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Audi A3 Performance Engine Parts

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Unitronic Performance Software - Stage 1+ - With UniCONNECT+ Cable

ES#4368655 - 18TSI-IS12-1+-UC - Unitronic Performance Software - Stage 1+ - With UniCONNECT+ Cable - 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 can be performed at home with the included UniCONNECT+ cable. Only available for purchase in th

Brand:
Unitronic - Corporate Logo
ES#:
4368655
Mfg#:
18TSI-IS12-1+-UC
In Stock
ON SALE! SAVE 17%
$864.99

This product was last offered at the strikethrough price on
08-23-2026

$714.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Billet Aluminum Catch Can Kit

ES#2862873 - CTSCCMK6TSI - Billet Aluminum Catch Can Kit - Keep your intake manifold and valves clean and oil free - CTS - Audi Volkswagen

Keep your intake manifold and valves clean and oil free For vehicle with TSI engine only. Not for vehicles with charcoal canister.

Brand:
CTS - Corporate Logo
ES#:
2862873
Mfg#:
CTSCCMK6TSI
Back Ordered
$499.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

2.5" Cat-Back Exhaust System

ES#4487776 - 17705GSS-A - 2.5" Cat-Back Exhaust System - T304 Stainless Steel high flow cat-back exhaust system - Euro Sport Acc - Audi

T304 Stainless Steel high flow cat-back exhaust system

Brand:
Euro Sport Acc - Corporate Logo
ES#:
4487776
Mfg#:
17705GSS-A
Ships in 4 Business Days
$549.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Unitronic DQ250/MQ350 Dogbone Engine Mount (Street)

ES#4629972 - UH002-DRA - Unitronic DQ250/MQ350 Dogbone Engine Mount (Street) - Stop wheel hop and drivetrain slop on your MQB Chassis! - Unitronic - Audi Volkswagen

Stop wheel hop and drivetrain slop on your MQB Chassis! For vehicles with 6-speed gearbox

Brand:
Unitronic - Corporate Logo
ES#:
4629972
Mfg#:
UH002-DRA
Ships in 2 Business Days
$549.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

ECS Exact-Fit High Flow Air Filter - Dry

ES#4460994 - 012054LA06-DRY - ECS Exact-Fit High Flow Air Filter - Dry - High flow filter replacement to get your engine breathing better than new! - ECS - Audi Volkswagen

High flow filter replacement to get your engine breathing better than new! 10X Entries Into Our F80 M3 Sweepstakes

Brand:
ECS - Corporate Logo
ES#:
4460994
Mfg#:
012054LA06-DRY
In Stock
ON SALE! SAVE 25%
$71.99

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

$53.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

ECS Tuning Baffled Oil Catch Can Mounting Bracket Kit - Universal Fit

ES#2918376 - 003779ECS06KT - ECS Tuning Baffled Oil Catch Can Mounting Bracket Kit - Universal Fit - Universal 3-piece mounting bracket kit for installing a new ECS Oil Catch Can - ECS - Audi BMW Volkswagen MINI

Universal 3-piece mounting bracket kit for installing a new ECS Oil Catch Can 10X Entries Into Our F80 M3 Sweepstakes

Brand:
ECS - Corporate Logo
ES#:
2918376
Mfg#:
003779ECS06KT
In Stock
ON SALE! SAVE 25%
$95.99

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

$71.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Billet Dogbone Mount

ES#2864603 - 034-509-1016 - Billet Dogbone Mount - Eliminate the slop associated with the factory mount - 034Motorsport - Audi Volkswagen

Eliminate the slop associated with the factory mount 2X Entries Into Our F80 M3 Sweepstakes

Brand:
034Motorsport - Corporate Logo
ES#:
2864603
Mfg#:
034-509-1016
Ships in 9 Business Days
Auto Notify
ON SALE! SAVE 10%
$276.00

This product was last offered at the strikethrough price on
08-17-2026

$248.40 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

2.0T FSI/TSI Stainless / Inconel Valve Kit

ES#3981079 - 109 1002K - 2.0T FSI/TSI Stainless / Inconel Valve Kit - Complete set includes 8 stainless intake valves, 8 inconel exhaust valves, and 32 single groove keepers - Techtonics Tuning - Audi Volkswagen

Complete set includes 8 stainless intake valves, 8 inconel exhaust valves, and 32 single groove keepers

Brand:
Techtonics Tuning - Corporate Logo
ES#:
3981079
Mfg#:
109 1002K
In Stock
$669.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

BOSS 500 (Bolt-On Speed Solution) Turbo Kit - GTX2867R

ES#4042961 - EA113-BOSS-500 - BOSS 500 (Bolt-On Speed Solution) Turbo Kit - GTX2867R - Complete kit with the GTX2867R turbocharger - CTS - Audi Volkswagen

Complete kit with the GTX2867R turbocharger For vehicles with FSI engine only

Brand:
CTS - Corporate Logo
ES#:
4042961
Mfg#:
EA113-BOSS-500
Ships in 7 Business Days
ON SALE! SAVE 10%
$2599.99

This product was last offered at the strikethrough price on
08-26-2026

$2339.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

BFI Performance Engine Mount - Stage 1

ES#4159768 - EBFI77-M7-401 - BFI Performance Engine Mount - Stage 1 - Keep your engine planted and transfer as much power to the ground as possible - Black Forest Industries - Audi Volkswagen

Keep your engine planted and transfer as much power to the ground as possible

Brand:
Black Forest Industries - Corporate Logo
ES#:
4159768
Mfg#:
EBFI77-M7-401
In Stock
$289.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Street Density Motor Mount Kit

ES#2918660 - 034-509-5001-SD - Street Density Motor Mount Kit - Kit includes Engine, transmission, and dogbone mounts with 60 Durometer street density rubber - 034Motorsport - Audi Volkswagen

Kit includes Engine, transmission, and dogbone mounts with 60 Durometer street density rubber 2X Entries Into Our F80 M3 Sweepstakes

Brand:
034Motorsport - Corporate Logo
ES#:
2918660
Mfg#:
034-509-5001-SD
In Stock
ON SALE! SAVE 10%
$395.00

This product was last offered at the strikethrough price on
08-17-2026

$355.50 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

APR Carbon Fiber Intake System - Rear Turbo Inlet Pipe

ES#3219407 - CI100035B - APR Carbon Fiber Intake System - Rear Turbo Inlet Pipe - Constructed of aerospace grade carbon fiber and designed to remove intake restriction - APR - Audi Volkswagen

Constructed of aerospace grade carbon fiber and designed to remove intake restriction Call In Or Chat For Best Price!

Brand:
APR - Corporate Logo
ES#:
3219407
Mfg#:
CI100035B
EO#:
D-782-8
Ships on Sep 25, 2026
$383.95 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Turbo Muffler Delete Pipe Kit - For OEM Turbo Outlet Pipe

ES#3468131 - 019331ecs01KT - Turbo Muffler Delete Pipe Kit - For OEM Turbo Outlet Pipe - Reduce restriction and improve turbo efficiency with our ECS High Flow Turbo Muffler Delete Pipe Kit - ECS - Audi Volkswagen

Reduce restriction and improve turbo efficiency with our ECS High Flow Turbo Muffler Delete Pipe Kit 10X Entries Into Our F80 M3 Sweepstakes
For vehicles with FSI engine only

Brand:
ECS - Corporate Logo
ES#:
3468131
Mfg#:
019331ECS01KT
In Stock
ON SALE! SAVE 25%
$148.99

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

$111.74 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Mahle PowerPak Piston Set - 82.5mm Bore

ES#3508315 - MAHFSI197799948 - Mahle PowerPak Piston Set - 82.5mm Bore - Forged alloy pistons - 82.5mm Bore (stock), 20mm wrist pins, 9.0:1 compression ratio - Integrated Engineering - Audi Volkswagen

Forged alloy pistons - 82.5mm Bore (stock), 20mm wrist pins, 9.0:1 compression ratio
For vehicles with FSI engines only

Brand:
Integrated Engineering - Corporate Logo
ES#:
3508315
Mfg#:
MAHFSI197799948
Back Ordered
ON SALE! SAVE 10%
$839.99

This product was last offered at the strikethrough price on
09-02-2026

$755.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

JE Performance Forged Piston Set

ES#4423031 - 329248 - JE Performance Forged Piston Set - Includes rings, wire locks, and 21mm wrist pins - 83.0mm bore (0.5mm overbore), 92.8mm stroke (stock) - JE Piston - Audi Volkswagen

Includes rings, wire locks, and 21mm wrist pins - 83.0mm bore (0.5mm overbore), 92.8mm stroke (stock) To be used with connecting rods that accept 21mm wrist pins

Brand:
JE Piston - Corporate Logo
ES#:
4423031
Mfg#:
329248
In Stock at Vendor
$899.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

More About Performance Engine Parts

Our name says it all. That's why ECS Tuning is dedicated to providing our customers with the broadest possible assortment of engine tuning options at a range of prices and options to fit any budget. Start small and grow your car into something special with performance engine upgrades from a company that has tuning in its name and its blood.

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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