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 Parts & Upgrades

Sort By
Filter By
Return to Top
ES#1832445 - FMDVWO34C - Blow Off Valve - Atmospheric - 34mm weld on dual piston atmospheric blow off valve for custom installs - Forge - Audi Volkswagen

34mm weld on dual piston atmospheric blow off valve for custom installs

Brand:
Forge - Corporate Logo
ES#:
1832445
Mfg#:
FMDVWO34C
Back Ordered
$216.99

This product was last offered at the strikethrough price on
11-03-2026

$175.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#3570118 - MS100163 - Wheel Spacer Kit - 6mm (1 Pair)  - 6mm spacers to perfectly dial in your stance or clear your big brake kit! - APR - Audi

6mm spacers to perfectly dial in your stance or clear your big brake kit! Call In Or Chat For Best Price!

Brand:
APR - Corporate Logo
ES#:
3570118
Mfg#:
MS100163
Ships in 6 Business Days
10% off MSRP

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

$97.99

This product was last offered at the strikethrough price on
11-06-2026

$87.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2794454 - IEVTVA1 - Valve Guide - Priced Each - Upgrade to new bronze alloy valve guides - Integrated Engineering - Audi Volkswagen

Upgrade to new bronze alloy valve guides

Brand:
Integrated Engineering - Corporate Logo
ES#:
2794454
Mfg#:
IEVTVA1
Back Ordered
$10.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2748180 - ECS10153KTWB1KT -  ECS Wheel Spacer And Bolt Kit - 4mm With Black Ball Seat Bolts - Comes with everything you need to install spacers on two wheels - ECS - Audi Volkswagen

Comes with everything you need to install spacers on two wheels 10X Entries Into Our F80 M3 Sweepstakes USE CODE ECS20 IN CART FOR BEST PRICE
Please measure your hub protrusion to ensure it will still make contact with the center of the wheel. See

Brand:
ECS - Corporate Logo
ES#:
2748180
Mfg#:
ECS10153KTWB1KT
Ships on Jan 15, 2027
$174.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#250723 - ECS10153KTWB -  ECS Wheel Spacer And Bolt Kit - 4mm With Ball Seat Bolts - Comes with everything you need to install spacers on two wheels - ECS - Audi Volkswagen

Comes with everything you need to install spacers on two wheels 10X Entries Into Our F80 M3 Sweepstakes USE CODE ECS20 IN CART FOR BEST PRICE
Please measure your hub protrusion to ensure it will still make contact with the center of the wheel. See

Brand:
ECS - Corporate Logo
ES#:
250723
Mfg#:
ECS10153KTWB
Ships on Jan 15, 2027
$174.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#2795517 - 8K0411317D - Front Sway Bar End Link - Priced Each - Fits the left and right side - Vaico - Audi

Fits the left and right side We Price Match - Give Us A Call or Chat!

Brand:
Vaico - Corporate Logo
ES#:
2795517
Mfg#:
8K0411317D
Ships in 2 Business Days
$42.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2806944 - 001467ECS01KT5 - Conical Seat Stud Conversion Kit - Make wheel changes faster and easier - ECS - Audi Volkswagen

Make wheel changes faster and easier 10X Entries Into Our F80 M3 Sweepstakes USE CODE ECS20 IN CART FOR BEST PRICE
Includes 2 different length studs for up to 10mm spacers for 2 wheels and 20mm spacers for 2 wheels.

Brand:
ECS - Corporate Logo
ES#:
2806944
Mfg#:
001467ECS01KT5
In Stock
$201.99 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement
ES#5481803 - 201-0152KT - MQB Performance Fuel Lines With Flex Fuel Upgrade - Direct replacement from the fuel pump on the passenger side of the car to an aftermarket MPI system. - Precision Raceworks - Audi Volkswagen

Direct replacement from the fuel pump on the passenger side of the car to an aftermarket MPI system.

Brand:
Precision Raceworks - Corporate Logo
ES#:
5481803
Mfg#:
201-0152KT
In Stock
$169.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2568234 - ECS10159KTWBC -  ECS Wheel Spacer & Bolt Kit - 20mm With Conical Seat Bolts - Includes everything you need to install spacers on two wheels - ECS - Audi Volkswagen

Includes everything you need to install spacers on two wheels 10X Entries Into Our F80 M3 Sweepstakes USE CODE ECS20 IN CART FOR BEST PRICE
Fits most aftermarket wheels that require conical seat wheel bolts

Brand:
ECS - Corporate Logo
ES#:
2568234
Mfg#:
ECS10159KTWBC
Ships in 10 Business Days
$199.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#2568226 - ECS10153KTWBC -  ECS Wheel Spacer & Bolt Kit - 4mm With Conical Seat Bolts - Includes everything you need to install spacers on two wheels - ECS - Audi Volkswagen

Includes everything you need to install spacers on two wheels 10X Entries Into Our F80 M3 Sweepstakes USE CODE ECS20 IN CART FOR BEST PRICE
Please measure your hub protrusion to ensure it will still make contact with the center of the wheel. See

Brand:
ECS - Corporate Logo
ES#:
2568226
Mfg#:
ECS10153KTWBC
Ships on Jan 15, 2027
$168.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#3102836 - 010425ecs01KT2 - Wheel Spacer Flush Fit Kit - Polished Bolts - Includes spacers & Polished bolts to obtain a flush look on your OE 18" wheels - Assembled By ECS - Audi

Includes spacers & Polished bolts to obtain a flush look on your OE 18" wheels 10X Entries Into Our F80 M3 Sweepstakes USE CODE KIT15 IN CART FOR BEST PRICE

Brand:
Assembled By ECS - Corporate Logo
ES#:
3102836
Mfg#:
010425ECS01KT2
In Stock
$209.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#3047945 - 216EVOBO.PSIKT2 - Column Mounted Boost Gauge & Pod Kit - Complete kit to install a steering wheel column pod boost gauge featuring Prosport EVO digital Red or Blue boost gauge - Assembled By ECS - Audi

Complete kit to install a steering wheel column pod boost gauge featuring Prosport EVO digital Red or Blue boost gauge 10X Entries Into Our F80 M3 Sweepstakes USE CODE KIT15 IN CART FOR BEST PRICE

Brand:
Assembled By ECS - Corporate Logo
ES#:
3047945
Mfg#:
216EVOBO.PSIKT2
Ships in 8 Business Days
$164.99 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.

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