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Audi A4 Performance Engine Parts

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High Flow Water-Methanol Check Valve - 4AN Fittings

ES#4368638 - SN0-8CV-BRD - High Flow Water-Methanol Check Valve - 4AN Fittings - Added protection for your WMI setup - SnowPerformance - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Added protection for your WMI setup affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
SnowPerformance - Corporate Logo
ES#:
4368638
Mfg#:
SN0-8CV-BRD
In Stock at Vendor
$31.99 USD
Free Shipping
on orders $49 and up

Water/Methanol Nozzle - 3GPH

ES#4492417 - SN0-N0300 - Water/Methanol Nozzle - 3GPH - Snow Performance Hyper-Sonic water-methanol injection nozzle - SnowPerformance - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Snow Performance Hyper-Sonic water-methanol injection nozzle affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
SnowPerformance - Corporate Logo
ES#:
4492417
Mfg#:
SN0-N0300
In Stock at Vendor
$31.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Blow Off Valve - Atmospheric

ES#1832445 - FMDVWO34C - Blow Off Valve - Atmospheric - 34mm weld on dual piston atmospheric blow off valve for custom installs - Forge - Audi Volkswagen

34mm weld on dual piston atmospheric blow off valve for custom installs affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Forge - Corporate Logo
ES#:
1832445
Mfg#:
FMDVWO34C
Back Ordered
ON SALE! SAVE 27%
$216.99

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

$157.95 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Snow Performance 7 Gallon Reservoir

ES#2826214 - 40016 - Snow Performance 7 Gallon Reservoir - incl. brackets/check valve/tubing - SnowPerformance - Audi BMW Volkswagen Mercedes Benz MINI Porsche

incl. brackets/check valve/tubing affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
SnowPerformance - Corporate Logo
ES#:
2826214
Mfg#:
40016
In Stock at Vendor
$156.99 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 Mercedes Benz MINI

Allows your JB4 to control a WMI pump and solenoid for dynamic progressive flow mapping! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For use in setups where charge pipe injection is being utilized.

Brand:
Burger Motorsports - Corporate Logo
ES#:
3514866
Mfg#:
FSB-CPI
Ships on Jul 24, 2026
$150.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

BMS Water/Methanol Injection (WMI) Solenoid W/ Filter

ES#4715239 - BMS-WMI-SOL - BMS Water/Methanol Injection (WMI) Solenoid W/ Filter - High flow WMI solenoid with inline 40 micron filter - Burger Motorsports - Audi BMW Volkswagen Mercedes Benz MINI Porsche

High flow WMI solenoid with inline 40 micron filter affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Burger Motorsports - Corporate Logo
ES#:
4715239
Mfg#:
BMS-WMI-SOL
Ships on Jul 24, 2026
$75.00 USD
Free Shipping
on orders $49 and up

Gen3 Wastegate Adapter Harness

ES#5444824 - 060457LA01 - Gen3 Wastegate Adapter Harness - Make your next turbo swap a "one-and-done" job - ECS - Audi Volkswagen

Make your next turbo swap a "one-and-done" job affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
5444824
Mfg#:
060457LA01
In Stock
$49.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

1.8T Launch Control

Upgrade your tune with Launch Control affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Only to be purchased in conjunction with another tune

Brand:
Tunezilla - Corporate Logo
ES#:
4172090
Mfg#:
18T-20V-UPD
Ships in 7 Business Days
$149.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

FSI Oil Cooler Adapter Plate Kit - Black Anodized

ES#4830699 - 462-635-0008BLK - FSI Oil Cooler Adapter Plate Kit - Black Anodized - Allows for clean installation of an external oil cooler - iABED Industries - Audi Volkswagen

Allows for clean installation of an external oil cooler affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
iABED Industries - Corporate Logo
ES#:
4830699
Mfg#:
462-635-0008BLK
Back Ordered
Auto Notify
$145.00 USD
Free Shipping
on orders $49 and up

FSI Oil Cooler Adapter Plate Kit - Clear Anodized

ES#3470649 - 462-635-0008 - FSI Oil Cooler Adapter Plate Kit - Clear Anodized - Allows for clean installation of an external oil cooler - iABED Industries - Audi Volkswagen

Allows for clean installation of an external oil cooler affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
iABED Industries - Corporate Logo
ES#:
3470649
Mfg#:
462-635-0008
Special Order: No Guaranteed ETA
$145.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

5v Intake Valve spring / OD 20.60mm/ CB: 23.0 mm / Max lift 12.1mm / Chrome Silicon

ES#4735623 - SPR-A2095 - 5v Intake Valve spring / OD 20.60mm/ CB: 23.0 mm / Max lift 12.1mm / Chrome Silicon - Supertech - Audi Volkswagen

affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Supertech - Corporate Logo
ES#:
4735623
Mfg#:
SPR-A2095
In Stock
Limited Qty Sale
$12.99

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

$11.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Polyurethane Front Snub Engine Mount - Black (Track)

ES#4701656 - POW-082-85 - Polyurethane Front Snub Engine Mount - Black (Track) - Reduce driveline lash with a full polyurethane mount - Verkline - Audi Volkswagen

Reduce driveline lash with a full polyurethane mount affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Verkline - Corporate Logo
ES#:
4701656
Mfg#:
POW-082-85
In Stock at Vendor
$35.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Rebuild Kit For Billet Diverter Valve

ES#4304145 - 034-145-Z039 - Rebuild Kit For Billet Diverter Valve - Complete rebuild kit for 034MotorSport Billet Aluminum Diverter Valve - 034Motorsport - Audi Volkswagen

Complete rebuild kit for 034MotorSport Billet Aluminum Diverter Valve affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
034Motorsport - Corporate Logo
ES#:
4304145
Mfg#:
034-145-Z039
In Stock
ON SALE! SAVE 10%
$10.00

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

$9.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Billet Fuel Rail Spacer - Priced Each

ES#3524645 - 034-106-7021 - Billet Fuel Rail Spacer - Priced Each - For spacing out 1.8T and 2.7T fuel rail when using longer than stock injectors - 034Motorsport - Audi Volkswagen

For spacing out 1.8T and 2.7T fuel rail when using longer than stock injectors affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
034Motorsport - Corporate Logo
ES#:
3524645
Mfg#:
034-106-7021
Ships in 2 Business Days
ON SALE! SAVE 10%
$6.00

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

$5.40 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

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. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
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

Additional Programs And Options Software (Fully Loaded)

ES#3098218 - DPPFLUPG - Additional Programs And Options Software (Fully Loaded) - Includes valet, sport, performance, and anti-theft modes - APR - Audi Volkswagen

Includes valet, sport, performance, and anti-theft modes 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!
This upgrade must be performed at ECS Tuning's facility in Ohio.

Brand:
APR - Corporate Logo
ES#:
3098218
Mfg#:
DPPFLUPG
In Stock
$129.99 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.

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.

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