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Audi S4 Performance Parts & Upgrades

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JHM Front Mount Intercooler (FMIC) Kit - Black Couplers

ES#4046061 - FMICB5S4-BLACK - JHM Front Mount Intercooler (FMIC) Kit - Black Couplers - Tested and ran in JHM's record setting B5 S4 - Reduces charge temperatures and increases power - Proven real world performer! - JH Motorsports - Audi

Tested and ran in JHM's record setting B5 S4 - Reduces charge temperatures and increases power - Proven real world performer!

Brand:
JH Motorsports - Corporate Logo
ES#:
4046061
Mfg#:
FMICB5S4-BLACK
Ships on Nov 10, 2026
$789.99 USD
This product is lifetime replacement eligible Lifetime Replacement

034 Motorsport 2.5mm Wheel Spacer - Pair

ES#4751520 - 034-604-7019 - 034 Motorsport 2.5mm Wheel Spacer - Pair - 2.5mm Wheel Spacer Pair is designed to fit most Audi & BMW vehicles with a 66.6mm center bore and 5x112mm wheel bolt patterns. - 034Motorsport - Audi

2.5mm Wheel Spacer Pair is designed to fit most Audi & BMW vehicles with a 66.6mm center bore and 5x112mm wheel bolt patterns. 2X Entries Into Our F80 M3 Sweepstakes

Brand:
034Motorsport - Corporate Logo
ES#:
4751520
Mfg#:
034-604-7019
In Stock
$49.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Supertech Inconel Exhaust Valve Kit

ES#3647475 - ST-AEVI-1103SKT1 - Supertech Inconel Exhaust Valve Kit - Stock sized valve head diameter, single groove keeper setup for high RPM use - Includes Supertech valves, single groove keepers and IE valve seals - Assembled By ECS - Audi

Stock sized valve head diameter, single groove keeper setup for high RPM use - Includes Supertech valves, single groove keepers and IE valve seals 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Assembled By ECS - Corporate Logo
ES#:
3647475
Mfg#:
ST-AEVI-1103SKT1
Back Ordered
$779.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Rear Upper Control Arm Bushing Set - Inner - Race

ES#2650527 - PFR3-209Bx4 - Rear Upper Control Arm Bushing Set - Inner - Race - Improves handling and control - Upgrade to a more engaging driving experience - Powerflex Black Series - Audi

Improves handling and control - Upgrade to a more engaging driving experience

Brand:
Powerflex Black Series - Corporate Logo
ES#:
2650527
Mfg#:
PFR3-209BX4
Ships in 2 Business Days
$129.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

CTS Transmission Mount Insert

ES#3410473 - CTS-HW-0249 - CTS Transmission Mount Insert - Eliminate excess drivetrain slop and movement without additional NVH - CTS - Audi

Eliminate excess drivetrain slop and movement without additional NVH

Brand:
CTS - Corporate Logo
ES#:
3410473
Mfg#:
CTS-HW-0249
Ships in 8 Business Days
ON SALE! SAVE 20%
$59.99

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

$47.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

BFI B8 Engine Mount Kit (W/Trans Insert) - Stage 2

ES#3991436 - BFI8KSTG2-KIT - BFI B8 Engine Mount Kit (W/Trans Insert) - Stage 2 - 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#:
3991436
Mfg#:
BFI8KSTG2-KIT
Ships on Nov 17, 2026
$759.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

SuperDuper Charger 84mm Throttle Body System

ES#4390845 - 034-108-1902 - SuperDuper Charger 84mm Throttle Body System - Spercharge the performance of your B8/8.5 Audi S4/S5 with the 034Motorsport SuperDuper Charger 84mm Throttle Body System! - 034Motorsport - Audi

Süpercharge the performance of your B8/8.5 Audi S4/S5 with the 034Motorsport SuperDuper Charger 84mm Throttle Body System! 2X Entries Into Our F80 M3 Sweepstakes
034Motorsport Dynamic+ Tuning stage 2+ is required to safely run this throttle body.

Brand:
034Motorsport - Corporate Logo
ES#:
4390845
Mfg#:
034-108-1902
Ships in 3 Business Days
$754.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Rear Sport Shock Absorber - Priced Each

ES#2574594 - 80401283SPORT - Rear Sport Shock Absorber - Priced Each - Adjustable shocks designed to be used with aggressive lowering springs - Koni - Audi

Adjustable shocks designed to be used with aggressive lowering springs

Brand:
Koni - Corporate Logo
ES#:
2574594
Mfg#:
80401283SPORT
In Stock at Vendor
$188.30 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Sport Shocks & Struts Kit

ES#650 - BE3-6213.6214 - Sport Shocks & Struts Kit - Recommended for cars with lowering springs - Bilstein - Audi

Recommended for cars with lowering springs 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Bilstein - Corporate Logo
ES#:
650
Mfg#:
BE3-6213.6214
In Stock
$894.99

This product was last offered at the strikethrough price on
07-29-2026

$752.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

SuperDuper Turbo Inlet Pipe + P34 SuperDuper Conversion Kit

ES#4642913 - 034-108-5043 - SuperDuper Turbo Inlet Pipe + P34 SuperDuper Conversion Kit - Includes conversion kit to to convert your P34 Intake from a stock turbo sized inlet to our larger SuperDuper Turbo Inlet Pipe. - 034Motorsport - Audi

Includes conversion kit to to convert your P34 Intake from a stock turbo sized inlet to our larger SuperDuper Turbo Inlet Pipe. 2X Entries Into Our F80 M3 Sweepstakes

Brand:
034Motorsport - Corporate Logo
ES#:
4642913
Mfg#:
034-108-5043
In Stock
$250.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

034Motorsport Wheel Spacer Pair - 20mm

ES#3618561 - 034-604-7008 - 034Motorsport Wheel Spacer Pair - 20mm - Designed to fit most Audi & Volkswagen vehicles with a 57.1mm center bore and 5x112mm wheel bolt patterns - 034Motorsport - Audi Volkswagen

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#:
3618561
Mfg#:
034-604-7008
Ships in 3 Business Days
$125.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

RaceChip GTS Black

ES#4339359 - 917365 - RaceChip GTS Black - Get up to +66 hp and +52 lb-ft through a safe and easy to use tuning module from RaceChip - Race Chip - Audi

Get up to +66 hp and +52 lb-ft through a safe and easy to use tuning module from RaceChip

Brand:
Race Chip - Corporate Logo
ES#:
4339359
Mfg#:
917365
Ships on Nov 16, 2026
$749.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Audi B9 A4/S4 Carbon Fiber Front Lip Spoiler & Grille Accent Set

ES#5470749 - 019196ECSEBKT - Audi B9 A4/S4 Carbon Fiber Front Lip Spoiler & Grille Accent Set - Hand-laid carbon fiber to upgrade your exterior styling - Enthusiast Bundles - Audi

Hand-laid carbon fiber to upgrade your exterior styling Don't See A Bundle You Want - Give Us A Call Or Chat - We Will Make One!

Brand:
Enthusiast Bundles - Corporate Logo
ES#:
5470749
Mfg#:
019196ECSEBKT
Ships on Nov 30, 2026
ON SALE!
$749.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

B5 A4/S4 Master LED Interior Lighting Kit

ES#2207808 - B5LEDKIT - B5 A4/S4 Master LED Interior Lighting Kit - Transform your complete interior in minutes with new LED interior bulbs from Ziza - ZiZa - Audi

Transform your complete interior in minutes with new LED interior bulbs from Ziza 10X Entries Into Our F80 M3 Sweepstakes

Brand:
ZiZa - Corporate Logo
ES#:
2207808
Mfg#:
B5LEDKIT
In Stock
ON SALE! SAVE 50%
$114.99

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

$57.50 USD
Free Shipping
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

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