Shop Our Clearance Sale - Up To 80% Off FREE SHIPPING on Orders $49+ *exclusions apply
affirm financing terms & conditions

Menu

Call Us330-331-2003 ChatLive Chat Text Us!
0 Shopping Cart
Your Vehicle Clear

Audi B8/B8.5 S5 Quattro 3.0T Coupe

    • Audi
    • BMW
    • Mercedes Benz
    • MINI
    • Porsche
    • Volkswagen

Saved Vehicles

My Vehicles
You currently have no stored vehicles.

Recent Vehicles

Recent Vehicles Manage Vehicles

You currently have no recent vehicles.

We'll automatically keep fully selected vehicles here for your convenience.

Call Us330-331-2003 ChatLive Chat Text Us!
Track My Order View Order History Submit a Return Contact Us Wholesale Information Lifetime Replacement Returns and Warranty Information
0
Call Us330-331-2003 ChatLive Chat Text Us!
Track My Order View Order History Submit a Return Contact Us Wholesale Information Lifetime Replacement Returns and Warranty Information
Cancel
0
Sales & Specials
Enter Your Vehicle
affirm financing terms & conditions
garage-red
Your Vehicle Audi B8/B8.5 S5 Quattro 3.0T Coupe
Your Vehicle Audi B8/B8.5 S5 Quattro 3.0T Coupe
Change Clear

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

Sort By
Filter By
Return to Top

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 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 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

IE Performance TCU Tune

ES#3579785 - iesocgw1 - IE Performance TCU Tune - Increased power, higher RPM limit, faster shifts, optimized shift points, and adjustable launch control - Integrated Engineering - Audi

Increased power, higher RPM limit, faster shifts, optimized shift points, and adjustable launch control affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 5X Entries For Our 25th Anniversary Sweepstakes!
Perform tune in minutes from the comfort of your own driveway! Only available for purchase in the United States and Canada.
For vehicles with DSG transmission only

Brand:
Integrated Engineering - Corporate Logo
ES#:
3579785
Mfg#:
IESOCGW1
In Stock
ON SALE! SAVE 10%
$878.99

This product was last offered at the strikethrough price on
06-25-2026

$791.09 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

H&R Quick-Safe Stud Conversion Kit

ES#2731486 - Q-SPack45-40 - H&R Quick-Safe Stud Conversion Kit - Set of 20 studs. M14 x 1.5 x 40 - H&R - Audi Volkswagen

Set of 20 studs. M14 x 1.5 x 40 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
H&R - Corporate Logo
ES#:
2731486
Mfg#:
Q-SPACK45-40
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.

$174.95

This product was last offered at the strikethrough price on
07-03-2026

$157.45 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. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Black Forest Industries - Corporate Logo
ES#:
3991436
Mfg#:
BFI8KSTG2-KIT
Ships on Jul 27, 2026
$759.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

LED Reverse Light Kit

ES#2996217 - 003276ECS01 - LED Reverse Light Kit - Illuminate the path behind you with these bright LED's from Ziza! - ZiZa - Audi

Illuminate the path behind you with these bright LED's from Ziza! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
For vehicles from the 2013 model year only (B8.5 models only)

Brand:
ZiZa - Corporate Logo
ES#:
2996217
Mfg#:
003276ECS01
In Stock
ON SALE! SAVE 10%
$69.99

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

$62.99 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! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 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! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 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 1-2 days
$749.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

BFI B8 Engine Mount Kit (W/Trans Insert) - Stage 1

ES#3991434 - BFI8KSTG1-KIT - BFI B8 Engine Mount Kit (W/Trans Insert) - Stage 1 - 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. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Black Forest Industries - Corporate Logo
ES#:
3991434
Mfg#:
BFI8KSTG1-KIT
Ships on Jul 27, 2026
$739.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

BFI Audi B8 Complete Engine Mount - Stage 1 - Priced Each

ES#3991437 - EBFI708K001 - BFI Audi B8 Complete Engine Mount - Stage 1 - 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. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Black Forest Industries - Corporate Logo
ES#:
3991437
Mfg#:
EBFI708K001
Ships on Jul 27, 2026
$369.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Ball Seat Locking Wheel Bolt Kit

ES#2795758 - 003901ECS35BB - Ball Seat Locking Wheel Bolt Kit - Black zinc coated wheel lock bolts made specifically for OE wheels. M14x1.5x35mm - ECS - Audi Volkswagen

Black zinc coated wheel lock bolts made specifically for OE wheels. M14x1.5x35mm affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
For use with 6-8mm spacers

Brand:
ECS - Corporate Logo
ES#:
2795758
Mfg#:
003901ECS35BB
Ships on Jul 22, 2026
ON SALE! SAVE 25%
$88.99

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

$66.74 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Wheel Spacer Kit - 15mm (1 Pair)

ES#3570123 - MS100168 - Wheel Spacer Kit - 15mm (1 Pair) - 15mm spacers to perfectly dial in your stance or clear your big brake kit! - APR - Audi

15mm spacers to perfectly dial in your stance or clear your big brake kit! Call In Or Chat For Best Price! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 5X Entries For Our 25th Anniversary Sweepstakes!

Brand:
APR - Corporate Logo
ES#:
3570123
Mfg#:
MS100168
Ships in 4 Business Days
$89.99 USD
Free Shipping
on orders $49 and up
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! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 5X Entries For Our 25th Anniversary Sweepstakes!

Brand:
APR - Corporate Logo
ES#:
3570115
Mfg#:
MS100160
Ships in 3 Business Days
11% off MSRP

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

$80.99

This product was last offered at the strikethrough price on
07-03-2026

$71.99 USD
Free Shipping
on orders $49 and up
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 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Race Chip - Corporate Logo
ES#:
4339360
Mfg#:
917366
Ships in 3 Business Days
ON SALE! SAVE 10%
$799.00

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

$719.10 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Unitronic DSG Performance Software - With UniCONNECT+ Cable

ES#4389401 - 30TFSI-DSG-UC - Unitronic DSG Performance Software - With UniCONNECT+ Cable - Choose the stage that meets your power goals! - Unitronic - Audi

Choose the stage that meets your power goals! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms Buy Unitronic Software 6/22/26 - 7/10/26 for a chance to win your Software & UniCONNECT+ Cable for FREE!
This tune can be performed at home with the included UniCONNECT+ cable. Only available for purchase in th

Brand:
Unitronic - Corporate Logo
ES#:
4389401
Mfg#:
30TFSI-DSG-UC
In Stock
ON SALE!
Starting at $714.99 USD
Customize
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Unitronic Performance Software - With UniCONNECT+ Cable

ES#4381906 - 30TFSI-D-UC - Unitronic Performance Software - With UniCONNECT+ Cable - Choose the stage that meets your power goals! - Unitronic - Audi

Choose the stage that meets your power goals! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms Buy Unitronic Software 6/22/26 - 7/10/26 for a chance to win your Software & UniCONNECT+ Cable for FREE!
This tune can be performed at home with the included UniCONNECT+ cable. Only available for purchase in th

Brand:
Unitronic - Corporate Logo
ES#:
4381906
Mfg#:
30TFSI-D-UC
In Stock
ON SALE!
Starting at $714.99 USD
Customize
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Rear Lower Control Arm Brace - Audi B8 A4/A5/S4/S5

ES#3478040 - 008050ecs01KT - Rear Lower Control Arm Brace - Audi B8 A4/A5/S4/S5 - Provides additional support to the rear lower control arms for flex reduction to enhance your driving experience - ECS - Audi

Provides additional support to the rear lower control arms for flex reduction to enhance your driving experience affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
3478040
Mfg#:
008050ECS01KT
Ships on Aug 11, 2026
Auto Notify
ON SALE! SAVE 25%
$187.99

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

$140.99 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.

ECS Tuning is not affiliated with any automobile manufacturers.
Manufacturer names and/or part numbers are used only for identification purposes.

Terms of Use Privacy Policy ECS Tuning is part of Enthusiast Auto Holdings