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Audi S4 Performance Parts & Upgrades

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Front Sway Bar - 30mm

ES#1876401 - 70361 - Front Sway Bar - 30mm - Adjustable version - H&R - Audi

Adjustable version We Price Match - Give Us A Call or Chat!

Brand:
H&R - Corporate Logo
ES#:
1876401
Mfg#:
70361
Ships in 3 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.

$369.00

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

$332.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Density Line Adjustable Upper Control Arm Kit

ES#3183553 - 034-401-1000-KT - Density Line Adjustable Upper Control Arm Kit - Includes 034Motorsport Density Line adjustable upper control arms & necessary installation hardware - Assembled By ECS - Audi

Includes 034Motorsport Density Line adjustable upper control arms & necessary installation hardware 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Assembled By ECS - Corporate Logo
ES#:
3183553
Mfg#:
034-401-1000-KT
Ships in 1-2 days
$673.99

This product was last offered at the strikethrough price on
08-13-2026

$664.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Front Brake Pad Set

ES#4031335 - 8W0698151N - Front Brake Pad Set - Composite pads that are a great solution for your daily driver. - Textar - Audi

Composite pads that are a great solution for your daily driver.

Brand:
Textar - Corporate Logo
ES#:
4031335
Mfg#:
8W0698151N
Ships in 1-2 days
$340.99

This product was last offered at the strikethrough price on
05-07-2026

$331.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Complete Drop-In Performance Billet Fuel Rail Kit

ES#3419591 - 034-106-7042-S4 - Complete Drop-In Performance Billet Fuel Rail Kit - Includes everything needed to install 034Motorsport Billet Aluminum Fuel Rails on your 2.7T - 034Motorsport - Audi

Includes everything needed to install 034Motorsport Billet Aluminum Fuel Rails on your 2.7T 2X Entries Into Our F80 M3 Sweepstakes
Only fits with factory 2.7T intake manifold - Does not fit RS4 manifold

Brand:
034Motorsport - Corporate Logo
ES#:
3419591
Mfg#:
034-106-7042-S4
Ships in 2 Business Days
$659.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

ECS Wheel Spacers - 7mm (Pair)

ES#2063853 - 002403ECS01A07KT - ECS Wheel Spacers - 7mm (Pair) - Exclusively built for your 57.1mm centerbore VW/Audi - ECS - Audi Volkswagen

Exclusively built for your 57.1mm centerbore VW/Audi 10X Entries Into Our F80 M3 Sweepstakes
Please measure your hub protrusion to ensure it will still make contact with the center of the wheel. See

Brand:
ECS - Corporate Logo
ES#:
2063853
Mfg#:
002403ECS01A07KT
In Stock
ON SALE! SAVE 28%
$100.99

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

$72.79 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Adjustable Front Sway Bar End Links - Pair

ES#2864591 - 034-402-4006 - Adjustable Front Sway Bar End Links - Pair - Replace your flimsy, sloppy OEM sway bar end links with these performance engineered adjustable spherical endlinks - 034Motorsport - Audi

Replace your flimsy, sloppy OEM sway bar end links with these performance engineered adjustable spherical endlinks 2X Entries Into Our F80 M3 Sweepstakes

Brand:
034Motorsport - Corporate Logo
ES#:
2864591
Mfg#:
034-402-4006
Ships in 2 Business Days
$217.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

IE 3.0T Supercharger Pulley Upgrade (4-Bolt Style)

ES#3647603 - IEBAVJ5 - IE 3.0T Supercharger Pulley Upgrade (4-Bolt Style) - Increases the supercharger RPM throughout the full powerband, raising supercharger speed by 7% - Integrated Engineering - Audi

Increases the supercharger RPM throughout the full powerband, raising supercharger speed by 7% *Fits very late model years equipped with 4-bolt style supercharger pulleys - 3.0 TFSI Stage 2 Software is required in order for this pulley to yield a p

Brand:
Integrated Engineering - Corporate Logo
ES#:
3647603
Mfg#:
IEBAVJ5
Ships in 2 Business Days
$216.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Replacement Rear Rotor Rings (330x22) - B9/B9.5 Audi S4/S5

ES#4880725 - 034-304-2008 - Replacement Rear Rotor Rings (330x22) - B9/B9.5 Audi S4/S5 - Replacement Rotor Ring and Hardware Set for the 2-Piece Floating Brake Rotor Upgrade Kit - 034Motorsport - Audi

Replacement Rotor Ring and Hardware Set for the 2-Piece Floating Brake Rotor Upgrade Kit 2X Entries Into Our F80 M3 Sweepstakes

Brand:
034Motorsport - Corporate Logo
ES#:
4880725
Mfg#:
034-304-2008
Ships in 2 Business Days
$650.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Adjustable Rear Tie Rod Set

ES#4701674 - TRS-005 - Adjustable Rear Tie Rod Set - Enables very precise setting of rear geometry settings. A must-have for track or race use! - Verkline - Audi

Enables very precise setting of rear geometry settings. A must-have for track or race use!

Brand:
Verkline - Corporate Logo
ES#:
4701674
Mfg#:
TRS-005
Ships in 1 Business Day
$324.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

034 Motorsport 12.5mm Wheel Spacer - Pair

ES#4751518 - 034-604-7009 - 034 Motorsport 12.5mm Wheel Spacer - Pair - 12.5mm Wheel Spacer Pair is designed to fit most Audi & Volkswagen vehicles with a 57.1mm center bore and 5x112mm wheel bolt patterns. - 034Motorsport - Audi Volkswagen

12.5mm Wheel Spacer Pair is designed to fit most Audi & Volkswagen vehicles with a 57.1mm center bore and 5x112mm wheel bolt patterns. 2X Entries Into Our F80 M3 Sweepstakes

Brand:
034Motorsport - Corporate Logo
ES#:
4751518
Mfg#:
034-604-7009
Back Ordered
$108.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Front Greenstuff Performance Brake Pad Set

ES#4031307 - DP22277 - Front Greenstuff Performance Brake Pad Set - Designed as a mildly upgraded pad, great for an afternoon of sporty driving. - EBC - Audi

Designed as a mildly upgraded pad, great for an afternoon of sporty driving. 2X Entries Into Our F80 M3 Sweepstakes

Brand:
EBC - Corporate Logo
ES#:
4031307
Mfg#:
DP22277
Ships in 1 Business Day
$161.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

550cc Bosch EV14 Fuel Injector - Priced Each

ES#4858179 - 034-106-3030 - 550cc Bosch EV14 Fuel Injector - Priced Each - The Bosch EV14 550cc fires factory-correct dual spray cones with super-fast response and best atomizaton on the market today. - Bosch - Audi

The Bosch EV14 550cc fires factory-correct dual spray cones with super-fast response and best atomizaton on the market today. We Price Match - Give Us A Call or Chat!

Brand:
Bosch - Corporate Logo
ES#:
4858179
Mfg#:
034-106-3030
Ships in 2 Business Days
$107.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Cold Air Intake Stage 1

ES#2192982 - CI100023 - Cold Air Intake Stage 1 - Looks as great as it performs - APR - Audi

Looks as great as it performs Call In Or Chat For Best Price!
CARB certified for sale in all 50 states

Brand:
APR - Corporate Logo
ES#:
2192982
Mfg#:
CI100023
EO#:
d-783-2
Back Ordered
ON SALE! SAVE 10%
$716.99

This product was last offered at the strikethrough price on
09-28-2026

$645.26 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Wheel Spacer Kit - 3mm (1 Pair)

ES#3570115 - MS100160 - Wheel Spacer Kit - 3mm (1 Pair) - 3mm spacers to perfectly dial in your stance or clear your big brake kit! - APR - Audi

3mm 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#:
3570115
Mfg#:
MS100160
Ships in 3 Business Days
ON SALE! SAVE 10%
$71.99

This product was last offered at the strikethrough price on
09-28-2026

$64.52 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

More About Performance Parts & Upgrades

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