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Audi A4 Performance Parts & Upgrades

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Shocks & Struts Set - Heavy Duty

ES#1844097 - b5a4hdlv - Shocks & Struts Set - Heavy Duty - Performance shocks for OE springs - Bilstein - Audi

Performance shocks for OE springs 10X Entries Into Our F80 M3 Sweepstakes

From VIN 8D-1-030000, split is in the 2001 model year

Brand:
Bilstein - Corporate Logo
ES#:
1844097
Mfg#:
B5A4HDLV
Ships in 4 Business Days
$756.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Front Axle Delete Plug Set - Audi B5 A4 - M14 Thread

ES#4491559 - 012417LA02 - Front Axle Delete Plug Set - Audi B5 A4 - M14 Thread - Easily allows the removal of front axles when converting your B5 A4 to RWD (rear wheel drive) from Quattro - ECS - Audi

Easily allows the removal of front axles when converting your B5 A4 to RWD (rear wheel drive) from Quattro 10X Entries Into Our F80 M3 Sweepstakes USE CODE ECS20 IN CART FOR BEST PRICE
Up To VIN 8D-1-050001, split is in the 2001 model year

Brand:
ECS - Corporate Logo
ES#:
4491559
Mfg#:
012417LA02
In Stock
$133.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Front Mount Intercooler Kit - For Big Turbo

ES#3142475 - CTSB6A4FMIC600BT - Front Mount Intercooler Kit - For Big Turbo - Decrease heatsoak with this front mount intercooler - CTS - Audi

Decrease heatsoak with this front mount intercooler

Brand:
CTS - Corporate Logo
ES#:
3142475
Mfg#:
CTSB6A4FMIC600BT
Ships in 8 Business Days
$749.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Front Mount Intercooler Kit - For K03

ES#3046115 - CTSB6A4FMICKIT - Front Mount Intercooler Kit - For K03 - Decrease heatsoak with this front mount intercooler - CTS - Audi

Decrease heatsoak with this front mount intercooler

Brand:
CTS - Corporate Logo
ES#:
3046115
Mfg#:
CTSB6A4FMICKIT
Ships in 8 Business Days
$749.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Stage 1 Performance Chip - With Program Switching (Fully Loaded)

ES#5237 - 20TSTG1CHIP-4 - Stage 1 Performance Chip - With Program Switching (Fully Loaded) - Average gain of 40 HP & 75 LB-FT torque on 93 octane program! - APR - Audi

Average gain of 40 HP & 75 LB-FT torque on 93 octane program! Call In Or Chat For Best Price!
This upgrade can be performed via our Chip & Ship method or the vehicle can be brought to ECS Tuning's fa
Ship your ECU for free, or drive your vehicle to our location

Brand:
APR - Corporate Logo
ES#:
5237
Mfg#:
20TSTG1CHIP-4
In Stock
$749.98 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

JHM Trio Package - Solid Shifter, Linkage and Bushing

ES#4046099 - PKG-B6A45S - JHM Trio Package - Solid Shifter, Linkage and Bushing - Guarantees the ultimate shifting experience! - JH Motorsports - Audi

Guarantees the ultimate shifting experience! For 5-Speed transmission only

Brand:
JH Motorsports - Corporate Logo
ES#:
4046099
Mfg#:
PKG-B6A45S
Ships in 5 Business Days
$374.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

RaceChip GTS Black With App Control

ES#4339092 - 906976 - RaceChip GTS Black With App Control - Get up to +66 hp and +73 lb-ft through a safe and easy to use app-controlled tuning module from RaceChip - Race Chip - Audi Porsche

Get up to +66 hp and +73 lb-ft through a safe and easy to use app-controlled tuning module from RaceChip

Brand:
Race Chip - Corporate Logo
ES#:
4339092
Mfg#:
906976
Ships on Nov 30, 2026
$749.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Adjustable Front Sway Bar End Links - without hardware

ES#3468816 - 034-402-4025 - Adjustable Front Sway Bar End Links - without hardware - Adjust preload on the sway bar, as well as alleviate any sway bar clearance issues caused by lowering your car. - 034Motorsport - Audi

Adjust preload on the sway bar, as well as alleviate any sway bar clearance issues caused by lowering your car. 2X Entries Into Our F80 M3 Sweepstakes

Brand:
034Motorsport - Corporate Logo
ES#:
3468816
Mfg#:
034-402-4025
Ships in 3 Business Days
$249.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Rear Slotted Brake Rotors - Pair (330x22)

ES#4872023 - EMD-33022-PR - Rear Slotted Brake Rotors - Pair (330x22) - Upgrade your looks and performance with a set of slotted rotors! - Emmanuele Design - Audi

Upgrade your looks and performance with a set of slotted rotors!

Brand:
Emmanuele Design - Corporate Logo
ES#:
4872023
Mfg#:
EMD-33022-PR
Ships on Nov 23, 2026
$249.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Sport Spring Set

ES#3545274 - 29061-2KT1 - Sport Spring Set - Unrivaled comfort and performance - H&R - Audi

Unrivaled comfort and performance We Price Match - Give Us A Call or Chat!
Fits Avant models only - Average lowering of 1.2"F 1.2"R

Brand:
H&R - Corporate Logo
ES#:
3545274
Mfg#:
29061-2KT1
In Stock
$439.00

This product was last offered at the strikethrough price on
10-01-2026

$373.15 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Atmospheric Blow-off Valve Spacer

ES#2862882 - CTSDVSPCR - Atmospheric Blow-off Valve Spacer - Direct bolt on spacer without worry of a check-engine light - CTS - Audi Volkswagen

Direct bolt on spacer without worry of a check-engine light

Brand:
CTS - Corporate Logo
ES#:
2862882
Mfg#:
CTSDVSPCR
Ships in 9 Business Days
ON SALE! SAVE 25%
$89.99

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

$67.49 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

BFI B8 Engine Mount Kit (W/Trans Insert) - Stage 1

ES#3991434 - BFI8KSTG1-KIT - BFI B8 Engine Mount Kit (W/Trans Insert) - Stage 1 - Total solution for replacing and upgrading your notoriously weak stock engine mounts for your B8 / B8.5 Audi. - Black Forest Industries - Audi

Total solution for replacing and upgrading your notoriously weak stock engine mounts for your B8 / B8.5 Audi.

Brand:
Black Forest Industries - Corporate Logo
ES#:
3991434
Mfg#:
BFI8KSTG1-KIT
Ships on Dec 1, 2026
$739.99 USD
Free Shipping
on orders $49 and up
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.

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