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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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Porsche 911 Oil Cap

ES#3516769 - 9P1115423A - Porsche 911 Oil Cap - Black and satin aluminum colored valve cover mounted oil cap from the Porsche 991 - Genuine Porsche - Audi Volkswagen Porsche

Black and satin aluminum colored valve cover mounted oil cap from the Porsche 991

Brand:
Genuine Porsche - Corporate Logo
ES#:
3516769
Mfg#:
9P1115423A
In Stock
$81.05

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

$77.84 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Coolant Expansion Tank Cap

ES#4858532 - 2Q0121321A - Coolant Expansion Tank Cap - Keep proper pressure in your coolant system - Bremmen Parts - Audi Volkswagen Porsche

Keep proper pressure in your coolant system 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Bremmen Parts - Corporate Logo
ES#:
4858532
Mfg#:
2Q0121321A
In Stock
ON SALE! SAVE 31%
$15.99

This product was last offered at the strikethrough price on
10-18-2026

$10.99 USD
Free Shipping
on orders $49 and up

Genuine Timing Belt Kit - Ultimate Plus

ES#261237 - 06B198451 V2 - Genuine Timing Belt Kit - Ultimate Plus - Complete your timing service with all OEM parts. - Assembled By ECS - Audi Volkswagen

Complete your timing service with all OEM parts. 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Assembled By ECS - Corporate Logo
ES#:
261237
Mfg#:
06B198451 V2
Back Ordered
$1048.99

This product was last offered at the strikethrough price on
07-26-2026

$1009.99 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Rear Crankshaft Seal - With Flange

ES#2812994 - 06A103171A - Rear Crankshaft Seal - With Flange - Also referred to as the rear main seal - Hamburg Tech - Audi Volkswagen

Also referred to as the rear main seal We Price Match - Give Us A Call or Chat!

Brand:
Hamburg Tech - Corporate Logo
ES#:
2812994
Mfg#:
06A103171A
In Stock
$27.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat (87°C)

ES#1306802 - 050121113C - Thermostat (87C) - Prevent overheating and premature engine wear. Includes O-ring - Vemo - Audi Volkswagen

Prevent overheating and premature engine wear. Includes O-ring

Brand:
Vemo - Corporate Logo
ES#:
1306802
Mfg#:
050121113C
In Stock
$18.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Thermostat - 80°C

ES#2713078 - 075121113D - Thermostat - 80C - Includes sealing O-Ring - Vemo - Audi Volkswagen

Includes sealing O-Ring

Brand:
Vemo - Corporate Logo
ES#:
2713078
Mfg#:
075121113D
Ships in 1 Business Day
$17.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Expansion Tank Replacement Kit - Complete Assembly

ES#2575924 - 1J01000-1 - Expansion Tank Replacement Kit - Complete Assembly - Clean up your engine bay or replace your cracked unit with a new coolant expansion tank replacement kit. - Assembled By ECS - Audi Volkswagen

Clean up your engine bay or replace your cracked unit with a new coolant expansion tank replacement kit. 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Assembled By ECS - Corporate Logo
ES#:
2575924
Mfg#:
1J01000-1
Ships on Feb 24, 2027
ON SALE! SAVE 24%
$26.99

This product was last offered at the strikethrough price on
06-22-2026

$20.59 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial Replacement

APR Ignition Coil - Priced Each

ES#5471014 - MS100266 - APR Ignition Coil - Priced Each - APR performance ignition coils, offering up to 10% more energy output than stock for a stronger, more reliable spark. - APR - Audi Volkswagen

APR performance ignition coils, offering up to 10% more energy output than stock for a stronger, more reliable spark. Call In Or Chat For Best Price!

Brand:
APR - Corporate Logo
ES#:
5471014
Mfg#:
MS100266
In Stock
$33.69 USD
Free Shipping

Secondary Air Injection Pump

ES#1844013 - 078906601M - Secondary Air Injection Pump - Keep your engine running efficiently - Pierburg - Audi Volkswagen

Keep your engine running efficiently

Brand:
Pierburg - Corporate Logo
ES#:
1844013
Mfg#:
078906601M
Ships in 1 Business Day
$484.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Impulse Rotor

ES#4135797 - 050105189K - Impulse Rotor - Used by the crankshaft position sensor - Genuine Volkswagen Audi - Audi Volkswagen

Used by the crankshaft position sensor

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
4135797
Mfg#:
050105189K
In Stock
9% off MSRP

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

$104.99

This product was last offered at the strikethrough price on
10-05-2026

$95.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oil Filter - Priced Each

ES#2158199 - 06A115561B - Oil Filter - Priced Each - Replaces OEM# 06A115561B German quality for your Volkswagen - Hengst - Audi Volkswagen
ECS Tuning recommends this product.

Replaces OEM# 06A115561B German quality for your Volkswagen 5X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat! Hengst is our preferred OEM filtration supplier!

Brand:
Hengst - Corporate Logo
ES#:
2158199
Mfg#:
06A115561B
In Stock
$11.39

This product was last offered at the strikethrough price on
06-10-2026

$9.49 USD
Free Shipping
on orders $49 and up

Timing Belt Kit - Ultimate

ES#261236 - 06B198450 V2 - Timing Belt Kit - Ultimate - Complete kit to service your timing belt, water pump, and thermostat. - Assembled By ECS - Audi Volkswagen

Complete kit to service your timing belt, water pump, and thermostat. 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Assembled By ECS - Corporate Logo
ES#:
261236
Mfg#:
06B198450 V2
Back Ordered
ON SALE!
$986.99

This product was last offered at the strikethrough price on
07-26-2026

$923.10 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Coolant Temperature Sensor

ES#4818427 - 059919501A - Coolant Temperature Sensor - Green coolant temp sensor, located commonly in the cooling flange near the head - Bremmen Parts - Audi Volkswagen

Green coolant temp sensor, located commonly in the cooling flange near the head 10X Entries Into Our F80 M3 Sweepstakes

From VIN 8N-Y-015001, split is in the 2000 model year

Brand:
Bremmen Parts - Corporate Logo
ES#:
4818427
Mfg#:
059919501A
In Stock
ON SALE! SAVE 23%
$12.99

This product was last offered at the strikethrough price on
10-18-2026

$9.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Ferrea Valve Spring/Retainer Kit

ES#2794009 - FER18tSRKIT - Ferrea Valve Spring/Retainer Kit - Complete set of Ferrea high performance valve springs, and titanium retainers - Integrated Engineering - Audi Volkswagen

Complete set of Ferrea high performance valve springs, and titanium retainers

Brand:
Integrated Engineering - Corporate Logo
ES#:
2794009
Mfg#:
FER18TSRKIT
Back Ordered
$939.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

IE Recirculating Billet Catch Can

ES#2794189 - IEDIYUU17 - IE Recirculating Billet Catch Can - Prevent crankcase oil fumes from filling your intake piping, turbo piping, intercooler, intake manifold, and breather system - Integrated Engineering - Audi Volkswagen

Prevent crankcase oil fumes from filling your intake piping, turbo piping, intercooler, intake manifold, and breather system *Universal Fitment - Custom Install Required - Does not include fittings, adapters, or hose ends*

Brand:
Integrated Engineering - Corporate Logo
ES#:
2794189
Mfg#:
IEDIYUU17
In Stock
$186.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Expansion Tank Cap

ES#10026 - 3B0121321 - Expansion Tank Cap - Keep proper pressure in your coolant system - Vaico - Audi Volkswagen Porsche

Keep proper pressure in your coolant system We Price Match - Give Us A Call or Chat!

Brand:
Vaico - Corporate Logo
ES#:
10026
Mfg#:
3B0121321
Ships in 1 Business Day
$16.99 USD
Free Shipping
on orders $49 and up
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.

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