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

Menu

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

Audi B9 A4 Quattro 2.0T

    • 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
affirm financing terms & conditions
garage-red
Your Vehicle Audi B9 A4 Quattro 2.0T
Your Vehicle Audi B9 A4 Quattro 2.0T
Change Clear

Audi B9 A4 Quattro 2.0T Performance Engine Parts

Sort By
Filter By
Return to Top

Universal Oil Cooler - 19 Row - Black

ES#2764102 - MM0CULBK - Universal Oil Cooler - 19 Row - Black - Serious engine oil cooling for the most demanding engines - Mishimoto - Audi BMW Volkswagen MINI

Serious engine oil cooling for the most demanding engines affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For custom applications only. Not a direct bolt on.

Brand:
Mishimoto - Corporate Logo
ES#:
2764102
Mfg#:
MM0CULBK
In Stock
$536.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Walbro Universal 450lph In-Tank Fuel Pump Low Pressure

ES#3241084 - F90000274 - Walbro Universal 450lph In-Tank Fuel Pump Low Pressure - Great for when more fuel is needed in a custom fueling application - Walbro - Audi Volkswagen

Great for when more fuel is needed in a custom fueling application affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
This is a general-use high flow fuel pump, not a direct plug-and-play swap in most application

Brand:
Walbro - Corporate Logo
ES#:
3241084
Mfg#:
F90000274
In Stock
$137.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

034Motorsport Turbo Muffler Delete With Test Ports

ES#3610622 - 034-145-Z040 - 034Motorsport Turbo Muffler Delete With Test Ports - Lets the driver hear what the turbo has to say - The only turbo muffler delete with built-in test ports! - 034Motorsport - Audi Volkswagen

Lets the driver hear what the turbo has to say - The only turbo muffler delete with built-in test ports! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For vehicles pre-facelift models only (through 2020)

Brand:
034Motorsport - Corporate Logo
ES#:
3610622
Mfg#:
034-145-Z040
In Stock
ON SALE! SAVE 10%
$140.00

This product was last offered at the strikethrough price on
06-28-2026

$126.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

034Motorsport Res-X Resonator Delete

ES#3426672 - 034-105-7044 - 034Motorsport Res-X Resonator Delete - Unleashes a throaty growl and exotic tone that exudes the sound of performance - Deletes front-most resonator - 034Motorsport - Audi

Unleashes a throaty growl and exotic tone that exudes the sound of performance - Deletes front-most resonator affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
034Motorsport - Corporate Logo
ES#:
3426672
Mfg#:
034-105-7044
In Stock
ON SALE! SAVE 10%
$222.00

This product was last offered at the strikethrough price on
06-28-2026

$199.80 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

P34 Cold Air Intake System *ROW Models*

ES#4147633 - 034-108-1023 - P34 Cold Air Intake System *ROW Models* - Delivers improved power, sound, and acceleration to B9 Audi A4/Allroad & A5 owners in a clean OEM+ package. - 034Motorsport - Audi

Delivers improved power, sound, and acceleration to B9 Audi A4/Allroad & A5 owners in a clean OEM+ package. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
*The 034Motorsport P34 Cold Air Intake ROW (Rest of World, i.e. - non-North American region) is only for vehicles with a MAF attached directly to the fac

Brand:
034Motorsport - Corporate Logo
ES#:
4147633
Mfg#:
034-108-1023
In Stock
ON SALE! SAVE 10%
$551.00

This product was last offered at the strikethrough price on
06-28-2026

$495.90 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

High Flow Aluminum Charge Pipe Set

ES#4003757 - CTS-IT-291 - High Flow Aluminum Charge Pipe Set - 2.5" mandrel-bent aluminum turbo outlet and throttle pipe to replace your restrictive factory pieces - CTS - Audi

2.5" mandrel-bent aluminum turbo outlet and throttle pipe to replace your restrictive factory pieces affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Fits up to the 2019 Model Year

Brand:
CTS - Corporate Logo
ES#:
4003757
Mfg#:
CTS-IT-291
In Stock
$199.99 USD
Free Shipping
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 in 7 Business Days
$699.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

JHM 3" Cat-Pipe (High Flow Catalyst)

ES#4046023 - B9A45HFC - JHM 3" Cat-Pipe (High Flow Catalyst) - 3.0" T304 Stainless system produces gains of up to 25hp. - JH Motorsports - Audi

3.0" T304 Stainless system produces gains of up to 25hp. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For vehicles up through 2020

Brand:
JH Motorsports - Corporate Logo
ES#:
4046023
Mfg#:
B9A45HFC
Ships in 4 Business Days
$399.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

ECS Tuning Baffled Oil Catch Can - 8oz

ES#4369812 - 003779ECS05-02 - ECS Tuning Baffled Oil Catch Can - 8oz - Capture harmful oil vapors and keep your intake tract clean. Now featuring an easy to empty drain plug! - ECS - Audi BMW Volkswagen MINI

Capture harmful oil vapors and keep your intake tract clean. Now featuring an easy to empty drain plug! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
For use with custom plumbing and ECS universal mounting bracket kit

Brand:
ECS - Corporate Logo
ES#:
4369812
Mfg#:
003779ECS05-02
In Stock
ON SALE! SAVE 10%
$238.99

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

$215.09 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Boost Cooler Stage 3 DI ProLine Water/Methanol Injection

ES#4698806 - SP10317PRO - Boost Cooler Stage 3 DI ProLine Water/Methanol Injection - Proven to reduce the air inlet temperature by up to 100 degrees and increase octane by 25points for maximum HP and cooling! 3-liter reservoir, stainless steel braided line, 4AN fittings. - SnowPerformance - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Proven to reduce the air inlet temperature by up to 100 degrees and increase octane by 25points for maximum HP and cooling! 3-liter reservoir, stainless steel braided line, 4AN fittings. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
SnowPerformance - Corporate Logo
ES#:
4698806
Mfg#:
SP10317PRO
In Stock at Vendor
$833.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

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

Universal Large Aluminum Oil Catch Can

ES#2765062 - MM0CCLA - Universal Large Aluminum Oil Catch Can - Includes Mounting Brackets & Hardware - Mishimoto - Audi BMW Volkswagen MINI

Includes Mounting Brackets & Hardware affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Mishimoto - Corporate Logo
ES#:
2765062
Mfg#:
MM0CCLA
In Stock
$127.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

034Motorsport Billet Coolant Vent Union

ES#4810768 - 034-102-Z048 - 034Motorsport Billet Coolant Vent Union - Designed to replace the factory plastic and failure-prone coolant union on the cylinder head of the EA888 Gen3 and Gen4 engines. - 034Motorsport - Audi Volkswagen

Designed to replace the factory plastic and failure-prone coolant union on the cylinder head of the EA888 Gen3 and Gen4 engines. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
034Motorsport - Corporate Logo
ES#:
4810768
Mfg#:
034-102-Z048
In Stock
ON SALE! SAVE 10%
$31.00

This product was last offered at the strikethrough price on
06-28-2026

$27.90 USD
Free Shipping

Blow-Off Valve Kit - Black Valve

ES#3085837 - FMDVMK7A1 - Blow-Off Valve Kit - Black Valve - Cure your leaking diverter valve problems for good! - Forge - Audi Volkswagen Porsche

Cure your leaking diverter valve problems for good! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Forge - Corporate Logo
ES#:
3085837
Mfg#:
FMDVMK7A1
Ships in 1 Business Day
ON SALE! SAVE 10%
$349.84

This product was last offered at the strikethrough price on
07-01-2026

$314.86 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

More About Performance Engine Parts

Our name says it all. That's why ECS Tuning is dedicated to providing our customers with the broadest possible assortment of engine tuning options at a range of prices and options to fit any budget. Start small and grow your car into something special with performance engine upgrades from a company that has tuning in its name and its blood.

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