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Audi A3 Engine Parts & Accessories

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Truck Series Diesel Performance and Protectant - 500ml / 16.9oz

ES#3999012 - 20254 - Truck Series Diesel Performance and Protectant - 500ml / 16.9oz - Boost your cetane/performance and keep your injection system protected from today's pump fuel - Treats up to 25 Gallons of Diesel - Liqui-Moly - Audi BMW Volkswagen Mercedes Benz Porsche

Boost your cetane/performance and keep your injection system protected from today's pump fuel - Treats up to 25 Gallons of Diesel 10X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!

Brand:
Liqui-Moly - Corporate Logo
ES#:
3999012
Mfg#:
20254
In Stock
$12.79

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

$12.49 USD
Free Shipping
on orders $49 and up

Intercooler

ES#3182111 - 1K0145803CD - Intercooler - Replacement intercooler for your 2.0T - Genuine Volkswagen Audi - Audi Volkswagen

Replacement intercooler for your 2.0T

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
3182111
Mfg#:
1K0145803CD
Ships in 4 Business Days
11% off MSRP

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

$629.99

This product was last offered at the strikethrough price on
08-31-2026

$561.99 USD
This product is lifetime replacement eligible Lifetime Replacement

Timing Cover Gasket

ES#280367 - 06D103121B - Timing Cover Gasket - Located on rear housing of cylinder head - Genuine Volkswagen Audi - Audi Volkswagen

Located on rear housing of cylinder head For vehicles with FSI engines only

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
280367
Mfg#:
06D103121B
Ships in 2 Business Days
26% 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
10-10-2026

$16.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oil Filter - Pack Of 10

ES#3183521 - 06D115562.10KT - Oil Filter - Pack Of 10 - Stock up for future maintenance! - OSSCA - Audi Volkswagen

Stock up for future maintenance!

Brand:
OSSCA - Corporate Logo
ES#:
3183521
Mfg#:
06D115562.10KT
Back Ordered
$559.99 USD
Free Shipping

K04 Performance Software (New APR Customers) - With Program Switching (Fully Loaded)

ES#3659524 - dpp20tk04psKT - K04 Performance Software (New APR Customers) - With Program Switching (Fully Loaded) - Required software to properly upgrade to a K04 turbocharger - APR - Audi Volkswagen

Required software to properly upgrade to a K04 turbocharger Call In Or Chat For Best Price!
This upgrade must be performed at ECS Tuning's facility in Ohio.
This upgrade can only be performed with the car present at our facility.

Brand:
APR - Corporate Logo
ES#:
3659524
Mfg#:
DPP20TK04PSKT
In Stock
ON SALE! SAVE 20%
$699.90

This product was last offered at the strikethrough price on
09-28-2026

$559.92 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Cylinder Head Bolt - Priced Each

ES#3471593 - WHT005305B - Cylinder Head Bolt - Priced Each - 10 per cylinder head - Genuine Volkswagen Audi - Audi Volkswagen

10 per cylinder head

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
3471593
Mfg#:
WHT005305B
In Stock
13% off MSRP

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

$5.20

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

$4.50 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Turbo Oil Return Pipe

ES#5341202 - 06H145735G - Turbo Oil Return Pipe - Returns oil from the turbocharger to the oil pan - Bremmen Parts - Audi Volkswagen

Returns oil from the turbocharger to the oil pan 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Bremmen Parts - Corporate Logo
ES#:
5341202
Mfg#:
06H145735G
In Stock
ON SALE! SAVE 23%
$180.99

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

$138.99 USD
Free Shipping
on orders $49 and up

IE Stage 1 ECU Tune With POWERlink Cable

ES#5504710 - IESOVT11 - IE Stage 1 ECU Tune With POWERlink Cable - Gains of up to 51hp and 67tq depending on fuel type. - Integrated Engineering - Audi Volkswagen

Gains of up to 51hp and 67tq depending on fuel type. For vehicles with TSI engines only

Brand:
Integrated Engineering - Corporate Logo
ES#:
5504710
Mfg#:
IESOVT11
In Stock
Starting at $184.99 USD
Customize
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Mass Air Flow Sensor (MAF)

ES#2702233 - 03G906461C - Mass Air Flow Sensor (MAF) - Improve your fuel economy and restore performance with a new MAF - Bosch - Audi Volkswagen

Improve your fuel economy and restore performance with a new MAF We Price Match - Give Us A Call or Chat!

Brand:
Bosch - Corporate Logo
ES#:
2702233
Mfg#:
03G906461C
In Stock
$155.99

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

$110.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Cabin And Engine Air Filter Kit

ES#4839721 - MQBAFS4KT - Cabin And Engine Air Filter Kit - Keep you and your vehicle breathing Fresh, Clean Air! - K&N - Audi Volkswagen

Keep you and your vehicle breathing Fresh, Clean Air!

Brand:
K&N - Corporate Logo
ES#:
4839721
Mfg#:
MQBAFS4KT
In Stock
$120.99

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

$110.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Ultimate Oil Catch Can System

ES#2954083 - MS100100 - Ultimate Oil Catch Can System - Necessary components to add a catch can system on your MQB EA888 1.8T/2.0T - APR - Audi Volkswagen

Necessary components to add a catch can system on your MQB EA888 1.8T/2.0T Call In Or Chat For Best Price!

The APR Oil Catch Can system requires APR Carbon Fiber Intake System CI100033 for installation

Brand:
APR - Corporate Logo
ES#:
2954083
Mfg#:
MS100100
Ships in 5 Business Days
ON SALE! SAVE 10%
$614.99

This product was last offered at the strikethrough price on
09-28-2026

$553.46 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Crankshaft Bolt for main bearing pedestal

ES#2872954 - N90066601 - Crankshaft Bolt for main bearing pedestal - Febi - Audi Volkswagen

We Price Match - Give Us A Call or Chat!

Brand:
Febi - Corporate Logo
ES#:
2872954
Mfg#:
N90066601
In Stock
$2.91 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

High-Flow Turbo Inlet Hose - Red

ES#3146121 - VWR12G7R600ITRED - High-Flow Turbo Inlet Hose - Red - Improve throttle response and power - Racingline - Audi Volkswagen

Improve throttle response and power

Brand:
Racingline - Corporate Logo
ES#:
3146121
Mfg#:
VWR12G7R600ITRED
Back Ordered
$137.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Spark Plugs - Set Of Four

ES#5457385 - 06k905601mmKT - Spark Plugs - Set Of Four - Keep your engine running strong - Denso - Audi Volkswagen

Keep your engine running strong

Brand:
Denso - Corporate Logo
ES#:
5457385
Mfg#:
06K905601MMKT
In Stock
$76.99

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

$68.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Oil Cooler O-Ring

ES#261000 - 038117070A - Oil Cooler O-Ring - Seals the connection between the oil cooler and the filter adapter. 59x5 - Genuine Volkswagen Audi - Audi Volkswagen

Seals the connection between the oil cooler and the filter adapter. 59x5

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
261000
Mfg#:
038117070A
In Stock
11% off MSRP

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

$11.54

This product was last offered at the strikethrough price on
05-12-2026

$10.22 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Unitronic Performance Software - Stage 1+

ES#4368654 - 18TSI-IS12-1+ - Unitronic Performance Software - Stage 1+ - Gain up to 84 horsepower and 108 lb-ft of torque on 93 Octane - Unitronic - Audi Volkswagen

Gain up to 84 horsepower and 108 lb-ft of torque on 93 Octane 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#:
4368654
Mfg#:
18TSI-IS12-1+
In Stock
ON SALE! SAVE 21%
$700.00

This product was last offered at the strikethrough price on
09-28-2026

$550.00 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.

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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