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Audi B8/B8.5 S5 Quattro 3.0T Cabriolet

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Audi B8/B8.5 S5 Quattro 3.0T Cabriolet Performance Parts & Upgrades

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Dynamic+ Billet Adjustable Front Sway Bar End Links

ES#4381944 - 034-402-4033 - Dynamic+ Billet Adjustable Front Sway Bar End Links - Replace your flimsy, imprecise OEM sway bar end links with these performance engineered Dynamic+ Billet Adjustable Front Sway Bar End Links from 034Motorsport - 034Motorsport - Audi

Replace your flimsy, imprecise OEM sway bar end links with these performance engineered Dynamic+ Billet Adjustable Front Sway Bar End Links from 034Motorsport 2X Entries Into Our F80 M3 Sweepstakes

Brand:
034Motorsport - Corporate Logo
ES#:
4381944
Mfg#:
034-402-4033
In Stock
$168.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Track Density Line Motor Mounts Kit

ES#2918007 - 034-509-0048KT - Track Density Line Motor Mounts Kit - Void-free and fluid-free, eliminating the slop associated with the factory mounts - 034Motorsport - Audi

Void-free and fluid-free, eliminating the slop associated with the factory mounts 2X Entries Into Our F80 M3 Sweepstakes

Brand:
034Motorsport - Corporate Logo
ES#:
2918007
Mfg#:
034-509-0048KT
In Stock
$546.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Billet Performance Rear Sway Bar End Links - Audi B8/Porsche Macan

ES#4043135 - 025180ECS02 - Billet Performance Rear Sway Bar End Links - Audi B8/Porsche Macan - Replace the flimsy stock plastic and rubber units - ECS - Audi Porsche

Replace the flimsy stock plastic and rubber units 10X Entries Into Our F80 M3 Sweepstakes

Brand:
ECS - Corporate Logo
ES#:
4043135
Mfg#:
025180ECS02
In Stock
ON SALE! SAVE 20%
$224.99

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

$179.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Bilstein B12 Pro-Kit Suspension System

ES#2983896 - 46-189721 - Bilstein B12 Pro-Kit Suspension System - Expertly matched performance Eibach Pro-line lowering springs and Bilstein shock/strut package for a dramatic increase in performance handling. World-famous Bilstein quality with a limited lifetime warranty! - Bilstein - Audi

Expertly matched performance Eibach Pro-line lowering springs and Bilstein shock/strut package for a dramatic increase in performance handling. World-famous Bilstein quality with a limited lifetime warranty! 10X Entries Into Our F80 M3 Sweepstakes
2X Entries For Our Spin To Win Sweepstakes!

Brand:
Bilstein - Corporate Logo
ES#:
2983896
Mfg#:
46-189721
Ships on Oct 26, 2026
17% off MSRP

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

$1167.00

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

$969.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Street Density Transmission Mount

ES#3199888 - 0345094025 - Street Density Transmission Mount - Improve the performance of the factory transmission mount - 034Motorsport - Audi

Improve the performance of the factory transmission mount 2X Entries Into Our F80 M3 Sweepstakes

Brand:
034Motorsport - Corporate Logo
ES#:
3199888
Mfg#:
0345094025
In Stock
$44.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Audi 3.0T Performance Overdrive Crank Pulley - 187.3mm

ES#4820683 - 025510ECS01 - Audi 3.0T Performance Overdrive Crank Pulley - 187.3mm - 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
10X Entries For Our Spin To Win Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
4820683
Mfg#:
025510ECS01
In Stock
ON SALE! SAVE 25%
$344.99

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

$258.74 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Solid Rear Sway Bar - 25.4mm

ES#2996586 - 034-402-1005 - Solid Rear Sway Bar - 25.4mm - Substantially reduce understeer and body roll - 034Motorsport - Audi

Substantially reduce understeer and body roll 2X Entries Into Our F80 M3 Sweepstakes

Brand:
034Motorsport - Corporate Logo
ES#:
2996586
Mfg#:
034-402-1005
In Stock
$355.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Bilstein B16 DampTronic Suspension System

ES#4390702 - 49-290868 - Bilstein B16 DampTronic Suspension System - Features ride height adjustability with dampers compatible with OE electronic damping systems. - Bilstein - Audi

Features ride height adjustability with dampers compatible with OE electronic damping systems. 10X Entries Into Our F80 M3 Sweepstakes
For vehicles with production date from 7/12/2016 with 53mm front strut body

Brand:
Bilstein - Corporate Logo
ES#:
4390702
Mfg#:
49-290868
Back Ordered
31% off MSRP

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

$3611.00

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

$2499.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

IE Cold Air Intake System

ES#3988103 - IEINCG2A - IE Cold Air Intake System - Add horsepower, torque, sound, and throttle response to your B8/B8.5 S4/S5 - Featuring all new aluminum inlet pipe! - Integrated Engineering - Audi

Add horsepower, torque, sound, and throttle response to your B8/B8.5 S4/S5 - Featuring all new aluminum inlet pipe! Buy Integrated Engineering Software from 9/3/26 - 9/30/26 for a chance to win your Software for FREE!

Brand:
Integrated Engineering - Corporate Logo
ES#:
3988103
Mfg#:
IEINCG2A
In Stock
$439.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Wheel Spacer & Bolt Kit - 10mm With Black Conical Seat Bolts

ES#2748283 - 002411ECS02AKT1 - Wheel Spacer & Bolt Kit - 10mm With Black 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#:
2748283
Mfg#:
002411ECS02AKT1
In Stock
ON SALE!
$152.99

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

$145.34 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

P3 Gauge - Audi A4/S4/RS4/A5/S5/RS5 B8

ES#4070773 - L3P3AB8X - P3 Gauge - Audi A4/S4/RS4/A5/S5/RS5 B8 - Powerful plug-and-play multifunction display. - P3 Gauges - Audi

Powerful plug-and-play multifunction display.

Brand:
P3 Gauges - Corporate Logo
ES#:
4070773
Mfg#:
L3P3AB8X
In Stock
$389.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Wheel Spacer & Bolt Kit - 12.5mm With Black Conical Seat Bolts

ES#2748285 - 002411ECS02AKT7 - Wheel Spacer & Bolt Kit - 12.5mm With Black 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#:
2748285
Mfg#:
002411ECS02AKT7
In Stock
ON SALE! SAVE 25%
$209.99

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

$157.41 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Front Big Brake Kit - Stage 2 - No Pads/Rotors

ES#3677993 - 95b615123fKT - Front Big Brake Kit - Stage 2 - No Pads/Rotors - Upgrade your brake system to the 4-piston Brembo Porsche Macan calipers - ECS - Audi

Upgrade your brake system to the 4-piston Brembo Porsche Macan calipers 10X Entries Into Our F80 M3 Sweepstakes

Brand:
ECS - Corporate Logo
ES#:
3677993
Mfg#:
95B615123FKT
In Stock
$1108.99

This product was last offered at the strikethrough price on
08-04-2026

$1099.99 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

ECS Wheel Spacers - 15mm (Pair)

ES#2603079 - 002411ECS03A15KT - ECS Wheel Spacers - 15mm (Pair) - Improve the look of your vehicle with spacers - ECS - Audi BMW Porsche

Improve the look of your vehicle with spacers 10X Entries Into Our F80 M3 Sweepstakes

Brand:
ECS - Corporate Logo
ES#:
2603079
Mfg#:
002411ECS03A15KT
In Stock
ON SALE! SAVE 25%
$136.99

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

$102.74 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

CTS Air-to-Water Intercooler Upgrade

ES#3617892 - CTS-B8S4-AWIC - CTS Air-to-Water Intercooler Upgrade - Complete replacement for restrictive factory cooler - Reduces intake and coolant temps while maintaining consistent power in extreme conditions! - CTS - Audi

Complete replacement for restrictive factory cooler - Reduces intake and coolant temps while maintaining consistent power in extreme conditions! *Fits models without adaptive suspension*

Brand:
CTS - Corporate Logo
ES#:
3617892
Mfg#:
CTS-B8S4-AWIC
In Stock
$559.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Front 2-Piece Brake Rotors - Pair (345x30)

ES#2602983 - 000690ECS01AKT - Front 2-Piece Brake Rotors - Pair (345x30) - Direct bolt-on replacement - 25% less weight! - ECS - Audi Porsche

Direct bolt-on replacement - 25% less weight! 10X Entries Into Our F80 M3 Sweepstakes

Brand:
ECS - Corporate Logo
ES#:
2602983
Mfg#:
000690ECS01AKT
Ships on Feb 22, 2027
ON SALE! SAVE 10%
$1019.99

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

$917.99 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.

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