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Audi A3 8V FWD 1.8T

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Audi A3 8V FWD 1.8T Engine Parts & Accessories

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Quick Disconnect Coolant Flange

ES#4830958 - 5Q0122291AB - Quick Disconnect Coolant Flange - A y shaped quick disconnect that attached directly to the water pump housing - Vaico - Audi Volkswagen

A y shaped quick disconnect that attached directly to the water pump housing We Price Match - Give Us A Call or Chat!

Brand:
Vaico - Corporate Logo
ES#:
4830958
Mfg#:
5Q0122291AB
Special Order: No Guaranteed ETA
$9.16 USD
Free Shipping
on orders $49 and up

Expansion Tank Cap

ES#2815697 - 3B0121321 - Expansion Tank Cap - Keep proper pressure in your coolant system - Hamburg Tech - Audi Volkswagen

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

Brand:
Hamburg Tech - Corporate Logo
ES#:
2815697
Mfg#:
3B0121321
Ships in 1 Business Day
$7.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Valve Stem Seal - Priced Each

ES#2801000 - 036109675A - Valve Stem Seal - Priced Each - Seals the valve stem in the cylinder head. 6mm - Meistersatz - Audi Volkswagen

Seals the valve stem in the cylinder head. 6mm

Brand:
Meistersatz - Corporate Logo
ES#:
2801000
Mfg#:
036109675A
Ships in 3 Business Days
$3.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Lower Radiator/Intercooler Mount - Priced Each

Stabilizes the radiator/intercooler within the engine bay

Brand:
Burgaflex - Corporate Logo
ES#:
4349524
Mfg#:
1K0121367F
Ships in 8 Business Days
$3.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Hex Oval Head Bolt - Priced Each

ES#470631 - N90732103 - Hex Oval Head Bolt - Priced Each - 4x16 - Used in various areas on your European vehicle - Genuine Volkswagen Audi - Audi

4x16 - Used in various areas on your European vehicle Secures MAP sensor to the intake manifold

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
470631
Mfg#:
N90732103
Ships in 2 Business Days
27% off MSRP

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

$2.72

This product was last offered at the strikethrough price on
09-19-2026

$1.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Lower Radiator/Intercooler Mount - Priced Each

ES#4045306 - 1K0121367F - Lower Radiator/Intercooler Mount - Priced Each - Stabilizes the radiator/intercooler within the engine bay - Hamburg Tech - Audi Volkswagen

Stabilizes the radiator/intercooler within the engine bay We Price Match - Give Us A Call or Chat!

Brand:
Hamburg Tech - Corporate Logo
ES#:
4045306
Mfg#:
1K0121367F
In Stock
Limited Qty Sale
$3.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Hex/Allen Bolt - Priced Each

ES#471296 - N90956402 - Hex/Allen Bolt - Priced Each - Install new hardware with your new parts. M10x45 - Genuine Volkswagen Audi - Audi Volkswagen

Install new hardware with your new parts. M10x45 Secures the starter to the transmission

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
471296
Mfg#:
N90956402
Ships in 2 Business Days
13% off MSRP

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

$1.14

This product was last offered at the strikethrough price on
09-19-2026

$0.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

2-Pin Connector - Priced Each

ES#1271503 - 8K0971921E - 2-Pin Connector - Priced Each - Replace a broken connector to restore function - Genuine Volkswagen Audi - Audi

Replace a broken connector to restore function

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
1271503
Mfg#:
8K0971921E
In Stock
$2.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

O-Ring - 5.28x1.78

ES#2737964 - WHT007316 - O-Ring - 5.28x1.78 - Smaller o-ring used towards the base of the oil spray nozzle control valve - Genuine Volkswagen Audi - Audi

Smaller o-ring used towards the base of the oil spray nozzle control valve

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2737964
Mfg#:
WHT007316
Ships in 2 Business Days
$2.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

O-Ring - Priced Each

ES#2737438 - WHT007317 - O-Ring - Priced Each - 7.5x1.5 - Larger o-ring used towards the tip of the oil spray nozzle control valve - Genuine Volkswagen Audi - Audi

7.5x1.5 - Larger o-ring used towards the tip of the oil spray nozzle control valve

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2737438
Mfg#:
WHT007317
Ships in 2 Business Days
$2.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Double Stud Bolt - Priced Each

ES#2583416 - N91191701 - Double Stud Bolt - Priced Each - Install new hardware with your new parts. M10x40/M8x16 - Genuine Volkswagen Audi - Audi

Install new hardware with your new parts. M10x40/M8x16 Secures the starter to the transmission

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2583416
Mfg#:
N91191701
In Stock
$1.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Washer - Priced Each

ES#472642 - WHT002057 - Washer - Priced Each - Concave washer in between the taper roller bearing and the output shaft - Genuine Volkswagen Audi - Audi

Concave washer in between the taper roller bearing and the output shaft

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
472642
Mfg#:
WHT002057
Ships in 2 Business Days
$1.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Performance Software For IS20 Turbo Upgrade

ES#3411790 - 18TIS20KT1 - Performance Software For IS20 Turbo Upgrade - For customers WITHOUT APR Stage 1, moving to the IS20 turbocharger upgrade - APR - Audi Volkswagen

For customers WITHOUT APR Stage 1, moving to the IS20 turbocharger upgrade Call In Or Chat For Best Price!
This upgrade must be performed at ECS Tuning's facility in Ohio.

Brand:
APR - Corporate Logo
ES#:
3411790
Mfg#:
18TIS20KT1
In Stock
$849.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Performance Software For IS20 Turbo Upgrade

ES#3411789 - 18TIS20KT - Performance Software For IS20 Turbo Upgrade - For customers WITH APR Stage 1, moving to the IS20 turbocharger upgrade. - APR - Audi Volkswagen

For customers WITH APR Stage 1, moving to the IS20 turbocharger upgrade. Call In Or Chat For Best Price!
This upgrade must be performed at ECS Tuning's facility in Ohio.

Brand:
APR - Corporate Logo
ES#:
3411789
Mfg#:
18TIS20KT
In Stock
$249.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Performance Software For IS38 Turbo Upgrade

ES#3411788 - 18TIS38KT1 - Performance Software For IS38 Turbo Upgrade - For customers WITHOUT APR Stage 1, moving to the IS38 turbocharger upgrade. - APR - Audi Volkswagen

For customers WITHOUT APR Stage 1, moving to the IS38 turbocharger upgrade. Call In Or Chat For Best Price!
This upgrade must be performed at ECS Tuning's facility in Ohio.

Brand:
APR - Corporate Logo
ES#:
3411788
Mfg#:
18TIS38KT1
In Stock
$749.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

IE Stage 2 ECU Tune With POWERlink Cable

ES#5504911 - IESOVN42 - IE Stage 2 ECU Tune With POWERlink Cable - Maximize your airflow and unlock aggressive performancecomplete with optional motorsport-inspired exhaust crackles. - Integrated Engineering - Audi Volkswagen

Maximize your airflow and unlock aggressive performance—complete with optional motorsport-inspired exhaust crackles. Buy Integrated Engineering Software from 9/3/26 - 9/30/26 for a chance to win your Software for FREE!

Brand:
Integrated Engineering - Corporate Logo
ES#:
5504911
Mfg#:
IESOVN42
In Stock
Starting at $184.99 USD
Customize
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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