Call Us330-331-2003 ChatLive Chat Text Us!
0
Sales & Specials
Enter Your Vehicle
garage-red
Your Vehicle Audi TT MKI Quattro 225HP

Audi TT MKI Quattro 225HP Engine Parts & Accessories

Sort By
Filter By
Return to Top
ES#3647522 - ST-AEVI-1103SKT - Supertech Inconel Exhaust Valve Kit - Stock sized valve head diameter, single groove keeper setup for high RPM use - Includes Supertech valves, single groove keepers and IE valve seals - Assembled By ECS - Audi Volkswagen

Stock sized valve head diameter, single groove keeper setup for high RPM use - Includes Supertech valves, single groove keepers and IE valve seals affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
3647522
Mfg#:
ST-AEVI-1103SKT
Back Ordered
$519.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2917784 - DV25 - Diverter Valve - Polished - Keep your turbo boosting like it should - Euro Sport Acc - Audi Volkswagen

Keep your turbo boosting like it should affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Euro Sport Acc - Corporate Logo
ES#:
2917784
Mfg#:
DV25
Ships in 4 Business Days
$129.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#3546748 - 06A253039H - Exhaust Gasket - From manifold to turbo, for stock turbos only - Elring - Audi

From manifold to turbo, for stock turbos only 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:
Elring - Corporate Logo
ES#:
3546748
Mfg#:
06A253039H
In Stock
$12.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#261230 - 06B198480 - Timing Belt Kit - Standard - Includes the basic components to service your timing belt - Genuine Volkswagen Audi - Audi Volkswagen

Includes the basic components to service your timing belt affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
261230
Mfg#:
06B198480
Ships in 3 Business Days
$519.69

This product was last offered at the strikethrough price on
02-26-2026

$519.46 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#466261 - N0138492 - Copper Washer - priced each - Replace with every oil service to prevent leaks. M14x20x1.5 - Genuine Volkswagen Audi - Audi Volkswagen

Replace with every oil service to prevent leaks. M14x20x1.5 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
466261
Mfg#:
N0138492
In Stock
$4.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2695712 - 058198025AKT2 - Valve Cover Hardware Kit - All hardware needed for replacing valve covers - Genuine Volkswagen Audi - Audi Volkswagen

All hardware needed for replacing valve covers affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2695712
Mfg#:
058198025AKT2
In Stock
$73.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#3691741 - 6Q1723503P - Accelerator Pedal - Drive-by-wire accelerator pedal with sensors/circuits - Hella - Audi Volkswagen

Drive-by-wire accelerator pedal with sensors/circuits affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For vehicles with automatic transmission only

Brand:
Hella - Corporate Logo
ES#:
3691741
Mfg#:
6Q1723503P
Ships in 1-2 days
$176.99

This product was last offered at the strikethrough price on
05-07-2026

$171.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2794391 - IEBAVA16 - Phenolic Big Port To Small Port Adapter kit - For vehicles with small port heads and large port intake manifold - Integrated Engineering - Audi Volkswagen

For vehicles with small port heads and large port intake manifold affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 5X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Integrated Engineering - Corporate Logo
ES#:
2794391
Mfg#:
IEBAVA16
In Stock
$127.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#252559 - 06A115561B - Oil Filter - Priced Each - Replaces OEM# 06A115561B - Keep debris out of your oil and keep your engine running healthy - Bosch - Audi Volkswagen

Replaces OEM# 06A115561B - Keep debris out of your oil and keep your engine running healthy 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#:
252559
Mfg#:
06A115561B
In Stock
$9.00

This product was last offered at the strikethrough price on
04-09-2026

$7.83 USD
Free Shipping
on orders $49 and up
ES#2598768 - 078906433B - Crankshaft Position Sensor - Also known as the RPM or speed sensor - Bosch - Audi Volkswagen

Also known as the RPM or speed sensor 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!
Fits from VIN #8N-2-021 001 - split is in the 2002 model year

Brand:
Bosch - Corporate Logo
ES#:
2598768
Mfg#:
078906433B
In Stock
$68.99

This product was last offered at the strikethrough price on
12-23-2025

$56.55 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#5590 - 06A906262BB - Oxygen Sensor - Priced Each - Keep your engine running efficiently - Bosch - Audi

Keep your engine running efficiently 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!
Fits the rear position from VIN 8N-1-010101, split is in the 2001 model year

Brand:
Bosch - Corporate Logo
ES#:
5590
Mfg#:
06A906262BB
Ships in 2 Business Days
$136.99

This product was last offered at the strikethrough price on
04-09-2026

$126.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2917972 - 002236ECS03B03 - Light Weight Alternator Pulley Red Anodized - Bolt on lightweight billet aluminum pulley - ECS - Audi Volkswagen

Bolt on lightweight billet aluminum pulley affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
Vehicles with clutched alternator pulley require hardware kit - ES271279 for installation

Brand:
ECS - Corporate Logo
ES#:
2917972
Mfg#:
002236ECS03B03
In Stock
ON SALE! SAVE 40%
$93.99

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

$56.23 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#258759 - 058198217 - Cam Chain Tensioner Gasket Set - Seals the cam chain tensioner to the cylinder head - Genuine Volkswagen Audi - Audi Volkswagen

Seals the cam chain tensioner to the cylinder head affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
258759
Mfg#:
058198217
In Stock
4% off MSRP

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

$22.99

This product was last offered at the strikethrough price on
06-17-2026

$21.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#252646 - N90271604 - Allen Bolt - Priced Each - Install new hardware with your new parts. M6x22 - Genuine Volkswagen Audi - Audi Volkswagen

Install new hardware with your new parts. M6x22 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Secures air box assembly to vehicle - Two required

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
252646
Mfg#:
N90271604
In Stock
$4.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4464240 - 1.8T-TT225 - Unitronic Performance Software - Flashed @ ECS - Choose the stage that meets your power goals! - Unitronic - Audi

Choose the stage that meets your power goals! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
This tune requires the vehicle to be dropped off at ECS Tuning's facility in Ohio and picked up the next

Brand:
Unitronic - Corporate Logo
ES#:
4464240
Mfg#:
1.8T-TT225
In Stock
Starting at $500.00 USD
This product is lifetime replacement eligible Lifetime Replacement
ES#310850 - 1J0959481A - Radiator Fan Switch 95-102C - Triangular Connector - Genuine Volkswagen Audi - Audi Volkswagen

Triangular Connector affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
From the 2003 model year

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
310850
Mfg#:
1J0959481A
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.

$133.99

This product was last offered at the strikethrough price on
06-17-2026

$124.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

More About Engine Parts & Accessories

Whether you're maintaining or repairing your stock engine or looking for added horsepower, we have one of the most comprehensive inventories of engine parts and accessories for German cars. From hard engine parts like connecting rods, pistons, cylinder heads, short blocks, and engine timing parts to performance engine software upgrades; we have you covered.

ECS Tuning is not affiliated with any automobile manufacturers.
Manufacturer names and/or part numbers are used only for identification purposes.

Terms of Use Privacy Policy ECS Tuning is part of Enthusiast Auto Holdings