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

Pressure Control Valve (PCV)

ES#4768292 - 06F129101N - Pressure Control Valve (PCV) - Also called the "breather valve" or "oil separator" - Hengst - Audi Volkswagen
ECS Tuning recommends this product.

Also called the "breather valve" or "oil separator" affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!
Up to production date 12/16/2005

Brand:
Hengst - Corporate Logo
ES#:
4768292
Mfg#:
06F129101N
In Stock
$26.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

CTS Turbo Direct Fit Front Mount Intercooler Kit

ES#3612271 - CTS-B9-DF - CTS Turbo Direct Fit Front Mount Intercooler Kit - This giant intercooler core is almost twice as large as stock - The B9 platforms benefits greatly from an intercooler upgrade! - CTS - Audi

This giant intercooler core is almost twice as large as stock - The B9 platforms benefits greatly from an intercooler upgrade! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
CTS - Corporate Logo
ES#:
3612271
Mfg#:
CTS-B9-DF
Ships on Oct 15, 2026
Auto Notify
$699.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

APR Upgraded Ignition Coils - Grey - Set Of Four

ES#4164404 - MS100203-4KT - APR Upgraded Ignition Coils - Grey - Set Of Four - Designed to be a direct plug-and-play upgrade to factory coils, providing greater energy output, ensuring a stronger and more consistent spark! - APR - Audi Volkswagen

Designed to be a direct plug-and-play upgrade to factory coils, providing greater energy output, ensuring a stronger and more consistent spark! Call In Or Chat For Best Price! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 5X Entries For Our 25th Anniversary Sweepstakes!
CARB certified for sale in all 50 states

Brand:
APR - Corporate Logo
ES#:
4164404
Mfg#:
MS100203-4KT
EO#:
D-783-5
In Stock
$204.76 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Complete Heavy Duty Front Control Arm Kit

ES#4327287 - 1160500190/HD - Complete Heavy Duty Front Control Arm Kit - Keep your suspension in top shape - Includes all front control arms, ball joints, and hardware - Meyle HD - Audi

Keep your suspension in top shape - Includes all front control arms, ball joints, and hardware affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!
Fits models from production date 6/21/2011 up through 8/15/2011 (M14 Ball Joints) - Please verify existing prior to ordering

Brand:
Meyle HD - Corporate Logo
ES#:
4327287
Mfg#:
1160500190/HD
Ships in 1-2 days
$1195.42 USD
Free Shipping

MQB Performance Fuel Lines

ES#4447345 - 201-0152 - MQB Performance Fuel Lines - Direct replacement from the fuel pump on the passenger side of the car to an aftermarket MPI system. - Precision Raceworks - Audi Volkswagen

Direct replacement from the fuel pump on the passenger side of the car to an aftermarket MPI system. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Precision Raceworks - Corporate Logo
ES#:
4447345
Mfg#:
201-0152
In Stock
$109.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Caliper Guide Pin Bolt - Priced Each

ES#4266684 - WHT010085 - Caliper Guide Pin Bolt - Priced Each - Secures caliper to brake carrier. M8x22 - Genuine Volkswagen Audi - Audi Volkswagen

Secures caliper to brake carrier. M8x22 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
4266684
Mfg#:
WHT010085
In Stock
5% off MSRP

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

$7.50

This product was last offered at the strikethrough price on
06-05-2026

$7.13 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Ignition Service Kit

ES#4056350 - 06E905115FKT6 - Ignition Service Kit - Includes four Bosch red coil packs and four NGK iridium spark plugs (BKR8EIX - One heat range colder) - Assembled By ECS - Audi Volkswagen

Includes four Bosch red coil packs and four NGK iridium spark plugs (BKR8EIX - One heat range colder) affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
Beneficial to cars with basic performance upgrades

Brand:
Assembled By ECS - Corporate Logo
ES#:
4056350
Mfg#:
06E905115FKT6
In Stock
$219.99

This product was last offered at the strikethrough price on
03-12-2026

$180.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Calico Coated ACL Race Main Bearing Set - Standard Clearance

ES#2794305 - CAL5M1644H - Calico Coated ACL Race Main Bearing Set - Standard Clearance - VW/Audi Standard Clearance, set of main bearings - Integrated Engineering - Audi Volkswagen

VW/Audi Standard Clearance, set of main bearings affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 5X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Integrated Engineering - Corporate Logo
ES#:
2794305
Mfg#:
CAL5M1644H
In Stock
$207.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Bosch 550cc Fuel Injector - Priced Each

ES#1897179 - INJB550 - Bosch 550cc Fuel Injector - Priced Each - Compatible with BT software applications. Does NOT include injector plug adapters - Bosch - Audi Volkswagen

Compatible with BT software applications. Does NOT include injector plug adapters affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
Bosch - Corporate Logo
ES#:
1897179
Mfg#:
INJB550
In Stock
$58.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

APR PEX Intake System Audi - B9 A4/A5 2.0T

ES#4616153 - CI100044 - APR PEX Intake System Audi - B9 A4/A5 2.0T - Flows 46% more than stock, reduces pressure drop, and improves turbocharger efficiency. - APR - Audi

Flows 46% more than stock, reduces pressure drop, and improves turbocharger efficiency. Call In Or Chat For Best Price! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 5X Entries For Our 25th Anniversary Sweepstakes!

Not for vehicles with MAF sensor

Brand:
APR - Corporate Logo
ES#:
4616153
Mfg#:
CI100044
In Stock
11% off MSRP

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

$518.95

This product was last offered at the strikethrough price on
04-29-2026

$460.95 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

034Motorsport Assembled High-Pressure Fuel Pump & Vacuum Pump Upgrade Kit

ES#5376377 - 034-106-6066 - 034Motorsport Assembled High-Pressure Fuel Pump & Vacuum Pump Upgrade Kit - Provides everything you need to get your car up to speed with higher fueling capacity for ethanol, pump gas, and turbo upgrades! - 034Motorsport - Audi Volkswagen

Provides everything you need to get your car up to speed with higher fueling capacity for ethanol, pump gas, and turbo upgrades! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
034Motorsport - Corporate Logo
ES#:
5376377
Mfg#:
034-106-6066
Ships in 2 Business Days
$920.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Wheel Hub - Priced Each

ES#3246200 - 8K0407613B - Wheel Hub - Priced Each - Does not include wheel bearing - Febi - Audi

Does not include wheel bearing affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
Febi - Corporate Logo
ES#:
3246200
Mfg#:
8K0407613B
In Stock
$152.99

This product was last offered at the strikethrough price on
04-13-2026

$139.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

19" Style 487 Wheels - Set Of Four

ES#4623709 - 487-2KT1 - 19" Style 487 Wheels - Set Of Four - 19"x8.0" ET40 5x112 57.1CB - Gunmetal - Alzor - Audi Volkswagen

19"x8.0" ET40 5x112 57.1CB - Gunmetal affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Alzor - Corporate Logo
ES#:
4623709
Mfg#:
487-2KT1
In Stock
ON SALE! SAVE 30%
$1310.00

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

$917.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Oil Separator/PCV Valve

ES#4213747 - 06K103495BL - Oil Separator/PCV Valve - Also called the "breather valve" or "oil separator" - Rein - Audi Volkswagen

Also called the "breather valve" or "oil separator" affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!
For vehicles with CYMC engine code only

Brand:
Rein - Corporate Logo
ES#:
4213747
Mfg#:
06K103495BL
Back Ordered
Auto Notify
$124.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Intake Manifold

ES#4172162 - 06L133201FP - Intake Manifold - Complete intake manifold with incorporated flapper motor - Genuine Volkswagen Audi - Audi Volkswagen

Complete intake manifold with incorporated flapper motor affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
4172162
Mfg#:
06L133201FP
Ships in 1-2 days
7% off MSRP

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

$799.99

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

$745.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Intake Manifold Flap Position Sensor

ES#2639867 - 06K907386D - Intake Manifold Flap Position Sensor - Relays the position of the manifold flap to the ECU - Genuine Volkswagen Audi - Audi Volkswagen

Relays the position of the manifold flap to the ECU affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2639867
Mfg#:
06K907386D
In Stock
9% off MSRP

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

$109.98

This product was last offered at the strikethrough price on
06-05-2026

$99.97 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 ECS Tuning is part of Enthusiast Auto Holdings