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Audi B8/B8.5 S4 Quattro 3.0T

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Audi B8/B8.5 S4 Quattro 3.0T Performance Parts & Upgrades

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Power Stop Euro-Stop Premium Front & Rear Brake Kit (345mm/330mm)

ES#4795396 - ESK6141 - Power Stop Euro-Stop Premium Front & Rear Brake Kit (345mm/330mm) - An authentic OE-specification 4-wheel braking solution featuring European-sourced pads, high-carbon smooth Geomet coated rotors, and strict ECE-R90 certification. - Power Stop - Audi

An authentic OE-specification 4-wheel braking solution featuring European-sourced pads, high-carbon smooth Geomet® coated rotors, and strict ECE-R90 certification. Models with 345mm Front & 330mm Rear Rotors

Brand:
Power Stop - Corporate Logo
ES#:
4795396
Mfg#:
ESK6141
Ships in 2 Business Days
ON SALE! SAVE 10%
$483.99

This product was last offered at the strikethrough price on
09-15-2026

$435.26 USD
This product is lifetime replacement eligible Lifetime Replacement

Wheel Spacer & Bolt Kit - 17.5mm With Conical Seat Bolts

ES#2568316 - 6-ECS-023 - Wheel Spacer & Bolt Kit - 17.5mm With Conical Seat Bolts - Complete kit for two wheels, comes with everything you need to install spacers on your aftermarket wheels - ECS - Audi

Complete kit for two wheels, comes with everything you need to install spacers on your aftermarket wheels 10X Entries Into Our F80 M3 Sweepstakes
Fits most aftermarket wheels that use conical seat wheel bolts

Brand:
ECS - Corporate Logo
ES#:
2568316
Mfg#:
6-ECS-023
In Stock
ON SALE! SAVE 25%
$192.99

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

$144.74 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

B8 S4 Carbon Fiber Left Side Engine Bay Cover - Red Carbon/Kevlar

ES#3638701 - 023149ECS02-02KT - B8 S4 Carbon Fiber Left Side Engine Bay Cover - Red Carbon/Kevlar - Cover up unsightly under hood components with red carbon fiber and kevlar style! - ECS - Audi

Cover up unsightly under hood components with red carbon fiber and kevlar style! 10X Entries Into Our F80 M3 Sweepstakes

Brand:
ECS - Corporate Logo
ES#:
3638701
Mfg#:
023149ECS02-02KT
In Stock
ON SALE! SAVE 10%
$234.99

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

$211.49 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

EMD Auto 20mm Wheel Spacers - Pair

ES#4043208 - EMDSPACER20665 - EMD Auto 20mm Wheel Spacers - Pair - Manufactured out of high quality 6061-T6 aluminum, and black anodized for corrosion resistance - 5x112, 66.5 Center Bore - Emmanuele Design - Audi

Manufactured out of high quality 6061-T6 aluminum, and black anodized for corrosion resistance - 5x112, 66.5 Center Bore

Brand:
Emmanuele Design - Corporate Logo
ES#:
4043208
Mfg#:
EMDSPACER20665
In Stock at Vendor
$70.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

BFI B8 Transmission Mount Insert

ES#3604901 - EBFI7838K1001 - BFI B8 Transmission Mount Insert - Reduce wheel hop and put more power to the ground! - Black Forest Industries - Audi

Reduce wheel hop and put more power to the ground!

Brand:
Black Forest Industries - Corporate Logo
ES#:
3604901
Mfg#:
EBFI7838K1001
Ships in 2 Business Days
$59.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Rennline Wheel Spacer Kit

ES#5424594 - LS28 - Rennline Wheel Spacer Kit - Includes one pair of wheel spacers with extended lug bolts - Rennline - Audi Porsche

Includes one pair of wheel spacers with extended lug bolts

Brand:
Rennline - Corporate Logo
ES#:
5424594
Mfg#:
LS28
Ships in 3 Business Days
Starting at $205.00 USD
Customize
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Special Active Front Strut Kit

ES#4430367 - 824512642KT - Special Active Front Strut Kit - Superior handling without compromising ride quality - Koni - Audi

Superior handling without compromising ride quality Vehicles equipped with Electronic Damping Control (EDC) will lose factory shock damping and receive a system error code

Brand:
Koni - Corporate Logo
ES#:
4430367
Mfg#:
824512642KT
In Stock
$405.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Unitronic Supercharger Pulley Kit For 3.0TFSI

ES#4821282 - UH016BTA - Unitronic Supercharger Pulley Kit For 3.0TFSI - Unitronic's Supercharger Pulley Upgrade effectively raises boost levels by increasing the speed in which the supercharger spins. - Unitronic - Audi

Unitronic's Supercharger Pulley Upgrade effectively raises boost levels by increasing the speed in which the supercharger spins.

Brand:
Unitronic - Corporate Logo
ES#:
4821282
Mfg#:
UH016BTA
Ships in 3 Business Days
$199.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Audi 3.0T Performance Overdrive Crank Pulley With Belt - 187.3mm - For Use With Supercharger Pulley Upgrade

ES#4056962 - 025510ecs01KT - Audi 3.0T Performance Overdrive Crank Pulley With Belt - 187.3mm - For Use With Supercharger Pulley Upgrade - Spin the supercharger faster without affecting the accessory drive system - ECS - Audi Volkswagen Porsche

Spin the supercharger faster without affecting the accessory drive system 10X Entries Into Our F80 M3 Sweepstakes
Appropriate stage 2 software is required for use

Brand:
ECS - Corporate Logo
ES#:
4056962
Mfg#:
025510ECS01KT
Ships in 2 Business Days
$398.98

This product was last offered at the strikethrough price on
08-31-2026

$386.30 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

BFI Audi B8 Complete Engine Mount - Stage 2 - Priced Each

ES#3991439 - EBFI708K002 - BFI Audi B8 Complete Engine Mount - Stage 2 - Priced Each - 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#:
3991439
Mfg#:
EBFI708K002
Ships on Oct 12, 2026
$379.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

CTS Turbo Supercharger Crank Pulley Upgrade - 180mm

ES#3438174 - CTS-HW-266-180 - CTS Turbo Supercharger Crank Pulley Upgrade - 180mm - Larger diameter pulley increases the speed at which the supercharger spins, increasing the boost pressure output - CTS - Audi Porsche

Larger diameter pulley increases the speed at which the supercharger spins, increasing the boost pressure output *NOTE: This kit must be used with appropriate "Stage 2" performance software.

Brand:
CTS - Corporate Logo
ES#:
3438174
Mfg#:
CTS-HW-266-180
Special Order: No Guaranteed ETA
$379.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Rear GD Sport Rotors - Pair (330x22)

ES#2621910 - GD1846 - Rear GD Sport Rotors - Pair (330x22) - Upgrade to a slotted/dimpled rotor for improved braking - EBC - Audi

Upgrade to a slotted/dimpled rotor for improved braking 2X Entries Into Our F80 M3 Sweepstakes

Brand:
EBC - Corporate Logo
ES#:
2621910
Mfg#:
GD1846
Ships in 2 Business Days
5% off MSRP

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

$396.99

This product was last offered at the strikethrough price on
09-17-2026

$376.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Front Cross Drilled Brake Rotors - Pair - (345x30)

ES#4067190 - 4g0615301aeKT - Front Cross Drilled Brake Rotors - Pair - (345x30) - Upgrade your stopping power - Zimmermann - Audi

Upgrade your stopping power We Price Match - Give Us A Call or Chat!

Brand:
Zimmermann - Corporate Logo
ES#:
4067190
Mfg#:
4G0615301AEKT
Ships in 2 Business Days
ON SALE! SAVE 16%
$442.99

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

$373.95 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Rennline Heel/Toe Throttle Extension - Silver

ES#2840461 - PE75HSILVER - Rennline Heel/Toe Throttle Extension - Silver - Pedal extensions to customize your driving experience - Rennline - Audi Volkswagen

Pedal extensions to customize your driving experience

Brand:
Rennline - Corporate Logo
ES#:
2840461
Mfg#:
PE75HSILVER
Ships in 5 Business Days
$53.00 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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