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Audi B9 A4 FWD 2.0T

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Audi B9 A4 FWD 2.0T Performance Engine Parts

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AEM V3 Water/Methanol Injector Kit (Qty 2)

ES#4307641 - 30-3313 - AEM V3 Water/Methanol Injector Kit (Qty 2) - Swappable swirl generators for 250/500/1000cc configurations! - AEM Electronics - Audi BMW Volkswagen MINI

Swappable swirl generators for 250/500/1000cc configurations!

Brand:
AEM Electronics - Corporate Logo
ES#:
4307641
Mfg#:
30-3313
In Stock
12% off MSRP

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

$129.99

This product was last offered at the strikethrough price on
08-16-2026

$114.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Turbocharger Wastegate Actuator

ES#3971323 - 06L145614B - Turbocharger Wastegate Actuator - Replacement turbo actuator if yours is rattling or has excessive play. - Genuine Volkswagen Audi - Audi

Replacement turbo actuator if yours is rattling or has excessive play.

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
3971323
Mfg#:
06L145614B
Ships in 3 Business 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.

$333.99

This product was last offered at the strikethrough price on
08-16-2026

$310.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

1.8T/2.0T Gen3 Diverter Valve Upgrade - Red

ES#4839641 - 013907la01-01KT - 1.8T/2.0T Gen3 Diverter Valve Upgrade - Red - The LAST diverter valve you'll ever need! Billet aluminum construction and heavy-duty Viton o-rings make for the ultimate upgrade in longevity and performance. - ECS - Audi Volkswagen Porsche

The LAST diverter valve you'll ever need! Billet aluminum construction and heavy-duty Viton o-rings make for the ultimate upgrade in longevity and performance. 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
4839641
Mfg#:
013907LA01-01KT
In Stock
ON SALE! SAVE 25%
$333.99

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

$250.49 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Intake Valve - Standard Size - Priced Each

ES#2569983 - VWIVN-1002S - Intake Valve - Standard Size - Priced Each - Rev Higher without worry, requires single groove valve keepers - Supertech - Audi Volkswagen

Rev Higher without worry, requires single groove valve keepers

Brand:
Supertech - Corporate Logo
ES#:
2569983
Mfg#:
VWIVN-1002S
Ships in 2 Business Days
$29.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

JB4 Tuner For Audi EA888 Gen4 2.0 TFSI 261hp & 265hp

ES#4624221 - JB4-AUDI-EA888-G - JB4 Tuner For Audi EA888 Gen4 2.0 TFSI 261hp & 265hp - Plug & play tune with gains up to 40hp/50lb-ft. - Burger Motorsports - Audi Porsche

Plug & play tune with gains up to 40hp/50lb-ft. For 2021+ models only

Brand:
Burger Motorsports - Corporate Logo
ES#:
4624221
Mfg#:
JB4-AUDI-EA888-G
In Stock
$529.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Luft-Technik B9 A4 Front Mount Intercooler

ES#3537701 - 019219ecs01aKT1 - Luft-Technik B9 A4 Front Mount Intercooler - Reduce restrictions and increase cooling! - ECS - Audi

Reduce restrictions and increase cooling! 10X Entries For Our 25th Anniversary Sweepstakes!

For vehicles with production date up through 2020

Brand:
ECS - Corporate Logo
ES#:
3537701
Mfg#:
019219ECS01AKT1
Ships on Oct 12, 2026
Auto Notify
ON SALE! SAVE 10%
$838.99

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

$755.09 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Diverter Valve Kit

ES#2862878 - CTSDV00023 - Diverter Valve Kit - Direct bolt on without worry of a check-engine light - CTS - Audi Volkswagen

Direct bolt on without worry of a check-engine light

Brand:
CTS - Corporate Logo
ES#:
2862878
Mfg#:
CTSDV00023
Ships in 8 Business Days
$249.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Unitronic Carbon Fiber Intake System 2.0TSI B9 A4/A5

ES#4362349 - UH016-INA - Unitronic Carbon Fiber Intake System 2.0TSI B9 A4/A5 - Engineered for seamless integration within the engine bay and improves the performance, look and sound of your vehicle. - Unitronic - Audi

Engineered for seamless integration within the engine bay and improves the performance, look and sound of your vehicle.

Brand:
Unitronic - Corporate Logo
ES#:
4362349
Mfg#:
UH016-INA
Ships in 6 Business Days
$1469.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

TTE440L Turbo Upgrade - B9 A4/A5 2.0T

ES#4642790 - TTE10029 - TTE440L Turbo Upgrade - B9 A4/A5 2.0T - Designed to put out over 370HP! - The Turbo Engineers - Audi

Designed to put out over 370HP! Custom tuning software required for installation.

Brand:
The Turbo Engineers - Corporate Logo
ES#:
4642790
Mfg#:
TTE10029
In Stock
ON SALE!
$2999.99

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

$2899.95 USD
This product is lifetime replacement eligible Lifetime Replacement

Garrett GTX3584RS Turbocharger

ES#3691644 - 856804-5003S - Garrett GTX3584RS Turbocharger - Garrett GTX3584RS Turbocharger; V-Band Inlet and V-Band Outlet Turbine Housing; 1.21 A/R. Garrett # 856804-5003S - Garrett - Audi Volkswagen MINI

Garrett GTX3584RS Turbocharger; V-Band Inlet and V-Band Outlet Turbine Housing; 1.21 A/R. Garrett # 856804-5003S Used for custom, big turbo applications only - ECS Tuning does not offer support on tuning, fueling, exhaust manifold, etc

Brand:
Garrett - Corporate Logo
ES#:
3691644
Mfg#:
856804-5003S
Ships in 6 Business Days
$2881.99 USD
This product is lifetime replacement eligible Lifetime Replacement

MACH Force-Xp Stainless Steel Axle-Back Exhaust System

ES#4220054 - 49-36419-P - MACH Force-Xp Stainless Steel Axle-Back Exhaust System - Resonated 3" to 2-1/2" 304 Stainless Steel with polished tips - AFE - Audi

Resonated 3" to 2-1/2" 304 Stainless Steel with polished tips

Brand:
AFE - Corporate Logo
ES#:
4220054
Mfg#:
49-36419-P
Back Ordered
ON SALE! SAVE 10%
$1049.00

This product was last offered at the strikethrough price on
08-03-2026

$944.10 USD

Motorsport StreetSport Engine Mounts - Pair

ES#4846368 - 034-509-0089 - Motorsport StreetSport Engine Mounts - Pair - Designed with extreme performance in mind and manufactured from billet aluminum and high-durometer Density Line rubber for better ride characteristics than polyurethane. - 034Motorsport - Audi

Designed with extreme performance in mind and manufactured from billet aluminum and high-durometer Density Line rubber for better ride characteristics than polyurethane.

Brand:
034Motorsport - Corporate Logo
ES#:
4846368
Mfg#:
034-509-0089
Ships in 2 Business Days
$677.00 USD
Free Shipping
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.

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