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Audi A3 Performance Engine & Drivetrain Parts

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Magnum FORCE Stage 2 Cold Air Intake System - Pro DRY S Media

ES#3553238 - 51-12672KT - Magnum FORCE Stage 2 Cold Air Intake System - Pro DRY S Media - Dyno-proven gains up to 18 hp and 19 ft-lbs of torque - AFE - Audi Volkswagen

Dyno-proven gains up to 18 hp and 19 ft-lbs of torque

Brand:
AFE - Corporate Logo
ES#:
3553238
Mfg#:
51-12672KT
Back Ordered
$392.99

This product was last offered at the strikethrough price on
01-28-2026

$379.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Unitronic Performance Software - Stage 2

ES#4368656 - 18TSI-IS12-2 - Unitronic Performance Software - Stage 2 - Gain up to 87 horsepower and 106 lb-ft of torque on 93 Octane - Unitronic - Audi Volkswagen

Gain up to 87 horsepower and 106 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
Requires Unitronic 3 Inch Downpipe

Brand:
Unitronic - Corporate Logo
ES#:
4368656
Mfg#:
18TSI-IS12-2
In Stock
$750.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

IS38 Software Upgrade - For New Customers

ES#2996319 - STGIS38 - IS38 Software Upgrade - For New Customers - See up to 386 horsepower on 93 octane fuel! - APR - Audi Volkswagen

See up to 386 horsepower on 93 octane fuel! Call In Or Chat For Best Price! 5X Entries For Our 25th Anniversary Sweepstakes!
This upgrade must be performed at ECS Tuning's facility in Ohio.
For new APR customers with Golf R/S3 IS38 turbocharger only. Tuning may only be performed in-house at APR dealers.

Brand:
APR - Corporate Logo
ES#:
2996319
Mfg#:
STGIS38
In Stock
$749.99 USD
Free Shipping

Stage I Performance Chip - 1 Program

ES#252756 - 20TCCTASTG1CHP-1 - Stage I Performance Chip - 1 Program - APR's ECU Upgrade is the best power per dollar modification for your engine out there - APR - Audi

APR's ECU Upgrade is the best power per dollar modification for your engine out there Call In Or Chat For Best Price! 5X Entries For Our 25th Anniversary Sweepstakes!
This upgrade must be performed at ECS Tuning's facility in Ohio.

Brand:
APR - Corporate Logo
ES#:
252756
Mfg#:
20TCCTASTG1CHP-1
In Stock
$749.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Stage 1 Software Upgrade - With Program Switching (Fully Loaded)

ES#1899519 - 20TMK6STG1CHP-4 - Stage 1 Software Upgrade - With Program Switching (Fully Loaded) - Average gain of 71 horsepower and 101 lb-ft of torque on 93 octane! - APR - Audi Volkswagen

Average gain of 71 horsepower and 101 lb-ft of torque on 93 octane! Call In Or Chat For Best Price! 5X Entries For Our 25th Anniversary Sweepstakes!
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#:
1899519
Mfg#:
20TMK6STG1CHP-4
In Stock
$749.98 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

K04 Performance Software (Existing APR Customers) - 1 Program (Or Fully Loaded If Already Equipped)

ES#3509816 - PA100008 - K04 Performance Software (Existing APR Customers) - 1 Program (Or Fully Loaded If Already Equipped) - For customers that already have APR software on their car and are upgrading to a K04 - APR - Audi Volkswagen

For customers that already have APR software on their car and are upgrading to a K04 Call In Or Chat For Best Price! 5X Entries For Our 25th Anniversary Sweepstakes!
This upgrade can be performed via our Chip & Ship method or the vehicle can be brought to ECS Tuning's fa
For vehicles with FSI engines only. Ship your ECU for free, or drive your vehicle to our location

Brand:
APR - Corporate Logo
ES#:
3509816
Mfg#:
PA100008
In Stock
$249.99 USD
This product is lifetime replacement eligible Lifetime Replacement

RaceChip GTS Black With App Control

ES#4339268 - 913096 - RaceChip GTS Black With App Control - Get up to +43 hp and +63 lb-ft through a safe and easy to use app-controlled tuning module from RaceChip - Race Chip - Audi Volkswagen

Get up to +43 hp and +63 lb-ft through a safe and easy to use app-controlled tuning module from RaceChip

Brand:
Race Chip - Corporate Logo
ES#:
4339268
Mfg#:
913096
Ships in 3 Business Days
$749.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

VR6 Connecting Rod Bearing Set

ES#3247415 - HVA-510 - VR6 Connecting Rod Bearing Set - Increase bottom-end reliability when adding horsepower - HPA Motorsports - Audi Volkswagen

Increase bottom-end reliability when adding horsepower

Brand:
HPA Motorsports - Corporate Logo
ES#:
3247415
Mfg#:
HVA-510
Ships on Aug 12, 2026
$749.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

European S3 Intercooler

ES#3492184 - 1K0145803P - European S3 Intercooler - All aluminum intercooler kit from the Audi S3 model - Improve your intercooler efficiency approx 30% - Nissens - Audi Volkswagen

All aluminum intercooler kit from the Audi S3 model - Improve your intercooler efficiency approx 30% We Price Match - Give Us A Call or Chat!
This intercooler can be installed with trimming your stock boost hose ends

Brand:
Nissens - Corporate Logo
ES#:
3492184
Mfg#:
1K0145803P
Back Ordered
$745.99 USD
This product is lifetime replacement eligible Lifetime Replacement

IE Performance DSG Tune - DQ250

ES#3639371 - iesocix2 - IE Performance DSG Tune - DQ250 - Higher RPM limit, faster shifts, optimized shift points, and adjustable launch control - Integrated Engineering - Audi Volkswagen

Higher RPM limit, faster shifts, optimized shift points, and adjustable launch control 5X Entries For Our 25th Anniversary Sweepstakes!
Perform tune in minutes from the comfort of your own driveway! Only available for purchase in the United States and Canada.

Brand:
Integrated Engineering - Corporate Logo
ES#:
3639371
Mfg#:
IESOCIX2
In Stock
$728.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

X34 Carbon Fiber Open-Top Cold Air Intake

ES#3647322 - 034-108-1020 - X34 Carbon Fiber Open-Top Cold Air Intake - All new open-top design allows for more intake tract sounds at a louder volume, while providing great performance gains! - 034Motorsport - Audi Volkswagen

All new open-top design allows for more intake tract sounds at a louder volume, while providing great performance gains!

Brand:
034Motorsport - Corporate Logo
ES#:
3647322
Mfg#:
034-108-1020
Back Ordered
$809.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

X34 Carbon Fiber MQB Cold Air Intake System

ES#3129901 - 034-108-1005 - X34 Carbon Fiber MQB Cold Air Intake System - One-piece design for optimal flow with high-quality carbon fiber construction - 034Motorsport - Audi Volkswagen

One-piece design for optimal flow with high-quality carbon fiber construction

Brand:
034Motorsport - Corporate Logo
ES#:
3129901
Mfg#:
034-108-1005
Back Ordered
$809.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

More About Performance Engine & Drivetrain Parts

Worn mounts, bushings, and other drivetrain components rob performance. Replace or upgrade your drivetrain with our extensive catalog of mounts, bushings, clutch kits, and more.

Let us help you find the parts that fit your Audi

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Manufacturer names and/or part numbers are used only for identification purposes.

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