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Audi A3 Performance Parts & Upgrades

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Stage 3 Forged Monoblock Brake Upgrade - Red (355mm)

ES#4000158 - VWR650001-RED - Stage 3 Forged Monoblock Brake Upgrade - Red (355mm) - 6 piston calipers featuring two-piece floating high cast carbon discs. - Racingline - Audi Volkswagen

6 piston calipers featuring two-piece floating high cast carbon discs. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Minimum 18" wheel diameter required​.

Brand:
Racingline - Corporate Logo
ES#:
4000158
Mfg#:
VWR650001-RED
Ships in 2 Business Days
$4498.99 USD
Free Shipping

KW Clubsport Coilover Kit - 2 Way Adjustable Dampening

ES#2836018 - 3528080N - KW Clubsport Coilover Kit - 2 Way Adjustable Dampening - Coilovers for the race track and road - KW Suspension - Audi Volkswagen

Coilovers for the race track and road affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Height adjustable from 1.2" to 2.4" (front) and 1.2" to 2.1" (rear)

Brand:
KW Suspension - Corporate Logo
ES#:
2836018
Mfg#:
3528080N
Back Ordered
$4494.00 USD

Front Polyurethane Control Arm Bushing Kit - With Hardware

ES#3136044 - 008692ECS02-02KT - Front Polyurethane Control Arm Bushing Kit - With Hardware - Engage the road with precision, confidence and reliability with our ECS Poly Control Arm Bushing Kit! - ECS - Audi Volkswagen

Engage the road with precision, confidence and reliability with our ECS Poly Control Arm Bushing Kit! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
3136044
Mfg#:
008692ECS02-02KT
In Stock
ON SALE! SAVE 25%
$229.99

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

$172.49 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Unitronic Performance Downpipe 2.0TSI MQB EA888.3 AWD

ES#4726476 - UH075-EXA - Unitronic Performance Downpipe 2.0TSI MQB EA888.3 AWD - Direct bolt-on upgrade with a GESi 5 G-Sport UHO+ 400cpsi Catalytic Converter. - Unitronic - Audi Volkswagen

Direct bolt-on upgrade with a GESi 5” G-Sport UHO+ 400cpsi Catalytic Converter. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Unitronic - Corporate Logo
ES#:
4726476
Mfg#:
UH075-EXA
Ships in 6 Business Days
$2199.99 USD
Free Shipping

Billet Aluminum Tunnel Brace Kit - Front & Rear - Black Anodized

ES#4609303 - 018914la01-01KT - Billet Aluminum Tunnel Brace Kit - Front & Rear - Black Anodized - Replace your OEM stamped steel tunnel braces with our heavy-duty solid aluminum tunnel brace set! - ECS - Audi Volkswagen

Replace your OEM stamped steel tunnel braces with our heavy-duty solid aluminum tunnel brace set! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
4609303
Mfg#:
018914LA01-01KT
Ships on Jul 1, 2026
Auto Notify
ON SALE! SAVE 25%
$251.99

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

$188.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Street Shield Hardware Kit

ES#4487985 - 003425ECS02 - Street Shield Hardware Kit - Replacement hardware kit for your ECS Street Shield - ECS - Audi Volkswagen

Replacement hardware kit for your ECS Street Shield affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
4487985
Mfg#:
003425ECS02
In Stock
ON SALE!
$61.99

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

$60.13 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

CTS Street Sport Transmission Mount

ES#3410470 - CTS-TM-MK56-60D - CTS Street Sport Transmission Mount - 60 Durometer rubber construction - CTS - Audi Volkswagen

60 Durometer rubber construction affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
CTS - Corporate Logo
ES#:
3410470
Mfg#:
CTS-TM-MK56-60D
In Stock
$119.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Lightweight Underdrive Crank Pulley Kit - Silver

ES#6139 - 06F198001SLV - Lightweight Underdrive Crank Pulley Kit - Silver - Bolt on way to reclaim lost horsepower - ECS - Audi Volkswagen

Bolt on way to reclaim lost horsepower affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

For vehicles with FSI engines only

Brand:
ECS - Corporate Logo
ES#:
6139
Mfg#:
06F198001SLV
In Stock
ON SALE! SAVE 15%
$194.99

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

$165.74 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Adjustable Front Sway Bar End Links - Pair (250mm Length)

ES#4040405 - VWR420000 - Adjustable Front Sway Bar End Links - Pair (250mm Length) - If youve lowered your car, Racingline Adjustable Drop Links are an essential upgrade - Racingline - Audi Volkswagen

If you’ve lowered your car, Racingline Adjustable Drop Links are an essential upgrade affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Racingline - Corporate Logo
ES#:
4040405
Mfg#:
VWR420000
Ships in 1 Business Day
$286.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

APR 980cc MPI Injector Kit

ES#4057094 - MS100195 - APR 980cc MPI Injector Kit - Includes an upgraded high-flow multi-port injection (MPI) injector and harness necessary to satisfy high horsepower build - APR - Audi Volkswagen

Includes an upgraded high-flow multi-port injection (MPI) injector and harness necessary to satisfy high horsepower build Call In Or Chat For Best Price! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 5X Entries For Our 25th Anniversary Sweepstakes!
*This injector upgrade is only compatible with matching ECU software*
*Only plug-and-play on models with factory MPI injection - On models without factory MPI injection, more components are required - ECS Tuning does not offer support on custom fueling setups*

Brand:
APR - Corporate Logo
ES#:
4057094
Mfg#:
MS100195
Ships in 3 Business Days
12% off MSRP

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

$138.99

This product was last offered at the strikethrough price on
06-07-2026

$122.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Roll-Control Sway Bar - Front

ES#4839835 - SUS00030 - Roll-Control Sway Bar - Front - Improve cornering performance by reducing vehicle body roll without greatly impacting comfort - APR - Audi Volkswagen

Improve cornering performance by reducing vehicle body roll without greatly impacting comfort Call In Or Chat For Best Price! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 5X Entries For Our 25th Anniversary Sweepstakes!

Brand:
APR - Corporate Logo
ES#:
4839835
Mfg#:
SUS00030
In Stock
11% off MSRP

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

$345.99

This product was last offered at the strikethrough price on
06-07-2026

$306.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Diverter Valve Kit

ES#2862878 - CTSDV00023 - Diverter Valve Kit - Direct bolt on without worry of a check-engine light - CTS - Audi Volkswagen

Direct bolt on without worry of a check-engine light affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
CTS - Corporate Logo
ES#:
2862878
Mfg#:
CTSDV00023
Ships in 7 Business Days
$249.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Front Sway Bar Kit - 25mm

ES#2825799 - 15.02.25.3 - Front Sway Bar Kit - 25mm - Non adjustable front sway bar - Neuspeed - Audi Volkswagen

Non adjustable front sway bar affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Neuspeed - Corporate Logo
ES#:
2825799
Mfg#:
15.02.25.3
In Stock
$322.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

MK7/MK8/8v Adjustable Damping Coilover System- With Installation Kit - & Pre-Assembled Front Control Arms With Polyurethane Bushings

ES#4751548 - 003929LEB2KT - MK7/MK8/8v Adjustable Damping Coilover System- With Installation Kit - & Pre-Assembled Front Control Arms With Polyurethane Bushings - Features 32 way adjustable damping, variable length, zinc-coated shock bodies and performance sway bar end links. Includes all new mounts, bearings and hardware for a comprehensive suspension package. - Enthusiast Bundles - Audi Volkswagen

Features 32 way adjustable damping, variable length, zinc-coated shock bodies and performance sway bar end links. Includes all new mounts, bearings and hardware for a comprehensive suspension package. Don't See A Bundle You Want - Give Us A Call Or Chat - We Will Make One! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Models with Dynamic Chassis Control (DCC) will require DCC Cancelers (ES#4440328)

Brand:
Enthusiast Bundles - Corporate Logo
ES#:
4751548
Mfg#:
003929LEB2KT
Ships in 7 Business Days
ON SALE! SAVE 26%
$1897.99

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

$1399.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

BFI Stage 2 Engine Mount Kit - Version 2 Torque Arm (Post 9/15 Cars)

ES#4214742 - EBFI77-K7-4622 - BFI Stage 2 Engine Mount Kit - Version 2 Torque Arm (Post 9/15 Cars) - Billet engine transmission mounts with 85A durometer dogbone insert - Black Forest Industries - Audi Volkswagen

Billet engine transmission mounts with 85A durometer dogbone insert affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Black Forest Industries - Corporate Logo
ES#:
4214742
Mfg#:
EBFI77-K7-4622
Ships on Jul 16, 2026
$834.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

IE Carbon Fiber Intake Cover

ES#4030777 - IEINCI12 - IE Carbon Fiber Intake Cover - Add the IE carbon fiber intake cover to your IE intake! - Integrated Engineering - Audi Volkswagen

Add the IE carbon fiber intake cover to your IE intake! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 5X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Integrated Engineering - Corporate Logo
ES#:
4030777
Mfg#:
IEINCI12
In Stock
$378.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

More About Performance Parts & Upgrades

All the performance upgrade options from the best brands in the business to help build your dreams. Our performance parts catalog is the largest anywhere and constantly growing to keep your build on track.

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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