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Audi TT MKI Quattro 225HP

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Audi TT MKI Quattro 225HP Engine Parts & Accessories

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Mahle Performance Piston Set

ES#2794055 - H18TAUD287209I12 - Mahle Performance Piston Set - Includes rings, wire locks, and wrist pins - 81.5mm bore, 8.5:1 CR, 86.4mm stroke (stock) - Mahle - Audi Volkswagen

Includes rings, wire locks, and wrist pins - 81.5mm bore, 8.5:1 CR, 86.4mm stroke (stock) *For use with 20mm wrist pin connecting rods*

Brand:
Mahle - Corporate Logo
ES#:
2794055
Mfg#:
H18TAUD287209I12
Back Ordered
$955.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

A/C Pressure Safety Switch

ES#4900755 - 1K0959126E - A/C Pressure Safety Switch - Prevents excess pressure from building within the system - Meyle - Audi Volkswagen

Prevents excess pressure from building within the system 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Meyle - Corporate Logo
ES#:
4900755
Mfg#:
1K0959126E
Special Order: No Guaranteed ETA
$42.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Front Oxygen Sensor - Priced Each

ES#2834598 - 1K0998262F - Front Oxygen Sensor - Priced Each - Keep your engine running efficiently - NTK - Audi Volkswagen

Keep your engine running efficiently Engine code BEA

Brand:
NTK - Corporate Logo
ES#:
2834598
Mfg#:
1K0998262F
Back Ordered
$182.99

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

$177.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Fuel Injector O-Ring - Priced Each

ES#2696210 - 06A906149 - Fuel Injector O-Ring - Priced Each - Keep your injector from leaking (9.2x2.8) - OE Aftermarket - Audi

Keep your injector from leaking (9.2x2.8) Fits lower section of injector for AMU engine code models

Brand:
OE Aftermarket - Corporate Logo
ES#:
2696210
Mfg#:
06A906149
Back Ordered
$10.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Diverter Valve

ES#2878542 - 06A145710P - Diverter Valve - Cure the boost leak and restore power - Vaico Q+ - Audi Volkswagen

Cure the boost leak and restore power

Brand:
Vaico Q+ - Corporate Logo
ES#:
2878542
Mfg#:
06A145710P
Special Order: No Guaranteed ETA
$62.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Supertech Performance Valvetrain Upgrade Kit

This high-performance engine kit combines an upgraded dual-spring valvetrain, Inconel and nitrided valves, a top-end gasket set, and premium tri-metal race main bearings. 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
5481342
Mfg#:
SPRK-AUDI18VKT
Back Ordered
Auto Notify
$1702.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

BorgWarner EFR 6258-G Turbo - 0.80 A/R, T4 Twin Scroll

EFR delivers quick boost response, powerful performance and reliable durability - 0.80 A/R, T4 Twin Flow Flange, 49mm Compressor Inducer Dia, 62mm Compressor Wheel O.D., 58mm Turbine Wheel O.D. *To be used with custom turbocharger applications only - T4 flange manifold, custom fueling, tuning/software, and internals necessary*

Brand:
BorgWarner - Corporate Logo
ES#:
4143465
Mfg#:
11589880036
Back Ordered
22% off MSRP

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

$3723.99

This product was last offered at the strikethrough price on
08-04-2026

$2898.99 USD
This product is lifetime replacement eligible Lifetime Replacement

Turbocharger

Stock/OE replacement turbocharger, hardware not included Fits AMU engine code, for model years 2000-2002

Brand:
BorgWarner - Corporate Logo
ES#:
4381801
Mfg#:
06A145704P
Back Ordered
$1426.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Remanufactured Mass Air Flow Sensor

Price included $65 refundable core charge. 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Bosch - Corporate Logo
ES#:
4685425
Mfg#:
0986280211KT
Back Ordered
$231.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

120-Amp Alternator with Freewheel Pulley

Cure flickering lights, a dead battery, and whining engine noises with this premium replacement alternator 2X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Febi - Corporate Logo
ES#:
4342349
Mfg#:
038903018Q
Special Order: No Guaranteed ETA
$427.99 USD
This product is lifetime replacement eligible Lifetime Replacement

Crankcase Ventilation Tube

Connects to PVC tube For engine code BEA

Brand:
VNE - Corporate Logo
ES#:
4731984
Mfg#:
06A103227BH
Back Ordered
$238.99

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

$232.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat (87°C)

Prevent overheating and premature engine wear. Includes O-ring

Brand:
Vernet - Corporate Logo
ES#:
4674381
Mfg#:
050121113C
Back Ordered
$12.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Molygen New Generation Engine Oil (5w-40) - 5 Liter

ES#3246016 - 20232 - Molygen New Generation Engine Oil (5w-40) - 5 Liter - Full synthetic oil with fluorescent, friction-reducing additive! - Liqui-Moly - Audi BMW Volkswagen Mercedes Benz MINI Porsche
ECS Tuning recommends this product.

Full synthetic oil with fluorescent, friction-reducing additive! 10X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Liqui-Moly - Corporate Logo
ES#:
3246016
Mfg#:
20232
In Stock
35% off MSRP

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

$95.99

This product was last offered at the strikethrough price on
05-14-2026

$61.99 USD
Free Shipping
on orders $49 and up

Leichtlauf High Tech Engine Oil (5w-40) - 5 Liter

ES#2785255 - 2332 - Leichtlauf High Tech Engine Oil (5w-40) - 5 Liter - Ideally suited for modern gasoline and diesel engines with multi-valve and turbocharging technology - Liqui-Moly - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Ideally suited for modern gasoline and diesel engines with multi-valve and turbocharging technology 10X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Liqui-Moly - Corporate Logo
ES#:
2785255
Mfg#:
2332
In Stock
38% off MSRP

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

$97.99

This product was last offered at the strikethrough price on
08-04-2026

$60.99 USD
Free Shipping
on orders $49 and up

OBDeleven 2 PRO Pack + 100 Credits

ES#4768218 - 024871OBD08 - OBDeleven 2 PRO Pack + 100 Credits - The professional Volkswagen Group (VAG) and BMW/MINI diagnostic tool. Supported by Android and iOS mobile systems and 18x faster processor. The PRO Pack comes with the 12-month PRO Plan subscription and this package comes with 100 credits to start! - OBDeleven - Audi BMW Volkswagen MINI

The professional Volkswagen Group (VAG) and BMW/MINI diagnostic tool. Supported by Android and iOS mobile systems and 18x faster processor. The PRO Pack comes with the 12-month PRO Plan subscription and this package comes with 100 credits to start! Includes 12-month PRO Plan AND 100 credits for use with One-Click Apps! See bottom of description for info on how to redeem.

Brand:
OBDeleven - Corporate Logo
ES#:
4768218
Mfg#:
024871OBD08
In Stock
$127.99 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.

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