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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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Strap Style Tow Hook - Red

ES#4641959 - E313 - Strap Style Tow Hook - Red - Designed to handle any off-track adventure quickly and reliably - Rennline - Audi

Designed to handle any off-track adventure quickly and reliably

Brand:
Rennline - Corporate Logo
ES#:
4641959
Mfg#:
E313
Ships in 3 Business Days
$142.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Carbon Fiber Rear Diffuser

Delivers an unmatched combination of aggressiveness and luxury elegance Fits 2013+ (facelift) models only

Brand:
Deval - Corporate Logo
ES#:
3142815
Mfg#:
D29244
Special Order: No Guaranteed ETA
$850.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Carbon Fiber Rear Diffuser

ES#3142813 - D29234 - Carbon Fiber Rear Diffuser - Delivers an unmatched combination of aggressiveness and luxury elegance - Deval - Audi

Delivers an unmatched combination of aggressiveness and luxury elegance Fits 2008-2012 (pre-facelift) models only

Brand:
Deval - Corporate Logo
ES#:
3142813
Mfg#:
D29234
Special Order: No Guaranteed ETA
$850.00 USD
This product is lifetime replacement eligible Lifetime Replacement

CTS Turbo 3.0T V6 Dual Pulley Upgrade Kit (Press-on - 187mm)

ES#4017694 - CTS-HW-434 - CTS Turbo 3.0T V6 Dual Pulley Upgrade Kit (Press-on - 187mm) - Larger diameter crank pulley & smaller supercharger pulley increases the speed at which the supercharger spins, increasing the boost pressure output - CTS - Audi Porsche

Larger diameter crank pulley & smaller supercharger 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#:
4017694
Mfg#:
CTS-HW-434
Back Ordered
ON SALE! SAVE 20%
$529.99

This product was last offered at the strikethrough price on
07-10-2026

$423.98 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Performance Front Lower Control Arm Bushing Set

ES#4045819 - PFF3-701 - Performance Front Lower Control Arm Bushing Set - Improves handling and control - upgrade to a more engaging driving experience - Powerflex - Audi

Improves handling and control - upgrade to a more engaging driving experience For the straight control arm
For the straight control arm

Brand:
Powerflex - Corporate Logo
ES#:
4045819
Mfg#:
PFF3-701
In Stock
$103.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Wheel Spacer & Bolt Kit - 5mm With Ball Seat Bolts

ES#2177180 - 6-ECS-015 - Wheel Spacer & Bolt Kit - 5mm With Ball Seat Bolts - Get the right size wheel spacer for your Audi - ECS - Audi

Get the right size wheel spacer for your Audi 10X Entries For Our 25th Anniversary Sweepstakes!
Fits OEM wheels, or wheels that use OEM ball seat wheel bolts

Brand:
ECS - Corporate Logo
ES#:
2177180
Mfg#:
6-ECS-015
In Stock
ON SALE! SAVE 25%
$156.99

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

$117.74 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

2-piece Lightweight Front Rotors - Pair (345x30)

ES#4045893 - 1025x345x30 - 2-piece Lightweight Front Rotors - Pair (345x30) - Shaves 11lbs of unsprung weight from the rear of your car while increasing braking performance. - JH Motorsports - Audi Porsche

Shaves 11lbs of unsprung weight from the rear of your car while increasing braking performance.

Brand:
JH Motorsports - Corporate Logo
ES#:
4045893
Mfg#:
1025X345X30
Ships in 10 Business Days
$809.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

CTS Street Sport Engine Mount Kit

ES#4140455 - cts-em-b8-50dKT - CTS Street Sport Engine Mount Kit - 50 Durometer rubber construction - Set of two mounts for left and right sides - CTS - Audi

50 Durometer rubber construction - Set of two mounts for left and right sides

Brand:
CTS - Corporate Logo
ES#:
4140455
Mfg#:
CTS-EM-B8-50DKT
Back Ordered
Auto Notify
$399.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

RaceChip GTS Black With App Control

ES#4339360 - 917366 - RaceChip GTS Black With App Control - Get up to +66 hp and +52 lb-ft through a safe and easy to use app-controlled tuning module from RaceChip - Race Chip - Audi

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

Brand:
Race Chip - Corporate Logo
ES#:
4339360
Mfg#:
917366
Ships in 3 Business Days
$799.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Performance Front & Rear Sway Bar Kit - With Hardware

ES#2561183 - 7005971059KT - Performance Front & Rear Sway Bar Kit - With Hardware - Includes a 30mm front adjustable sway bar & a 24mm rear non-adjustable sway bar with securing hardware - H&R - Audi

Includes a 30mm front adjustable sway bar & a 24mm rear non-adjustable sway bar with securing hardware 10X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
H&R - Corporate Logo
ES#:
2561183
Mfg#:
7005971059KT
Ships in 3 Business Days
$866.99

This product was last offered at the strikethrough price on
07-01-2026

$793.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Performance Polyurethane Front Sway Bar Bushing Set

ES#4305155 - PFF3-204-26 - Performance Polyurethane Front Sway Bar Bushing Set - Stiffer bushings allow sway bars to work at their fullest potential. For use with a 26mm sway bar. - Powerflex - Audi

Stiffer bushings allow sway bars to work at their fullest potential. For use with a 26mm sway bar.

Brand:
Powerflex - Corporate Logo
ES#:
4305155
Mfg#:
PFF3-204-26
In Stock
$51.99 USD
Free Shipping
on orders $49 and up
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 Aug 14, 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! 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 2 Business Days
$754.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

APR Stage I Performance Software - *Fully Loaded

ES#2515366 - S430TSTG14CHP - APR Stage I Performance Software - *Fully Loaded - Gains from 79 AWHP/58 AWTQ on 91 octane up to 103 AWHP/76 AWTQ on 100 octane - APR - Audi

Gains from 79 AWHP/58 AWTQ on 91 octane up to 103 AWHP/76 AWTQ on 100 octane Call In Or Chat For Best Price! 5X Entries For Our 25th Anniversary Sweepstakes!
This upgrade must be performed at ECS Tuning's facility in Ohio.
Vehicle must be brought to ECS Tuning for programming - *Fully loaded multi-program software available for pre-facelift models only (up to 2012 model year) *

Brand:
APR - Corporate Logo
ES#:
2515366
Mfg#:
S430TSTG14CHP
In Stock
$749.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Stage II Software Upgrade - For Customers Without Existing APR Stage I Software

ES#3219312 - 30tfsiupgradeKT1 - Stage II Software Upgrade - For Customers Without Existing APR Stage I Software - APR Supercharger Pulley Software upgrade for customers without existing APR Stage I software - APR - Audi

APR Supercharger Pulley Software upgrade for customers without existing APR Stage I software Call In Or Chat For Best Price! 5X Entries For Our 25th Anniversary Sweepstakes!
For use with the APR Supercharger Pulley Upgrades - This upgrade must be performed at ECS Tuning's facili

Brand:
APR - Corporate Logo
ES#:
3219312
Mfg#:
30TFSIUPGRADEKT1
Ships in 1 day
$749.99 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 in 3 Business Days
$749.00 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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Manufacturer names and/or part numbers are used only for identification purposes.

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