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Audi B9 S4 Quattro 3.0T

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Audi B9 S4 Quattro 3.0T Performance Engine Parts

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Fiberglass Exhaust Wrap - Black - 2" x 50'

ES#3022267 - HEA-WRAPKIT-BLK - Fiberglass Exhaust Wrap - Black - 2" x 50' - Designed to handle continuous temperatures up to 1,200F - Prosport Performance - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Designed to handle continuous temperatures up to 1,200°F

Brand:
Prosport Performance - Corporate Logo
ES#:
3022267
Mfg#:
HEA-WRAPKIT-BLK
Ships in 10 Business Days
$28.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

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
$23.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

X34 Carbon Fiber Air Scoop - Standard Intercooler Size

ES#4159458 - 034-108-Z068 - X34 Carbon Fiber Air Scoop - Standard Intercooler Size - Increase airflow for your 2.0T or 3.0T equipped B9 A4/S4/Allroad with the 034Motorsport X34 Carbon Fiber Intake Air Scoop! - 034Motorsport - Audi

Increase airflow for your 2.0T or 3.0T equipped B9 A4/S4/Allroad with the 034Motorsport X34 Carbon Fiber Intake Air Scoop! 2X Entries Into Our F80 M3 Sweepstakes
Will not fit vehicles with the active grille shutter system, such as B9.5 A4 and allroad.

Brand:
034Motorsport - Corporate Logo
ES#:
4159458
Mfg#:
034-108-Z068
Ships in 2 Business Days
$190.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Low Profile Water-Methanol Nozzle Holder 4AN 90* Elbow

ES#4212775 - SN0-809-BRD - Low Profile Water-Methanol Nozzle Holder 4AN 90* Elbow - Water methanol nozzle holders securely connect either nylon line or braided line directly to your water methanol nozzle - SnowPerformance - Audi BMW Volkswagen MINI

Water methanol nozzle holders securely connect either nylon line or braided line directly to your water methanol nozzle

Brand:
SnowPerformance - Corporate Logo
ES#:
4212775
Mfg#:
SN0-809-BRD
In Stock
$20.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

IE Pro ECU Tune With POWERlink Cable For 3.0T B9 S4, S5, & SQ5

ES#5528445 - IESOVZ15 - IE Pro ECU Tune With POWERlink Cable For 3.0T B9 S4, S5, & SQ5 - Audi left performance on the table. iE sets it free by safely reprogramming your engine computer to unleash heavy-hitting acceleration, sharper response, and a completely new personality. all backed by AutoProtect. - Integrated Engineering - Audi

Audi left performance on the table. iE sets it free by safely reprogramming your engine computer to unleash heavy-hitting acceleration, sharper response, and a completely new personality... all backed by AutoProtect.

Brand:
Integrated Engineering - Corporate Logo
ES#:
5528445
Mfg#:
IESOVZ15
In Stock
Starting at $184.99 USD
Customize
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

IE APEX ECU Tune With POWERlink Cable For 3.0T B9 S4, S5, & SQ5

ES#5528446 - IESOVZ16 - IE APEX ECU Tune With POWERlink Cable For 3.0T B9 S4, S5, & SQ5 - Audi left performance on the table. iE sets it free by safely reprogramming your engine computer to unleash heavy-hitting acceleration, sharper response, and a completely new personality. all backed by AutoProtect. - Integrated Engineering - Audi

Audi left performance on the table. iE sets it free by safely reprogramming your engine computer to unleash heavy-hitting acceleration, sharper response, and a completely new personality... all backed by AutoProtect.

Brand:
Integrated Engineering - Corporate Logo
ES#:
5528446
Mfg#:
IESOVZ16
In Stock
Starting at $184.99 USD
Customize
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

IE Core ECU Tune With POWERlink Cable For 3.0T B9 S4, S5, & SQ5

ES#5504317 - IESOVZ11 - IE Core ECU Tune With POWERlink Cable For 3.0T B9 S4, S5, & SQ5 - Audi left performance on the table. iE sets it free by safely reprogramming your engine computer to unleash heavy-hitting acceleration, sharper response, and a completely new personality. all backed by AutoProtect. - Integrated Engineering - Audi

Audi left performance on the table. iE sets it free by safely reprogramming your engine computer to unleash heavy-hitting acceleration, sharper response, and a completely new personality... all backed by AutoProtect.

Brand:
Integrated Engineering - Corporate Logo
ES#:
5504317
Mfg#:
IESOVZ11
In Stock
Starting at $184.99 USD
Customize
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

1 Gallon Methanol Tank - Clear/White

ES#3514828 - 1G-MT-CL - 1 Gallon Methanol Tank - Clear/White - Inexpensive, compact, and easy to mount. - Burger Motorsports - Audi BMW Volkswagen MINI

Inexpensive, compact, and easy to mount.

Brand:
Burger Motorsports - Corporate Logo
ES#:
3514828
Mfg#:
1G-MT-CL
In Stock
$30.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Water/Methanol Nozzle - 6GPH

ES#4361434 - SN0-N0600 - Water/Methanol Nozzle - 6GPH - 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#:
4361434
Mfg#:
SN0-N0600
In Stock at Vendor
$31.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

FSB WMI Controller - V2 Universal

ES#4715229 - FSB-UNI - FSB WMI Controller - V2 Universal - Allows your JB4 to control a WMI pump and solenoid for dynamic progressive flow mapping! - Burgaflex - Audi BMW Volkswagen MINI

Allows your JB4 to control a WMI pump and solenoid for dynamic progressive flow mapping! For most JB4 applications.

Brand:
Burgaflex - Corporate Logo
ES#:
4715229
Mfg#:
FSB-UNI
Ships on Nov 18, 2026
$156.99 USD
Free Shipping
on orders $49 and up
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 Nov 18, 2026
$150.00 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

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 1 Business Day
$59.00 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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