
$98.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Crankshaft Pulley

ES#3545463 - 078105251L - Crankshaft Pulley - Reduces vibrations and drives the accessory belt - URO - Audi Volkswagen

Reduces vibrations and drives the accessory belt 2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
3545463
Mfg#:
078105251L
Ships in 1 Business Day
$98.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Front Big Brake Kit - stage 1 - ECS V5 Cross Drilled & Slotted Rotors (312x25)

ES#91 - B5A8BBKNPAX/S - Front Big Brake Kit - stage 1 - ECS V5 Cross Drilled & Slotted Rotors (312x25) - Upgrade your stopping power with larger diameter rotors - Assembled By ECS - Audi Volkswagen

Upgrade your stopping power with larger diameter rotors 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Assembled By ECS - Corporate Logo
ES#:
91
Mfg#:
B5A8BBKNPAX/S
Ships on Mar 12, 2027
ON SALE!
$644.80

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

$593.93 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

CTS Billet Brake Fluid Reservoir Cap

ES#4620717 - CTS-ACC-001 - CTS Billet Brake Fluid Reservoir Cap - Lose the plastic! - CTS - Audi Volkswagen

Lose the plastic!

Brand:
CTS - Corporate Logo
ES#:
4620717
Mfg#:
CTS-ACC-001
In Stock
ON SALE! SAVE 10%
$59.99

This product was last offered at the strikethrough price on
09-29-2026

$53.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Ball Seat Wheel Bolt - 14x1.5x43mm - Priced Each

ES#224 - 1454303 - Ball Seat Wheel Bolt - 14x1.5x43mm - Priced Each - Produced for running spacers with your OE wheels - H&R - Audi Volkswagen

Produced for running spacers with your OE wheels We Price Match - Give Us A Call or Chat!

Brand:
H&R - Corporate Logo
ES#:
224
Mfg#:
1454303
In Stock
$6.99

This product was last offered at the strikethrough price on
09-30-2026

$4.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Accessory Belt Kit With ECS Performance Kevlar Reinforced Accessory Belt

ES#4305019 - 06B903133EKT4 - Accessory Belt Kit With ECS Performance Kevlar Reinforced Accessory Belt - Includes performance Kevlar reinforced accessory belt, tensioner, & hardware to ensure that your belt is tight! - Assembled By ECS - Audi

Includes performance Kevlar reinforced accessory belt, tensioner, & hardware to ensure that your belt is tight! 10X Entries Into Our F80 M3 Sweepstakes
From VIN 8E-4-191001 - split is in the 2004 model year

Brand:
Assembled By ECS - Corporate Logo
ES#:
4305019
Mfg#:
06B903133EKT4
In Stock
ON SALE! SAVE 23%
$129.17

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

$98.93 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Rear Aero Wiper Blade

ES#4070024 - 8K9955425 - Rear Aero Wiper Blade - Clear up streaks & improve rainy day visibility - Bosch - Audi

Clear up streaks & improve rainy day visibility We Price Match - Give Us A Call or Chat!
Avant models only

Brand:
Bosch - Corporate Logo
ES#:
4070024
Mfg#:
8K9955425
In Stock
$9.57 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Lower Control Arm Bolt - Priced Each

ES#8638 - N90625902 - Lower Control Arm Bolt - Priced Each - Secures the lower control arm to the subframe. M12x1.5x120x80 - Genuine Volkswagen Audi - Audi Volkswagen

Secures the lower control arm to the subframe. M12x1.5x120x80 For the curved control arm

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
8638
Mfg#:
N90625902
In Stock
34% off MSRP

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

$17.56

This product was last offered at the strikethrough price on
10-09-2026

$11.63 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Allen Bolt - Priced Each

ES#468651 - N10622101 - Allen Bolt - Priced Each - Install new hardware with your new parts. M6x65 - Genuine Volkswagen Audi - Audi Volkswagen

Install new hardware with your new parts. M6x65 Secures the intake manifold to the cylinder head

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
468651
Mfg#:
N10622101
In Stock
$1.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Titanium MQB Ignition Coil Bolt Kit - Set Of Four Black Titanium Washers

ES#4476321 - TI-M6X1X40-4BLK - Titanium MQB Ignition Coil Bolt Kit - Set Of Four Black Titanium Washers - Replace your pesky OEM ignition coil tiedown studs with these titanium bolts! - ECS - Audi Volkswagen

Replace your pesky OEM ignition coil tiedown studs with these titanium bolts! 10X Entries Into Our F80 M3 Sweepstakes

Brand:
ECS - Corporate Logo
ES#:
4476321
Mfg#:
TI-M6X1X40-4BLK
Ships in 7 Business Days
ON SALE! SAVE 10%
$46.99

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

$42.29 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Timing Belt Kit - Ultimate Plus

ES#8146 - 06b198500 - Timing Belt Kit - Ultimate Plus - The ultimate in preventative maintenance! - Assembled By ECS - Audi

The ultimate in preventative maintenance! 10X Entries Into Our F80 M3 Sweepstakes
Up to VIN 8E-4-191000, split is in the 2004 model year

Brand:
Assembled By ECS - Corporate Logo
ES#:
8146
Mfg#:
06B198500
In Stock
ON SALE!
$317.99

This product was last offered at the strikethrough price on
09-10-2026

$296.02 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Audi Thrust Arm Monoball Upgrade - Pre-Installed in Meyle HD Arms (M12 Ball Joints)

ES#4429964 - 012596LA01 - Audi Thrust Arm Monoball Upgrade - Pre-Installed in Meyle HD Arms (M12 Ball Joints) - Eliminate deflection caused by stock rubber bushings! - ECS - Audi

Eliminate deflection caused by stock rubber bushings! 10X Entries Into Our F80 M3 Sweepstakes

Up to production date 11/2/2009 (M12 Ball Joints)

Brand:
ECS - Corporate Logo
ES#:
4429964
Mfg#:
012596LA01
In Stock
ON SALE! SAVE 19%
$732.99

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

$591.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Connecting Rod Bolt Set

ES#261252 - 104-6004 - Connecting Rod Bolt Set - Pro-Series complete rod bolt set - ARP - Audi Volkswagen

Pro-Series complete rod bolt set

Brand:
ARP - Corporate Logo
ES#:
261252
Mfg#:
104-6004
In Stock
$147.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Valve Cover Hardware Kit

ES#2695712 - 058198025AKT2 - Valve Cover Hardware Kit - All hardware needed for replacing valve covers - Genuine Volkswagen Audi - Audi Volkswagen

All hardware needed for replacing valve covers

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2695712
Mfg#:
058198025AKT2
In Stock
$73.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oil Pressure Control Valve

ES#5374127 - 06H115243L - Oil Pressure Control Valve - 'N428' Oil Pressure Regulation Valve - Solenoid valve bolted to front edge of cylinder block - Switches between low and high oil pressure stages - Febi - Audi

'N428' Oil Pressure Regulation Valve - Solenoid valve bolted to front edge of cylinder block - Switches between low and high oil pressure stages

Brand:
Febi - Corporate Logo
ES#:
5374127
Mfg#:
06H115243L
Ships in 1 Business Day
$83.99

This product was last offered at the strikethrough price on
05-07-2026

$73.99 USD
Free Shipping
on orders $49 and up

Front Wheel Bearing Kit

ES#2586825 - 8E0498625BKT - Front Wheel Bearing Kit - Includes both front wheel bearings and installation hardware - Genuine Volkswagen Audi - Audi Volkswagen

Includes both front wheel bearings and installation hardware

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2586825
Mfg#:
8E0498625BKT
In Stock
$620.99

This product was last offered at the strikethrough price on
06-09-2026

$590.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

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.

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