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Audi A3 Performance Engine Parts

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Unitronic Performance Software - Stage 1 - With UniCONNECT+ Cable

ES#4368652 - 18TSI-IS12-1-UC - Unitronic Performance Software - Stage 1 - With UniCONNECT+ Cable - Gain up to 72 horsepower and 88 lb-ft of torque on 91 Octane - Unitronic - Audi Volkswagen

Gain up to 72 horsepower and 88 lb-ft of torque on 91 Octane This tune can be performed at home with the included UniCONNECT+ cable. Only available for purchase in th

Brand:
Unitronic - Corporate Logo
ES#:
4368652
Mfg#:
18TSI-IS12-1-UC
In Stock
$814.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

MQB BOSS 650 Kit

ES#4508668 - CTS-TR-1010-71 - MQB BOSS 650 Kit - Capable up to 650hp! - CTS - Audi Volkswagen

Capable up to 650hp!

Brand:
CTS - Corporate Logo
ES#:
4508668
Mfg#:
CTS-TR-1010-71
Ships in 7 Business Days
ON SALE! SAVE 10%
$2699.99

This product was last offered at the strikethrough price on
09-29-2026

$2429.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Turboback Exhaust System - Non-Resonated

ES#2918050 - SSXAU3811KT2 - Turboback Exhaust System - Non-Resonated - 3" Large bore downpipe with Hi-Flow Sports cat and 3" stainless steel cat-back with dual 100mm Titanium tips - Milltek Sport - Audi

3" Large bore downpipe with Hi-Flow Sports cat and 3" stainless steel cat-back with dual 100mm Titanium tips

Brand:
Milltek Sport - Corporate Logo
ES#:
2918050
Mfg#:
SSXAU3811KT2
Ships on Nov 13, 2026
$2424.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Turbo-Back Exhaust System - Non-Resonated

ES#2953956 - ssxvw147KT - Turbo-Back Exhaust System - Non-Resonated - 3" Down pipe with Hi-Flow Sports cat and 2.75" stainless steel cat-back with twin 80mm GT80 polished tips - Milltek Sport - Audi

3" Down pipe with Hi-Flow Sports cat and 2.75" stainless steel cat-back with twin 80mm GT80 polished tips

Brand:
Milltek Sport - Corporate Logo
ES#:
2953956
Mfg#:
SSXVW147KT
Ships on Nov 13, 2026
$2402.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Mishimoto Performance Intercooler Kit - Black Pipes

ES#3675557 - MMINT-MK7-15KWBK - Mishimoto Performance Intercooler Kit - Black Pipes - Increase horsepower and torque with reduced intake temps! - Mishimoto - Audi Volkswagen

Increase horsepower and torque with reduced intake temps!

Brand:
Mishimoto - Corporate Logo
ES#:
3675557
Mfg#:
MMINT-MK7-15KWBK
Ships in 3 Business Days
$1348.99

This product was last offered at the strikethrough price on
09-30-2026

$1199.99 USD
This product is lifetime replacement eligible Lifetime Replacement

P-Flo Air Intake Kit - Black with oiled filter

ES#2826084 - 65.10.83 - P-Flo Air Intake Kit - Black with oiled filter - Significant power and sound increase - Neuspeed - Audi Volkswagen

Significant power and sound increase CARB certified for sale in all 50 states

Brand:
Neuspeed - Corporate Logo
ES#:
2826084
Mfg#:
65.10.83
EO#:
D-236-25
In Stock
$359.00

This product was last offered at the strikethrough price on
09-22-2026

$341.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Stage 2 Redline Carbon Fiber Power Package

ES#4416564 - VLK0020120-RED - Stage 2 Redline Carbon Fiber Power Package - Flash your ECU and unleash the power your vehicle was meant to have. - CobbTuning - Audi Volkswagen

Flash your ECU and unleash the power your vehicle was meant to have.

Brand:
CobbTuning - Corporate Logo
ES#:
4416564
Mfg#:
VLK0020120-RED
Ships in 2 Business Days
$2390.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Turbo-Back Exhaust System - Resonated

ES#2827259 - SSXAU044 - Turbo-Back Exhaust System - Resonated - 3" downpipe with Hi-Flow Sports cat and 2.75" stainless steel cat-back with dual Polished 76.2mm Jet tips - Milltek Sport - Audi

3" downpipe with Hi-Flow Sports cat and 2.75" stainless steel cat-back with dual Polished 76.2mm Jet tips

Brand:
Milltek Sport - Corporate Logo
ES#:
2827259
Mfg#:
SSXAU044
Ships on Nov 13, 2026
$2382.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Build-Your-Own Turbo Inlet Package

ES#4005357 - 020797ECS01PDK - Build-Your-Own Turbo Inlet Package - Enhance your air intake system with our freer-flowing, ECS Tuning turbo inlet options! - ECS - Audi Volkswagen

Enhance your air intake system with our freer-flowing, ECS Tuning turbo inlet options! 10X Entries Into Our F80 M3 Sweepstakes

Brand:
ECS - Corporate Logo
ES#:
4005357
Mfg#:
020797ECS01PDK
In Stock
ON SALE!
Starting at $130.49 USD
Customize
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Intake Valve - Standard Size - Priced Each

ES#2569983 - VWIVN-1002S - Intake Valve - Standard Size - Priced Each - Rev Higher without worry, requires single groove valve keepers - Supertech - Audi Volkswagen

Rev Higher without worry, requires single groove valve keepers

Brand:
Supertech - Corporate Logo
ES#:
2569983
Mfg#:
VWIVN-1002S
Ships in 1 Business Day
$29.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

VWR Turbo Muffler Delete

ES#4615848 - VWR160001 - VWR Turbo Muffler Delete - Gain better boost response with this VWR turbo muffler delete - Racingline - Audi Volkswagen

Gain better boost response with this VWR turbo muffler delete

Brand:
Racingline - Corporate Logo
ES#:
4615848
Mfg#:
VWR160001
Ships in 7 Business Days
$154.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Garrett GEN2 GTX3076R Dual Ball Bearing turbocharger

ES#4135253 - GRT-TBO-K51 - Garrett GEN2 GTX3076R Dual Ball Bearing turbocharger - Garrett GEN2 GTX3076R dual ball bearing turbocharger with a T04E frame (4" inlet and 2" outlet compressor housing) and a .61 A/R Divided (Twin-scroll) V-Band Inlet and GT 3" V-Band outlet turbine housing (Ni-Resist Material). - ATP - Audi Volkswagen

Garrett GEN2 GTX3076R dual ball bearing turbocharger with a T04E frame (4" inlet and 2" outlet compressor housing) and a .61 A/R Divided (Twin-scroll) V-Band Inlet and GT 3" V-Band outlet turbine housing (Ni-Resist Material). Used for custom, big turbo applications only - ECS Tuning does not offer support on tuning, fueling, exhaust manifold, etc

Brand:
ATP - Corporate Logo
ES#:
4135253
Mfg#:
GRT-TBO-K51
Ships in 6 Business Days
$2265.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Silicone Turbo Outlet Coupler - Black

ES#3071748 - 010137ECS03-01 - Silicone Turbo Outlet Coupler - Black - Improve your charge airflow path and reliability with our Silicone Turbo Outlet Coupler - ECS - Audi Volkswagen

Improve your charge airflow path and reliability with our Silicone Turbo Outlet Coupler 10X Entries Into Our F80 M3 Sweepstakes

Brand:
ECS - Corporate Logo
ES#:
3071748
Mfg#:
010137ECS03-01
In Stock
ON SALE! SAVE 25%
$49.99

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

$37.49 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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