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Audi B9 A5 Quattro 2.0T Coupe

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Audi B9 A5 Quattro 2.0T Coupe Performance Engine Parts

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Water/Methanol Nozzle - 3.5GPH

ES#4476207 - SN0-N0350 - Water/Methanol Nozzle - 3.5GPH - Snow Performance Hyper-Sonic water-methanol injection nozzle - SnowPerformance - Audi BMW Volkswagen MINI

Snow Performance Hyper-Sonic water-methanol injection nozzle

Brand:
SnowPerformance - Corporate Logo
ES#:
4476207
Mfg#:
SN0-N0350
In Stock at Vendor
$31.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Forge Motorsport Valve Service Kit

ES#4781648 - FMDv004S - Forge Motorsport Valve Service Kit - Service kit for FMDv004 - Forge - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Service kit for FMDv004

Brand:
Forge - Corporate Logo
ES#:
4781648
Mfg#:
FMDV004S
Back Ordered
ON SALE! SAVE 12%
$23.99

This product was last offered at the strikethrough price on
09-18-2026

$21.18 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

IE Apex ECU Tune With POWERlink Cable

ES#5457716 - IESOWG13 - IE Apex ECU Tune With POWERlink Cable - The ultimate "no-limits" tier that provides access to every stage and map, including Stage 3 big turbo files for maximum horsepower. - Integrated Engineering - Audi

The ultimate "no-limits" tier that provides access to every stage and map, including Stage 3 big turbo files for maximum horsepower. Buy Integrated Engineering Software from 9/3/26 - 9/30/26 for a chance to win your Software for FREE!
Please see "fitment notes" in the description for full vehicle information.

Brand:
Integrated Engineering - Corporate Logo
ES#:
5457716
Mfg#:
IESOWG13
In Stock
Starting at $184.99 USD
Customize
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

10-100 PSI Billet Adjustable Fuel Management Unit (FMU) - Blue

ES#4846429 - CMBVLRBLT040171 - 10-100 PSI Billet Adjustable Fuel Management Unit (FMU) - Blue - Allows perfect fixation of the fuel pressure regulator in the desired location. - SPA Performance - Audi Volkswagen

Allows perfect fixation of the fuel pressure regulator in the desired location.

Brand:
SPA Performance - Corporate Logo
ES#:
4846429
Mfg#:
CMBVLRBLT040171
In Stock
ON SALE!
$94.99

This product was last offered at the strikethrough price on
08-31-2026

$89.68 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

JB4 Billet Aluminum Enclosure

ES#3672109 - JB4-BLT-ENCR - JB4 Billet Aluminum Enclosure - Stylish protective waterproof case for your JB1 or JB4 - Burger Motorsports - Audi Volkswagen Mercedes Benz MINI Porsche

Stylish protective waterproof case for your JB1 or JB4

Brand:
Burger Motorsports - Corporate Logo
ES#:
3672109
Mfg#:
JB4-BLT-ENCR
Ships in 2 Business Days
$59.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

BMS Data Cable

ES#3508685 - Data-Cable-E - BMS Data Cable - Unleash your JB's full potential! - Burger Motorsports - Audi Volkswagen

Unleash your JB's full potential! For use with JB1 only

Brand:
Burger Motorsports - Corporate Logo
ES#:
3508685
Mfg#:
DATA-CABLE-E
Ships in 2 Business Days
$40.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Turbo Muffler Delete

ES#4643270 - CTS-HW-532 - Turbo Muffler Delete - Replace the factory turbo muffler with a straight, uninterrupted billet aluminum delete - CTS - Audi

Replace the factory turbo muffler with a straight, uninterrupted billet aluminum delete For vehicles from the 2020 model year only.

Brand:
CTS - Corporate Logo
ES#:
4643270
Mfg#:
CTS-HW-532
Back Ordered
$79.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

FSB WMI Controller - V3 For Charge Pipe Injection (CPI)

ES#3514866 - FSB-CPI - FSB WMI Controller - V3 For Charge Pipe Injection (CPI) - Allows your JB4 to control a WMI pump and solenoid for dynamic progressive flow mapping! - Burger Motorsports - Audi BMW Volkswagen MINI

Allows your JB4 to control a WMI pump and solenoid for dynamic progressive flow mapping! For use in setups where charge pipe injection is being utilized.

Brand:
Burger Motorsports - Corporate Logo
ES#:
3514866
Mfg#:
FSB-CPI
Ships on Oct 7, 2026
$150.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Silicone Turbo Inlet Hose

ES#3438170 - CTS-SIL-083 - Silicone Turbo Inlet Hose - Smooths the intake tract & provides unimpeded airflow - CTS - Audi

Smooths the intake tract & provides unimpeded airflow

Brand:
CTS - Corporate Logo
ES#:
3438170
Mfg#:
CTS-SIL-083
Back Ordered
$69.99 USD
Free Shipping

Revo Turbo Muffler Delete

ES#4500013 - RV581M100300 - Revo Turbo Muffler Delete - Designed for smoother uninterrupted air flow, increasing throttle response and providing improved turbo acoustics. - REVO - Audi Volkswagen

Designed for smoother uninterrupted air flow, increasing throttle response and providing improved turbo acoustics. For Gen II & III engines with the IHI turbocharger only

Brand:
REVO - Corporate Logo
ES#:
4500013
Mfg#:
RV581M100300
Back Ordered
$133.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Snow Performance Tee Adapter Fitting

ES#4376612 - SN0-82040R - Snow Performance Tee Adapter Fitting - 1/4" tee fitting for water/methanol lines - SnowPerformance - Audi BMW Volkswagen MINI Porsche

1/4" tee fitting for water/methanol lines

Brand:
SnowPerformance - Corporate Logo
ES#:
4376612
Mfg#:
SN0-82040R
In Stock at Vendor
$23.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Boost Switch

ES#2826277 - 81014 - Boost Switch - Adjustable (1-15 PSI) to engage at the appropriate amount of boost pressure for your application. - SnowPerformance - Audi BMW Volkswagen MINI Porsche

Adjustable (1-15 PSI) to engage at the appropriate amount of boost pressure for your application.

Brand:
SnowPerformance - Corporate Logo
ES#:
2826277
Mfg#:
81014
In Stock at Vendor
$36.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Hobb's Switch

ES#3520735 - ACC-HOBBS - Hobb's Switch - 15 PSI - Fuel-It! - Audi BMW Volkswagen MINI Porsche

15 PSI

Brand:
Fuel-It! - Corporate Logo
ES#:
3520735
Mfg#:
ACC-HOBBS
Ships on Oct 7, 2026
$55.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Port Injection Plugs

ES#4690214 - PRINJPLGS - Port Injection Plugs - Use these in replacement of any standard short body EV14 style injector. - Precision Raceworks - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Use these in replacement of any standard short body EV14 style injector.

Brand:
Precision Raceworks - Corporate Logo
ES#:
4690214
Mfg#:
PRINJPLGS
Ships in 9 Business Days
Starting at $9.99 USD
Customize
Free Shipping
on orders $49 and up

10-100 PSI Billet Adjustable Fuel Management Unit (FMU) - Black

ES#4846418 - CMBVLRPSH01BK - 10-100 PSI Billet Adjustable Fuel Management Unit (FMU) - Black - Allows perfect fixation of the fuel pressure regulator in the desired location. - SPA Performance - Audi Volkswagen

Allows perfect fixation of the fuel pressure regulator in the desired location.

Brand:
SPA Performance - Corporate Logo
ES#:
4846418
Mfg#:
CMBVLRPSH01BK
Ships in 4 Business Days
ON SALE!
$94.99

This product was last offered at the strikethrough price on
08-31-2026

$89.68 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.

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