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Audi A3 Performance Engine & Drivetrain Parts

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ES#3480025 - 003465ECS01KT -  ECS Tuning Stage 2 Performance Clutch Kit with Lightweight Forged Steel Flywheel (18.85lbs) - 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 TSI engine only

Brand:
ECS - Corporate Logo
ES#:
3480025
Mfg#:
003465ECS01KT
In Stock
ON SALE! SAVE 10%
$899.99

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

$809.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4030776 - IEINCI11 - IE MQB 2.0T/1.8T Gen 3 Cold Air Intake - Without Carbon Fiber Lid (IEINCI11) - Increase your power output across the entire RPM range. CARB certified! - Integrated Engineering - Audi Volkswagen

Increase your power output across the entire RPM range. CARB certified! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 5X Entries For Our 25th Anniversary Sweepstakes!
CARB certified for sale in all 50 states

Brand:
Integrated Engineering - Corporate Logo
ES#:
4030776
Mfg#:
IEINCI11
EO#:
D-838-1
In Stock
$439.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#3220734 - MB-034-060 -  Stage 2 Performance Clutch Kit - With Single Mass Flywheel - Designed to hold up to 440 ft/lbs of torque to the wheels with a sprung organic disc and steel flywheel - DKM - Audi Volkswagen

Designed to hold up to 440 ft/lbs of torque to the wheels with a sprung organic disc and steel flywheel affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For vehicles with TSI engine only

Brand:
DKM - Corporate Logo
ES#:
3220734
Mfg#:
MB-034-060
In Stock
$999.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4630153 - T9381 - DV+ Performance Diverter Valve - With Pierburg Valve - Features a low-profile integrated solenoid to make it shorter and more compact than even the factory diverter, ensuring it will fit the tightest applications. - Go Fast Bits - Audi Volkswagen Porsche

Features a low-profile integrated solenoid to make it shorter and more compact than even the factory diverter, ensuring it will fit the tightest applications. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Go Fast Bits - Corporate Logo
ES#:
4630153
Mfg#:
T9381
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.

$280.99

This product was last offered at the strikethrough price on
06-03-2026

$252.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4615975 - MS100208KT - Ignition Service Kit - With Red APR Upgraded Ignition Coils - Includes four APR red coil packs and four NGK iridium spark plugs (BKR8EIX - One heat range colder) - Assembled By ECS - Audi Volkswagen

Includes four APR red coil packs and four NGK iridium spark plugs (BKR8EIX - One heat range colder) affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
Beneficial to cars with basic performance upgrades

Brand:
Assembled By ECS - Corporate Logo
ES#:
4615975
Mfg#:
MS100208KT
In Stock
$191.73 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4811175 - 053191LA01 - ECS OEM+ IS38 Turbocharger Upgrade - Drop-in proven performance with gains of up to 180HP! Equipped with a billet aluminum compressor wheel for quicker spool, and includes all required hardware for seamless installation. - ECS - Audi Volkswagen
ECS Tuning recommends this product.

Drop-in proven performance with gains of up to 180HP! Equipped with a billet aluminum compressor wheel for quicker spool, and includes all required hardware for seamless installation. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
4811175
Mfg#:
053191LA01
Ships on Aug 3, 2026
Auto Notify
ON SALE! SAVE 15%
$1193.99

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

$1014.89 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
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
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
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 10%
$899.99

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

$809.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
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 8 Business Days
$1499.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
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
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
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
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
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
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
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
06-03-2026

$153.90 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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