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Audi Performance Engine Parts

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Atmospheric Diverter Valve Spacer - Gold

ES#5457768 - 021828ECS01-05 - Atmospheric Diverter Valve Spacer - Gold - Limited Edition - Individually Numbered - ECS - Audi Volkswagen

Limited Edition - Individually Numbered affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
5457768
Mfg#:
021828ECS01-05
In Stock
Limited Qty Sale
$84.99

This product was last offered at the strikethrough price on
07-02-2026

$66.99 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 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Supertech - Corporate Logo
ES#:
2569983
Mfg#:
VWIVN-1002S
Ships in 2 Business Days
$173.99

This product was last offered at the strikethrough price on
02-09-2026

$29.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Silicone Throttle Body Boot - Black

ES#2864571 - 034-112-6007-BLA - Silicone Throttle Body Boot - Black - Replaces the troublesome and weak "Y" boot - Includes clamps - 034Motorsport - Audi

Replaces the troublesome and weak "Y" boot - Includes clamps affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
034Motorsport - Corporate Logo
ES#:
2864571
Mfg#:
034-112-6007-BLA
In Stock
ON SALE! SAVE 10%
$107.00

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

$96.30 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Bosch 044 High Flow Fuel Pump - 270 LPH

ES#514125 - 0580254044 - Bosch 044 High Flow Fuel Pump - 270 LPH - Great for when more fuel is needed in a custom fueling application - Bosch - 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 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Bosch - Corporate Logo
ES#:
514125
Mfg#:
0580254044
In Stock
$230.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

APR Catback Exhaust System - Without Center Resonator

ES#3979040 - CBK0010 - APR Catback Exhaust System - Without Center Resonator - T304 stainless-steel with Dual 2.75" to quad 2.5" mandrel-bent brushed tubing - Smooth your exhaust note to a deep growl, without adding restrictions! - APR - Audi

T304 stainless-steel with Dual 2.75" to quad 2.5" mandrel-bent brushed tubing - Smooth your exhaust note to a deep growl, without adding restrictions! 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!

Brand:
APR - Corporate Logo
ES#:
3979040
Mfg#:
CBK0010
Back Ordered
11% off MSRP

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

$3881.99

This product was last offered at the strikethrough price on
07-12-2026

$3449.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

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 Mercedes Benz MINI Porsche

Swappable swirl generators for 250/500/1000cc configurations! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

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
07-12-2026

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

Cat-Back Exhaust System

ES#3175519 - 252561M - Cat-Back Exhaust System - 2.5" T-304 Stainless Steel exhaust system with dual tip Magnaflow muffler - Techtonics Tuning - Audi

2.5" T-304 Stainless Steel exhaust system with dual tip Magnaflow muffler affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For use with factory downpipe

Brand:
Techtonics Tuning - Corporate Logo
ES#:
3175519
Mfg#:
252561M
Ships in 4 Business Days
$687.99 USD

Atmospheric Diverter Valve Spacer - Gold

ES#5457770 - 025254ECS01-05 - Atmospheric Diverter Valve Spacer - Gold - Limited Edition - Individually Numbered - ECS - Audi Volkswagen

Limited Edition - Individually Numbered affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
5457770
Mfg#:
025254ECS01-05
In Stock
Limited Qty Sale
$84.99

This product was last offered at the strikethrough price on
07-02-2026

$65.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

High Flow Water-Methanol Solenoid Upgrade - Quick-Connect Fittings

ES#4147674 - SN0-40060 - High Flow Water-Methanol Solenoid Upgrade - Quick-Connect Fittings - Robust protection for your WMI installation to ensure peace of mind - SnowPerformance - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Robust protection for your WMI installation to ensure peace of mind affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
SnowPerformance - Corporate Logo
ES#:
4147674
Mfg#:
SN0-40060
In Stock
$73.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Upgraded Intercooler Kit

ES#3569343 - 200001006KT - Upgraded Intercooler Kit - Bigger intercoolers with carbon air ducts - Wagner Tuning - Audi

Bigger intercoolers with carbon air ducts affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Wagner Tuning - Corporate Logo
ES#:
3569343
Mfg#:
200001006KT
In Stock
$1140.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Forge Electronic Atmospheric Dump Valve (E-DV) - Audi B9 A4 2.0T / S4 3.0T / VW MK8 2.0T

ES#5375303 - FMEDV106A - Forge Electronic Atmospheric Dump Valve (E-DV) - Audi B9 A4 2.0T / S4 3.0T / VW MK8 2.0T - Next generation electronically actuated diverter valve engineered for modern turbo engines with a true plug-and-play design! - Forge - Audi Volkswagen

Next generation electronically actuated diverter valve engineered for modern turbo engines with a true plug-and-play design! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Forge - Corporate Logo
ES#:
5375303
Mfg#:
FMEDV106A
Ships on Jul 29, 2026
Auto Notify
ON SALE! SAVE 10%
$379.99

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

$341.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Semi-Resonated (Road+) Cat-Back Exhaust System

ES#4623299 - B9RS5SBSEMI - Semi-Resonated (Road+) Cat-Back Exhaust System - An entire system from the cat back for a full sound overhaul! - Milltek Sport - Audi

An entire system from the cat back for a full sound overhaul! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For Sportback Models Only

Brand:
Milltek Sport - Corporate Logo
ES#:
4623299
Mfg#:
B9RS5SBSEMI
Ships in 3 Business Days
ON SALE!
Starting at $3399.39 USD
Customize
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Weistec Audi / Porsche VAG EA839 2.9T W.3 Turbo Upgrade

ES#4715591 - 01-839-02111-6 - Weistec Audi / Porsche VAG EA839 2.9T W.3 Turbo Upgrade - +130 HP, and +114lb-ft TQ. 100% Bolt-on installation / Upgrade. You are required to ship Weistec your OE turbochargers as a core / to be upgraded. - Weistec - Audi Porsche

+130 HP, and +114lb-ft TQ. 100% Bolt-on installation / Upgrade. You are required to ship Weistec your OE turbochargers as a core / to be upgraded. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
You are required to ship Weistec your OE turbochargers as a core.

Brand:
Weistec - Corporate Logo
ES#:
4715591
Mfg#:
01-839-02111-6
Ships in 1 Business Day
$3399.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Audi B9 S4/S5 3.0T Kohlefaser Luft-Technik Intake System

ES#3545247 - 023796ECS04 - Audi B9 S4/S5 3.0T Kohlefaser Luft-Technik Intake System - Enhance your engine's performance with gains up to 16 Wheel Horsepower and 15 foot pounds of torque with our ECS Carbon Fiber Cold Air Intake - ECS - Audi

Enhance your engine's performance with gains up to 16 Wheel Horsepower and 15 foot pounds of torque with our ECS Carbon Fiber Cold Air Intake affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
3545247
Mfg#:
023796ECS04
In Stock
ON SALE! SAVE 15%
$998.99

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

$849.14 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

JHM Exhaust Headers With Cats

For Manual Transmissions - Comes with cats and 2.5" cat back affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
JH Motorsports - Corporate Logo
ES#:
5376133
Mfg#:
JHM-B6S-LTHM
Ships in 10 Business Days
$3386.99 USD
Free Shipping
on orders $49 and up

Cat-Back Exhaust System - Resonated With Valves

ES#3499447 - SSXAU707 - Cat-Back Exhaust System - Resonated With Valves - 2.50" stainless steel with quad GT-100 Cerakote black tips - Milltek Sport - Audi

2.50" stainless steel with quad GT-100 Cerakote black tips affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Fits models with factory rear sports differential

Brand:
Milltek Sport - Corporate Logo
ES#:
3499447
Mfg#:
SSXAU707
Ships in 3 Business Days
ON SALE! SAVE 10%
$3752.99

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

$3377.24 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.

Other Audi Performance Engine Parts

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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