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Audi A3 Engine Parts & Accessories

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Cabin And Engine Air Filter Kit

ES#4839720 - MQBAFS3KT - Cabin And Engine Air Filter Kit - Keep you and your vehicle breathing Fresh, Clean Air! - Mann - Audi Volkswagen

Keep you and your vehicle breathing Fresh, Clean Air! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Mann - Corporate Logo
ES#:
4839720
Mfg#:
MQBAFS3KT
In Stock at Vendor
$46.99

This product was last offered at the strikethrough price on
02-07-2026

$41.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Performance Fuel Pumps - Stage 2 - FWD

ES#4447586 - 601-0142 - Performance Fuel Pumps - Stage 2 - FWD - Features a single Walbro 450 that supports up to 500whp - Precision Raceworks - Audi Volkswagen

Features a single Walbro 450 that supports up to 500whp affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Precision Raceworks - Corporate Logo
ES#:
4447586
Mfg#:
601-0142
Ships in 9 Business Days
$574.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

IS12 Turbocharger With Installation Kit

ES#5470337 - 06K145713LKT1 - IS12 Turbocharger With Installation Kit - Complete turbo assembly with hardware and gaskets needed for install - Assembled By ECS - Audi Volkswagen

Complete turbo assembly with hardware and gaskets needed for install 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#:
5470337
Mfg#:
06K145713LKT1
In Stock
$1723.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Unitronic Performance Software - Stage 2+ IS38 - With UniCONNECT+ Cable & DSG Software

ES#4369230 - 18TSI-IS38-2+D-U - Unitronic Performance Software - Stage 2+ IS38 - With UniCONNECT+ Cable & DSG Software - Gain up to 182 horsepower and 139 lb-ft of torque on 93 Octane - Unitronic - Audi Volkswagen

Gain up to 182 horsepower and 139 lb-ft of torque on 93 Octane affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
This tune can be performed at home with the included UniCONNECT+ cable. Only available for purchase in th
Requires IS38 Turbo Upgrade in addition to other hardware upgrades. Please see description for details.

Brand:
Unitronic - Corporate Logo
ES#:
4369230
Mfg#:
18TSI-IS38-2+D-U
In Stock
$1714.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

N205 Valve

ES#4818476 - 06H109257A - N205 Valve - Valve that controls cam adjustment - Bremmen Parts - Audi Volkswagen

Valve that controls cam adjustment affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

For vehicles with TSI engine only

Brand:
Bremmen Parts - Corporate Logo
ES#:
4818476
Mfg#:
06H109257A
In Stock
ON SALE! SAVE 17%
$36.99

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

$30.59 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

4-Pin Electrical Connector - WIth Wiring Pigtail

ES#4766172 - 1J0973724 - 4-Pin Electrical Connector - WIth Wiring Pigtail - Used in various locations on many vehicles. No more re-pinning connectors - connect to your existing wiring. - Bremmen Parts - Audi Volkswagen

Used in various locations on many vehicles. No more re-pinning connectors - connect to your existing wiring. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Bremmen Parts - Corporate Logo
ES#:
4766172
Mfg#:
1J0973724
In Stock
ON SALE! SAVE 22%
$22.99

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

$17.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

V2 Intake System Plastic VAG EA888

ES#4815478 - LF-190-PP - V2 Intake System Plastic VAG EA888 - Up to +16 hp / +30 Nm increase on a Stage 3 vehicle! - DO88 - Audi Volkswagen

Up to +16 hp / +30 Nm increase on a Stage 3 vehicle! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
DO88 - Corporate Logo
ES#:
4815478
Mfg#:
LF-190-PP
Ships in 9 Business Days
Auto Notify
$495.99

This product was last offered at the strikethrough price on
04-18-2026

$426.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Triple square Bolt - Priced Each

ES#471726 - N91048802 - Triple square Bolt - Priced Each - Install new hardware with your new parts. M8x20 - Genuine Volkswagen Audi - Audi Volkswagen

Install new hardware with your new parts. M8x20 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Secures the timing gear to the crankshaft

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
471726
Mfg#:
N91048802
In Stock
33% off MSRP

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

$7.68

This product was last offered at the strikethrough price on
06-13-2026

$5.11 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

High Flow Charge Pipe Coupler Kit - Includes 2 Piece Intercooler Pipe Couplers - Black

ES#3071764 - 010137ECS02-01KT - High Flow Charge Pipe Coupler Kit - Includes 2 Piece Intercooler Pipe Couplers - Black - Improve your charge airflow path with our Silicone Intercooler Pipe Couplers - ECS - Audi Volkswagen

Improve your charge airflow path with our Silicone Intercooler Pipe Couplers affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
3071764
Mfg#:
010137ECS02-01KT
In Stock
ON SALE! SAVE 25%
$188.99

This product was last offered at the strikethrough price on
06-13-2026

$141.74 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Fuel Filter

ES#2741440 - 5Q0127177 - Fuel Filter - Basic preventive maintenance for your TDI - Genuine Volkswagen Audi - Audi Volkswagen

Basic preventive maintenance for your TDI affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2741440
Mfg#:
5Q0127177
In Stock
6% off MSRP

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

$66.99

This product was last offered at the strikethrough price on
06-03-2026

$62.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

JE Forged Piston Set

ES#4031341 - je279930 - JE Forged Piston Set - 82.5mm bore (standard), 9.1:1 compression ratio, 92.8mm stroke - Includes rings, wrist-pins, & circlips - JE Piston - Audi Volkswagen

82.5mm bore (standard), 9.1:1 compression ratio, 92.8mm stroke - Includes rings, wrist-pins, & circlips affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For vehicles with FSI engines only

Brand:
JE Piston - Corporate Logo
ES#:
4031341
Mfg#:
JE279930
In Stock at Vendor
$1699.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

AMS Performance 2015-2019 VW Golf R MK7 Chopped Carbon Fiber Intake System

ES#4416168 - AMS.21.08.0001-2 - AMS Performance 2015-2019 VW Golf R MK7 Chopped Carbon Fiber Intake System - The AMS Performance VW Golf R MKVII Carbon Fiber Cold Air Intake Upgrade was designed to draw a higher volume of cold air into the stock turbocharger. - AMS Performance - Audi Volkswagen

The AMS Performance VW Golf R MKVII Carbon Fiber Cold Air Intake Upgrade was designed to draw a higher volume of cold air into the stock turbocharger. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Minor modifications needed

Brand:
AMS Performance - Corporate Logo
ES#:
4416168
Mfg#:
AMS.21.08.0001-2
Ships in 2 Business Days
$849.99 USD
Free Shipping

Camshaft Position Sensor

ES#4810729 - 07L905163C - Camshaft Position Sensor - Located in the cylinder head - URO - Audi Volkswagen

Located in the cylinder head affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!
For vehicles with TSI engines only

Brand:
URO - Corporate Logo
ES#:
4810729
Mfg#:
07L905163C
In Stock
$24.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Front Belly Pan Installation Hardware Kit

ES#3184616 - 1K0825951KT - Front Belly Pan Installation Hardware Kit - Don't allow your belly pan to drag across the ground - Assembled By ECS - Audi Volkswagen

Don't allow your belly pan to drag across the ground 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#:
3184616
Mfg#:
1K0825951KT
In Stock
ON SALE!
$61.99

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

$58.42 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Ignition Coil - Priced Each

ES#3679590 - 06E905115G - Ignition Coil - Priced Each - Keep your engine running smooth - Genuine Volkswagen Audi - Audi Volkswagen

Keep your engine running smooth affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
3679590
Mfg#:
06E905115G
Ships in 1-2 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.

$111.67

This product was last offered at the strikethrough price on
06-01-2026

$99.61 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Timing Chain - Upper

ES#4907940 - 06K109158BP - Timing Chain - Upper - Stop stretched out chains from creating noise - Iwis - Audi Volkswagen

Stop stretched out chains from creating noise affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For vehicles with TSI engines only

Brand:
Iwis - Corporate Logo
ES#:
4907940
Mfg#:
06K109158BP
In Stock at Vendor
$156.99

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

$152.99 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.

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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