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Audi A3 Engine Parts & Accessories

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Upgraded Piston Diverter Valve 06H145710D

ES#4818482 - 06H145710D - Upgraded Piston Diverter Valve 06H145710D - Upgrade to an OE-quality superior piston style diverter valve to avoid costly boost leaks - Bremmen Parts - Audi Volkswagen

Upgrade to an OE-quality superior piston style diverter valve to avoid costly boost leaks affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Bremmen Parts - Corporate Logo
ES#:
4818482
Mfg#:
06H145710D
In Stock
ON SALE!
$44.99

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

$41.79 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Shuenk K03+ Turbo Upgrade

ES#4659700 - T-K03+-TSI - Shuenk K03+ Turbo Upgrade - A ready-to-install turbocharger with performance and reliability enhancing upgrades - Shuenk - Audi Volkswagen

A ready-to-install turbocharger with performance and reliability enhancing upgrades affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Shuenk - Corporate Logo
ES#:
4659700
Mfg#:
T-K03+-TSI
Ships on Jul 8, 2026
Auto Notify
$1149.00 USD
This product is lifetime replacement eligible Lifetime Replacement

Intake Camshaft

ES#4818473 - 06H109021K - Intake Camshaft - Lobed shaft responsible for operating intake valves - Bremmen Parts - Audi Volkswagen

Lobed shaft responsible for operating intake valves affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

For vehicles with TSI engines only

Brand:
Bremmen Parts - Corporate Logo
ES#:
4818473
Mfg#:
06H109021K
Ships on Jul 6, 2026
Auto Notify
ON SALE!
$390.99

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

$371.12 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Calico Coated ACL Race Rod Bearing Set - Standard Clearance

ES#2794201 - CAL4B1606H - Calico Coated ACL Race Rod Bearing Set - Standard Clearance - Coated rod bearings for the most extreme applications! - Integrated Engineering - Audi Volkswagen

Coated rod bearings for the most extreme applications! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 5X Entries For Our 25th Anniversary Sweepstakes!
Factory rods do not accept tang bearings and are not compatible, these are for use when installing with IE Rods only.
For vehicles with FSI engines only

Brand:
Integrated Engineering - Corporate Logo
ES#:
2794201
Mfg#:
CAL4B1606H
Ships in 4 Business Days
$115.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Performance Dogbone Mount & Subframe Bushing Insert Kit

ES#3089015 - 010935ECS01KT - Performance Dogbone Mount & Subframe Bushing Insert Kit - Decrease slop; Increase drivetrain rigidity and response! - ECS - Audi Volkswagen

Decrease slop; Increase drivetrain rigidity and response! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
Fits both Version 1 and Version 2 subframe bushings

Brand:
ECS - Corporate Logo
ES#:
3089015
Mfg#:
010935ECS01KT
In Stock
ON SALE!
$346.99

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

$329.64 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

ECS Performance Drivetrain Mount Kit

ES#3111653 - 016372ECS0102KT - ECS Performance Drivetrain Mount Kit - Includes ECS Performance Pendulum Mount, Subframe Insert, Engine and Trans Mounts & Installation Hardware - ECS - Audi Volkswagen

Includes ECS Performance Pendulum Mount, Subframe Insert, Engine and Trans Mounts & Installation Hardware affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
Fits both Version 1 and Version 2 subframe bushings

Brand:
ECS - Corporate Logo
ES#:
3111653
Mfg#:
016372ECS0102KT
In Stock
ON SALE!
$859.99

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

$834.19 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Brisk Silver Racing ER12S Spark Plug - Priced Each

ES#3521624 - ER12S - Brisk Silver Racing ER12S Spark Plug - Priced Each - Featuring silver fine wire center electrode - Superior ignition ability increases engine power! - Brisk - Audi Volkswagen Mercedes Benz

Featuring silver fine wire center electrode - Superior ignition ability increases engine power! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
One heat range colder than stock with a non-projected tip

Brand:
Brisk - Corporate Logo
ES#:
3521624
Mfg#:
ER12S
In Stock
8% off MSRP

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

$12.99

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

$11.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Billet Turbo Discharge Pipe - black

ES#2825900 - 48.02.83 - Billet Turbo Discharge Pipe - black - Replace the factory turbo muffler with a smooth, uninterrupted billet aluminum delete - Neuspeed - Audi Volkswagen

Replace the factory turbo muffler with a smooth, uninterrupted billet aluminum delete affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For vehicles with CJAA engine code with plastic pipe only

Brand:
Neuspeed - Corporate Logo
ES#:
2825900
Mfg#:
48.02.83
In Stock
$141.55 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Ultimate Timing Chain Kit

ES#4852577 - 06K109158AKT5 - Ultimate Timing Chain Kit - Assembled By ECS - Audi

affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
4852577
Mfg#:
06K109158AKT5
In Stock
ON SALE! SAVE 26%
$511.99

This product was last offered at the strikethrough price on
01-03-2026

$376.61 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Performance Spark Plug - Priced Each

ES#3181830 - 06K905601M - Performance Spark Plug - Priced Each - OE upgrade spark plug originally found in the Audi RS7/RS3. NGK OE# 06K905601M - Genuine Volkswagen Audi - Audi Volkswagen

OE upgrade spark plug originally found in the Audi RS7/RS3. NGK OE# 06K905601M affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
1 heat range colder plug than OE

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
3181830
Mfg#:
06K905601M
In Stock
9% off MSRP

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

$27.49

This product was last offered at the strikethrough price on
02-23-2026

$24.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Water Pump Kit

ES#4865991 - 06H121026DD1KT - Water Pump Kit - Includes coolant, a new water pump, belt, thermostat/housing, union piece & hardware - Assembled By ECS - Audi Volkswagen

Includes coolant, a new water pump, belt, thermostat/housing, union piece & hardware affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
4865991
Mfg#:
06H121026DD1KT
In Stock
ON SALE! SAVE 23%
$289.99

This product was last offered at the strikethrough price on
01-03-2026

$223.33 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial Replacement

VW/Audi Atmospheric Diverter Valve Spacer - Clear

ES#3551290 - 025254ECS01-02 - VW/Audi Atmospheric Diverter Valve Spacer - Clear - 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#:
3551290
Mfg#:
025254ECS01-02
In Stock
ON SALE! SAVE 35%
$81.99

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

$53.29 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Unitronic 2.0 TSI Gen1 Intercooler Kit (MK5/MK6)

ES#4362270 - UH001-ICA - Unitronic 2.0 TSI Gen1 Intercooler Kit (MK5/MK6) - This upgrade is perfect for any project, from stock turbo Stage 2 applications to all-out 500+HP Big Turbo upgrades on the TSI platform. - Unitronic - Audi Volkswagen

This upgrade is perfect for any project, from stock turbo Stage 2 applications to all-out 500+HP Big Turbo upgrades on the TSI platform. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For vehicles with TSI engine only

Brand:
Unitronic - Corporate Logo
ES#:
4362270
Mfg#:
UH001-ICA
In Stock
ON SALE! SAVE 10%
$749.99

This product was last offered at the strikethrough price on
05-21-2026

$674.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Unitronic 2.0 TFSI Intercooler Kit

ES#4362313 - UH007-ICA - Unitronic 2.0 TFSI Intercooler Kit - Direct OEM replacement kit with the ability to support 600HP and more! - Unitronic - Audi Volkswagen

Direct OEM replacement kit with the ability to support 600HP and more! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For vehicles with FSI engine only

Brand:
Unitronic - Corporate Logo
ES#:
4362313
Mfg#:
UH007-ICA
Ships in 5 Business Days
ON SALE! SAVE 10%
$749.99

This product was last offered at the strikethrough price on
05-21-2026

$674.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

CTS IS38 Turbocharger

ES#4324925 - CTS-TR-1000 - CTS IS38 Turbocharger - A ready-to-install turbocharger kit with performance and reliability enhancing upgrades - CTS - Audi Volkswagen

A ready-to-install turbocharger kit with performance and reliability enhancing upgrades affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
CTS - Corporate Logo
ES#:
4324925
Mfg#:
CTS-TR-1000
Back Ordered
Auto Notify
$799.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

AdBlue DEF Fluid - 9.46 Liters

ES#465436 - GUS052910A3 - AdBlue DEF Fluid - 9.46 Liters - Diesel exhaust fluid - Genuine Volkswagen Audi - Audi BMW Volkswagen Mercedes Benz

Diesel exhaust fluid affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
465436
Mfg#:
GUS052910A3
In Stock
$34.86 USD
Free Shipping
on orders $49 and up

More About Engine Parts & Accessories

Whether you're maintaining or repairing your stock engine or looking for added horsepower, we have one of the most comprehensive inventories of engine parts and accessories for German cars. From hard engine parts like connecting rods, pistons, cylinder heads, short blocks, and engine timing parts to performance engine software upgrades; we have you covered.

Let us help you find the parts that fit your Audi

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