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Audi A3 Engine Parts & Accessories

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ES#3514690 - 2032KT - Pro-Line Diesel Cleaner - 500mL - Cleans the injection system and combustion chamber while increasing cetane number - Liqui-Moly - Audi BMW Volkswagen Mercedes Benz Porsche

Cleans the injection system and combustion chamber while increasing cetane number affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
Liqui-Moly - Corporate Logo
ES#:
3514690
Mfg#:
2032KT
In Stock
$16.19 USD
Free Shipping
on orders $49 and up
ES#4362282 - UH002-INA - Cold Air Intake System - 2.0 TFSI Cold Air Intake System - Unitronic - Audi Volkswagen

2.0 TFSI Cold Air Intake System affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For TFSI models only

Brand:
Unitronic - Corporate Logo
ES#:
4362282
Mfg#:
UH002-INA
Back Ordered
Auto Notify
$415.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#2864670 - 004136ecs02 - PCV / Intake Block Off Cap - Used to plug the PCV or intake manifold side port on TSI or FSI engines - ECS - Audi Volkswagen

Used to plug the PCV or intake manifold side port on TSI or FSI engines affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
2864670
Mfg#:
004136ECS02
In Stock
ON SALE! SAVE 30%
$75.99

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

$53.09 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4465497 - IEINUU2 - IE Harsh Climate 5" Oiled Filter & Sock Kit - Direct replacement filter for all popular IE air intake kits with a 5" velocity stack. - Integrated Engineering - Audi Volkswagen

Direct replacement filter for all popular IE air intake kits with a 5" velocity stack. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 5X Entries For Our 25th Anniversary Sweepstakes!
For vehicles that already have an IE intake

Brand:
Integrated Engineering - Corporate Logo
ES#:
4465497
Mfg#:
IEINUU2
In Stock
$76.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4028087 - 06H121131C -  Aluminum Water Pump Union - With Seals - Featuring HD aluminum construction, offering a more robust design - Connection point between the oil cooler and the water pump assembly, includes o-rings - URO Premium - Audi Volkswagen

Featuring HD aluminum construction, offering a more robust design - Connection point between the oil cooler and the water pump assembly, includes o-rings affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
URO Premium - Corporate Logo
ES#:
4028087
Mfg#:
06H121131C
In Stock
$9.19 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4739 - 06D115562 - Oil Filter - Priced Each - Replaces OEM# 06D115562 - Keep your oil clean and your engine running like new - Mann - Audi Volkswagen

Replaces OEM# 06D115562 - Keep your oil clean and your engine running like new affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For vehicles with FSI engines only

Brand:
Mann - Corporate Logo
ES#:
4739
Mfg#:
06D115562
In Stock
$16.79

This product was last offered at the strikethrough price on
05-22-2026

$12.99 USD
Free Shipping
on orders $49 and up
ES#4765649 - 06J121026BHKT - Water Pump Kit - Includes a new water pump, belt, thermostat/housing, aluminum union piece & hardware - Genuine Volkswagen Audi - Audi Volkswagen

Includes a new water pump, belt, thermostat/housing, aluminum union piece & hardware affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For models WITH electrical connection on pump inlet (please inspect prior to ordering).

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
4765649
Mfg#:
06J121026BHKT
Ships in 1-2 days
$411.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2997003 - 02M911023G - Starter - Turns your engine over to get it started - Valeo - Audi Volkswagen

Turns your engine over to get it started affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
Valeo - Corporate Logo
ES#:
2997003
Mfg#:
02M911023G
In Stock
$391.99

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

$282.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#3437410 - 03L103171A - Rear Crankshaft Seal - Also referred to as the rear main seal - Corteco - Audi Volkswagen

Also referred to as the rear main seal affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Corteco - Corporate Logo
ES#:
3437410
Mfg#:
03L103171A
In Stock
$109.99

This product was last offered at the strikethrough price on
04-28-2026

$72.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4381815 - 20FSI-UC - Unitronic Performance Software - With UniCONNECT+ Cable - Choose the stage that meets your power goals! - Unitronic - Audi Volkswagen

Choose the stage that meets your power goals! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For vehicles with FSI engines only.

Brand:
Unitronic - Corporate Logo
ES#:
4381815
Mfg#:
20FSI-UC
In Stock
ON SALE!
Starting at $564.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#3476219 - MAHFSI197800168 - Mahle PowerPak Piston Set - 83mm Bore - Forged alloy pistons - 83mm Bore (+.5mm overbore), 20mm wrist pins, 9.25:1 compression ratio - Integrated Engineering - Audi Volkswagen

Forged alloy pistons - 83mm Bore (+.5mm overbore), 20mm wrist pins, 9.25:1 compression ratio affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 5X Entries For Our 25th Anniversary Sweepstakes!

For vehicles with FSI engines only

Brand:
Integrated Engineering - Corporate Logo
ES#:
3476219
Mfg#:
MAHFSI197800168
Ships in 3 Business Days
$899.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#3659977 - 329244 - JE Performance Forged Piston Set  - Includes rings, wire locks, and 21mm wrist pins - 82.5mm bore (stock), 9.6:1 CR, 92.8mm stroke (stock) - JE Piston - Audi Volkswagen

Includes rings, wire locks, and 21mm wrist pins - 82.5mm bore (stock), 9.6:1 CR, 92.8mm stroke (stock) affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
To be used with connecting rods that accept 21mm wrist pins

Brand:
JE Piston - Corporate Logo
ES#:
3659977
Mfg#:
329244
Back Ordered
$899.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4147925 - 06H103495ACKIT - Oil Separator/PCV Emissions Service Kit - Everything you need to replace a faulty PCV or to perform some preventative maintenance - Vaico - Audi Volkswagen

Everything you need to replace a faulty PCV or to perform some preventative maintenance affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
Vaico - Corporate Logo
ES#:
4147925
Mfg#:
06H103495ACKIT
In Stock at Vendor
$257.99

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

$249.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4661027 - 6PK1120 - Performance Kevlar Reinforced Accessory Belt 06J260849D - Our Red Kevlar accessory Belts are both an aesthetic improvement and a performance alternative to a traditional belt. - ECS - Audi Volkswagen
ECS Tuning recommends this product.

Our Red Kevlar accessory Belts are both an aesthetic improvement and a performance alternative to a traditional belt. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

For vehicles with TSI engines only

Brand:
ECS - Corporate Logo
ES#:
4661027
Mfg#:
6PK1120
In Stock
$32.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#3690239 - 06h103495akt4KT - Pressure Control Valve (PCV) Kit - Also called the "breather valve" or "oil separator". Located on top of the valve cover. - Assembled By ECS - Audi

Also called the "breather valve" or "oil separator". Located on top of the valve cover. 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#:
3690239
Mfg#:
06H103495AKT4KT
In Stock
ON SALE! SAVE 24%
$108.99

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

$82.88 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2827092 - 06F103265B - FSI Cylinder Head - Complete - 100% new cylinder head for your 2.0T FSI, complete with valves, springs, and camshafts - AMC - Audi Volkswagen

100% new cylinder head for your 2.0T FSI, complete with valves, springs, and camshafts affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For vehicles with FSI engine only

Brand:
AMC - Corporate Logo
ES#:
2827092
Mfg#:
06F103265B
Ships on Jul 16, 2026
$2236.99 USD
Free Shipping

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

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