Call Us330-331-2003 ChatLive Chat Text Us!
0
Sales & Specials
Enter Your Vehicle
garage-red
Your Vehicle Please tap 'Select' to pick a vehicle

Audi A4 Performance Engine & Drivetrain Parts

Sort By
Filter By
Return to Top
ES#3432394 - 034-106-7028 -  034Motorsport Billet Fuel Rail Upgrade Kit - Includes billet fuel rail, billet FPR adapter, hardware, and hoses for a simple drop-in installation - 034Motorsport - Audi Volkswagen

Includes billet fuel rail, billet FPR adapter, hardware, and hoses for a simple drop-in installation 2X Entries Into Our F80 M3 Sweepstakes

Brand:
034Motorsport - Corporate Logo
ES#:
3432394
Mfg#:
034-106-7028
In Stock
$318.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#3969787 - CTS-BOSS-B8KIT - CTS Turbo B8/B8.5 2.0T BOSS 500 Turbo Kit - GTX2867R - A big turbo kit that is truly bolt-on! - This kit replaces the factory turbo and is made to work with most of your installed parts - CTS - Audi

A big turbo kit that is truly bolt-on! - This kit replaces the factory turbo and is made to work with most of your installed parts *Does not include fueling, charge pipe setup, or tuning - Proper software is required*

Brand:
CTS - Corporate Logo
ES#:
3969787
Mfg#:
CTS-BOSS-B8KIT
Special Order: No Guaranteed ETA
ON SALE! SAVE 15%
$2599.99

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

$2209.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4505757 - 034-106-Z056 - High Pressure Fuel Pump Tool - Designed to make the disassembly and reassembly of the high pressure fuel pump a breeze! - 034Motorsport - Audi

Designed to make the disassembly and reassembly of the high pressure fuel pump a breeze! 2X Entries Into Our F80 M3 Sweepstakes

Brand:
034Motorsport - Corporate Logo
ES#:
4505757
Mfg#:
034-106-Z056
In Stock
$28.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2794314 - IERHVC1 - Forged H-Beam Connecting Rods - Set of 4 - Integrated Engineering - Audi Volkswagen

Set of 4
For use with factory pistons only

Brand:
Integrated Engineering - Corporate Logo
ES#:
2794314
Mfg#:
IERHVC1
In Stock
$542.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#2794491 - IERHVA2 - Forged H-Beam Connecting Rods - Set of 4 - Integrated Engineering - Audi Volkswagen

Set of 4
Drop-In rods for use with OEM pistons, or pistons with 19mm wrist pins

Brand:
Integrated Engineering - Corporate Logo
ES#:
2794491
Mfg#:
IERHVA2
Ships in 5 Business Days
$542.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#2793894 - IERHVT2 - Forged H-Beam Connecting Rods  - Set of 4 connecting rods, to be paired with 21mm wrist pin aftermarket pistons (JE, Wiseco, Mahle ETC) - Integrated Engineering - Audi Volkswagen

Set of 4 connecting rods, to be paired with 21mm wrist pin aftermarket pistons (JE, Wiseco, Mahle ETC)
To be used with aftermarket pistons with 21mm wrist pin only

Brand:
Integrated Engineering - Corporate Logo
ES#:
2793894
Mfg#:
IERHVT2
Ships in 5 Business Days
$542.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4419866 - B8029A1 - Might-As-Well-Be-Gated Kit - This combo all but eliminates shifter slop and flex under load. - JXB Performance  - Audi

This combo all but eliminates shifter slop and flex under load.

Brand:
JXB Performance  - Corporate Logo
ES#:
4419866
Mfg#:
B8029A1
In Stock at Vendor
$424.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4375715 - 012417LA01 - Front Axle Delete Plug Set - Audi B5/B6/B7 - M16 Thread - Easily allows the removal of front axles when converting your B5/B6/B7 to RWD (rear wheel drive) from Quattro - ECS - Audi

Easily allows the removal of front axles when converting your B5/B6/B7 to RWD (rear wheel drive) from Quattro 10X Entries Into Our F80 M3 Sweepstakes
From VIN 8D-1-050001, split is in the 2001 model year

Brand:
ECS - Corporate Logo
ES#:
4375715
Mfg#:
012417LA01
In Stock
ON SALE! SAVE 25%
$133.99

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

$100.49 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4361432 - IECVA1-1 - IE Race Exhaust Camshaft - IE Race Exhaust Camshaft for 500+ Horsepower Builds! - Integrated Engineering - Audi Volkswagen

IE Race Exhaust Camshaft for 500+ Horsepower Builds!

Brand:
Integrated Engineering - Corporate Logo
ES#:
4361432
Mfg#:
IECVA1-1
Ships in 3 Business Days
$349.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2785581 - 002948ECS01AKT - RA4 Single Mass Flywheel Kit - Engineered to convert your 2.0T A4 clutch to the much more durable RS4 clutch - ECS - Audi

Engineered to convert your 2.0T A4 clutch to the much more durable RS4 clutch 10X Entries Into Our F80 M3 Sweepstakes

To be used with B7 RS4 clutch kits only

Brand:
ECS - Corporate Logo
ES#:
2785581
Mfg#:
002948ECS01AKT
In Stock
ON SALE! SAVE 20%
$871.99

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

$697.59 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4017642 - 200001126 - Competition Intercooler Kit  - The high performance intercooler core provides a 134% larger frontal area and 105% more volume compared to the stock mounted intercooler. - Wagner Tuning - Audi

The high performance intercooler core provides a 134% larger frontal area and 105% more volume compared to the stock mounted intercooler.

Brand:
Wagner Tuning - Corporate Logo
ES#:
4017642
Mfg#:
200001126
Ships on Dec 1, 2026
$1040.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4013557 - 034-106-3031 - 750CC EV14 Bosch Fuel Injector - Priced Each - The most advanced injector we offer. - Bosch - Audi

The most advanced injector we offer. We Price Match - Give Us A Call or Chat!

Brand:
Bosch - Corporate Logo
ES#:
4013557
Mfg#:
034-106-3031
Ships in 3 Business Days
$127.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4017057 - B7A4PWRPK - Build Your Own Power Package - Audi B7 A4 2.0T - Go from mild to wild! Select the options you want for your build. - Assembled By ECS - Audi

Go from mild to wild! Select the options you want for your build. 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Assembled By ECS - Corporate Logo
ES#:
4017057
Mfg#:
B7A4PWRPK
Ships on May 24, 2027
ON SALE!
Starting at $0.00 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

ECS Tuning is not affiliated with any automobile manufacturers.
Manufacturer names and/or part numbers are used only for identification purposes.

Terms of Use Privacy Policy Your Privacy Choices Cookie Policy ECS Tuning is part of Enthusiast Auto Holdings