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Audi A3 Performance Parts & Upgrades

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2.0T K04 Turbo Conversion Kit (Transverse)

ES#3247392 - HVA-240-HW-TRANS - 2.0T K04 Turbo Conversion Kit (Transverse) - Developed on the Track, Adapted for the Street. Comprehensive kit to see up to 355HP / 347TQ from your 2.0T - HPA Motorsports - Audi Volkswagen

Developed on the Track, Adapted for the Street. Comprehensive kit to see up to 355HP / 347TQ from your 2.0T affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Fits FSI and TSI engines

Brand:
HPA Motorsports - Corporate Logo
ES#:
3247392
Mfg#:
HVA-240-HW-TRANS
In Stock
$1549.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

IE MK7/MK8/MQB FDS Performance Intercooler Kit V2 - Black

ES#4699455 - IETPCI1B-BK - IE MK7/MK8/MQB FDS Performance Intercooler Kit V2 - Black - Increase horsepower and defeat heat soak with the new and improved IE FDS front-mount Intercooler Kit - Integrated Engineering - Audi Volkswagen

Increase horsepower and defeat heat soak with the new and improved IE FDS front-mount Intercooler Kit affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 5X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Integrated Engineering - Corporate Logo
ES#:
4699455
Mfg#:
IETPCI1B-BK
In Stock
$1034.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Bilstein B14 PSS Suspension System

ES#3072870 - 47-251588 - Bilstein B14 PSS Suspension System - Height adjustable suspension system with performance valving and application specific, progressive rate coil springs. World-famous Bilstein quality with a limited lifetime warranty! - Bilstein - Audi Volkswagen

Height adjustable suspension system with performance valving and application specific, progressive rate coil springs. World-famous Bilstein quality with a limited lifetime warranty! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Bilstein - Corporate Logo
ES#:
3072870
Mfg#:
47-251588
In Stock
$1399.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Luft-Technik Intake System - Without Heat Shield

ES#4413978 - 004671LA03-03 - Luft-Technik Intake System - Without Heat Shield - In House Engineered "Air Technology" for maximum performance and stunning aesthetics - ECS - Audi Volkswagen

In House Engineered "Air Technology" for maximum performance and stunning aesthetics affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
4413978
Mfg#:
004671LA03-03
In Stock
ON SALE!
Starting at $193.31 USD
Customize
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

CTS K04 Turbocharger - Transverse

ES#4005863 - CTS-TR-1050 - CTS K04 Turbocharger - Transverse - CTS-spec K04 CHRA with billet compressor wheel and heavy-duty thrust bearings. - CTS - Audi Volkswagen

CTS-spec K04 CHRA with billet compressor wheel and heavy-duty thrust bearings. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For vehicles with FSI or TSI engines
For vehicles with CCTA/CBFA or BPY engine code only.

Brand:
CTS - Corporate Logo
ES#:
4005863
Mfg#:
CTS-TR-1050
Ships in 7 Business Days
$1499.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

IE Catted Cast Downpipe

ES#3569381 - IEEXCI1 - IE Catted Cast Downpipe - Features cast bends for superior flow and fitment - Integrated Engineering - Audi Volkswagen

Features cast bends for superior flow and fitment affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 5X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Integrated Engineering - Corporate Logo
ES#:
3569381
Mfg#:
IEEXCI1
Ships on Jun 29, 2026
Auto Notify
$849.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

ECS Tuning Stage 2 Performance Clutch Kit with Lightweight Forged Steel Flywheel (18.95lbs)

ES#3480026 - 004258ECS01KT - ECS Tuning Stage 2 Performance Clutch Kit with Lightweight Forged Steel Flywheel (18.95lbs) - The best value for Heavy Duty OE Replacement and Stage 2 Power Levels! Capable of holding 400 Ft/Lbs of crank torque - ECS - Audi Volkswagen

The best value for Heavy Duty OE Replacement and Stage 2 Power Levels! Capable of holding 400 Ft/Lbs of crank torque 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#:
3480026
Mfg#:
004258ECS01KT
In Stock
ON SALE! SAVE 15%
$899.99

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

$764.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

3.5" Cold Air Intake (CTS-IT-270R)

ES#2862978 - CTSIT270 - 3.5" Cold Air Intake (CTS-IT-270R) - Give your car unrestricted air flow - CTS - Audi Volkswagen

Give your car unrestricted air flow affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For vehicles with secondary air injection only

Brand:
CTS - Corporate Logo
ES#:
2862978
Mfg#:
CTSIT270
In Stock
$289.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

ECS Tuning Aluminum Street Shield Skid Plate Kit

ES#2738920 - 003425ECS01AKT - ECS Tuning Aluminum Street Shield Skid Plate Kit - Protect your vehicle's fragile oil pan and under carriage with this 3/16" (4.76mm) thick aluminum skid plate - ECS - Audi Volkswagen

Protect your vehicle's fragile oil pan and under carriage with this 3/16" (4.76mm) thick aluminum skid plate affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
2738920
Mfg#:
003425ECS01AKT
In Stock
ON SALE!
$387.99

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

$376.35 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

BR Series Coilover Suspension Kit

ES#4070253 - S-31-BR - BR Series Coilover Suspension Kit - Featuring 30 levels of adjustment and performance spring rates and valving that makes the BR Series perfect for both daily drivers and track warriors! - BC Racing - Audi

Featuring 30 levels of adjustment and performance spring rates and valving that makes the BR Series perfect for both daily drivers and track warriors! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
BC Racing - Corporate Logo
ES#:
4070253
Mfg#:
S-31-BR
In Stock
$1215.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

MQB Performance Aluminum Radiator

ES#4415630 - 014598LA01 - MQB Performance Aluminum Radiator - Direct-fit upgrade! Featuring a 45% increase in cooling system capacity along with a durable, all aluminum construction - ECS - Audi Volkswagen

Direct-fit upgrade! Featuring a 45% increase in cooling system capacity along with a durable, all aluminum construction affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
4415630
Mfg#:
014598LA01
In Stock
ON SALE! SAVE 25%
$459.99

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

$344.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

VW/Audi 2.0T TSI Performance Aluminum Radiator

ES#3698283 - 004257ecs01KT - VW/Audi 2.0T TSI Performance Aluminum Radiator - Direct-fit upgrade! Featuring a 20% increase in cooling system capacity along with a durable, all aluminum construction - ECS - Audi Volkswagen

Direct-fit upgrade! Featuring a 20% increase in cooling system capacity along with a durable, all aluminum construction affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
3698283
Mfg#:
004257ECS01KT
In Stock
ON SALE! SAVE 14%
$349.90

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

$299.99 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

3.5" High Flow Downpipe

ES#2862917 - CTSEXHDP0014CAT - 3.5" High Flow Downpipe - T304 Stainless Steel with high flow catylitic converter - CTS - Audi Volkswagen

T304 Stainless Steel with high flow catylitic converter affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
CTS - Corporate Logo
ES#:
2862917
Mfg#:
CTSEXHDP0014CAT
Back Ordered
Auto Notify
$549.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

APR Ultralink At-Home Tuning Cable

ES#4759009 - EM100040 - APR Ultralink At-Home Tuning Cable - Tuning your vehicle with APR Software has never been easier thanks to the APR Ultralink! - APR - Audi Volkswagen Porsche

Tuning your vehicle with APR Software has never been easier thanks to the APR Ultralink! 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!
Only available for purchase in the United States and Canada.

Brand:
APR - Corporate Logo
ES#:
4759009
Mfg#:
EM100040
In Stock
$139.95 USD
Free Shipping

DV+ Performance Diverter Valve T9351

ES#2864616 - gfbt9351 - DV+ Performance Diverter Valve T9351 - Direct-fit performance solution for the OE diverter valve - Go Fast Bits - Audi Volkswagen Porsche

Direct-fit performance solution for the OE diverter valve affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
CARB certified for sale in all 50 states

Brand:
Go Fast Bits - Corporate Logo
ES#:
2864616
Mfg#:
GFBT9351
EO#:
D-844
In Stock
10% off MSRP

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

$171.00

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

$153.90 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

VW/Audi Atmospheric Diverter Valve Spacer - Red

ES#3551285 - 021828ECS01-03 - VW/Audi Atmospheric Diverter Valve Spacer - Red - Let your turbo blow off some air for an exhilarating driving experience! - ECS - Audi Volkswagen

Let your turbo blow off some air for an exhilarating driving experience! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
3551285
Mfg#:
021828ECS01-03
In Stock
ON SALE! SAVE 30%
$84.99

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

$59.49 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

More About Performance Parts & Upgrades

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