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

Menu

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

Audi B8/B8.5 S5 Quattro V8 4.2L

    • 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
garage-red
Your Vehicle Audi B8/B8.5 S5 Quattro V8 4.2L
Your Vehicle Audi B8/B8.5 S5 Quattro V8 4.2L
Change Clear

Audi B8/B8.5 S5 Quattro V8 4.2L Performance Parts & Upgrades

Sort By
Filter By
Return to Top

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
Ships in 1 Business Day
$51.99 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 Into Our F80 M3 Sweepstakes
Fits OEM wheels, or wheels that use OEM ball seat wheel bolts

Brand:
ECS - Corporate Logo
ES#:
2177180
Mfg#:
6-ECS-015
Ships on Dec 7, 2026
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

Rear 2-Piece Drilled & Slotted Brake Rotors - Pair (330x22)

ES#5481837 - 002879ecs01a01KT - Rear 2-Piece Drilled & Slotted Brake Rotors - Pair (330x22) - Direct bolt-on replacement - 25% less weight! - ECS - Audi

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

Brand:
ECS - Corporate Logo
ES#:
5481837
Mfg#:
002879ECS01A01KT
In Stock
ON SALE!
$721.99

This product was last offered at the strikethrough price on
10-28-2026

$700.32 USD
Free Shipping
on orders $49 and up
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 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
$174.95 USD
Free Shipping
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! 10X Entries Into Our F80 M3 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!
$62.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

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
ON SALE! SAVE 19%
$142.00

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

$115.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Rear Differential Carrier Mount Insert Kit

ES#2966689 - 034-505-2016 - Rear Differential Carrier Mount Insert Kit - Installation is very simple, can be performed in minutes, and is completely reversible. - 034Motorsport - Audi

Installation is very simple, can be performed in minutes, and is completely reversible. 2X Entries Into Our F80 M3 Sweepstakes

Brand:
034Motorsport - Corporate Logo
ES#:
2966689
Mfg#:
034-505-2016
Ships in 2 Business Days
$134.00 USD
Free Shipping
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 10X Entries Into Our F80 M3 Sweepstakes
For use with 6-8mm spacers

Brand:
ECS - Corporate Logo
ES#:
2795758
Mfg#:
003901ECS35BB
Ships on Nov 18, 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

Jackal Motorsports Tune - Includes Jackal Tuning Cable

ES#4907825 - B8V8-5 - Jackal Motorsports Tune - Includes Jackal Tuning Cable - Gains up to 30 WHP/50 WTQ over stock, along with increased rev limiter, optional 2-step launch control, and more! - Jackal Motorsports - Audi

Gains up to 30 WHP/50 WTQ over stock, along with increased rev limiter, optional 2-step launch control, and more! For vehicles with manual transmission only

Brand:
Jackal Motorsports - Corporate Logo
ES#:
4907825
Mfg#:
B8V8-5
Ships in 1 Business Day
$660.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Audi Thrust Arm Monoball Upgrade - Pre-Installed in Meyle HD Arms (M12 Ball Joints)

ES#4429964 - 012596LA01 - Audi Thrust Arm Monoball Upgrade - Pre-Installed in Meyle HD Arms (M12 Ball Joints) - Eliminate deflection caused by stock rubber bushings! - ECS - Audi

Eliminate deflection caused by stock rubber bushings! 10X Entries Into Our F80 M3 Sweepstakes

From production date 7/21/2009 up to 11/2/2009 (M12 Ball Joints)

Brand:
ECS - Corporate Logo
ES#:
4429964
Mfg#:
012596LA01
In Stock
ON SALE! SAVE 10%
$732.99

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

$659.69 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Adjustable Front Sway Bar End Links - Pair

ES#2864591 - 034-402-4006 - Adjustable Front Sway Bar End Links - Pair - Replace your flimsy, sloppy OEM sway bar end links with these performance engineered adjustable spherical endlinks - 034Motorsport - Audi

Replace your flimsy, sloppy OEM sway bar end links with these performance engineered adjustable spherical endlinks 2X Entries Into Our F80 M3 Sweepstakes

Brand:
034Motorsport - Corporate Logo
ES#:
2864591
Mfg#:
034-402-4006
Ships in 2 Business Days
$217.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Unitronic Performance Software - Flashed @ ECS

ES#4464758 - 4.2-4V-FSI - Unitronic Performance Software - Flashed @ ECS - Choose the stage that meets your power goals! - Unitronic - Audi Volkswagen

Choose the stage that meets your power goals! This tune requires the vehicle to be dropped off at ECS Tuning's facility in Ohio and picked up the next

Brand:
Unitronic - Corporate Logo
ES#:
4464758
Mfg#:
4.2-4V-FSI
In Stock
Starting at $650.00 USD
Customize
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Cold Air Intake Stage 1

ES#2192982 - CI100023 - Cold Air Intake Stage 1 - Looks as great as it performs - APR - Audi

Looks as great as it performs Call In Or Chat For Best Price!
CARB certified for sale in all 50 states

Brand:
APR - Corporate Logo
ES#:
2192982
Mfg#:
CI100023
EO#:
d-783-2
Back Ordered
ON SALE! SAVE 10%
$716.99

This product was last offered at the strikethrough price on
09-28-2026

$645.26 USD
Free Shipping
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!

Brand:
APR - Corporate Logo
ES#:
3570115
Mfg#:
MS100160
Ships in 3 Business Days
ON SALE! SAVE 10%
$71.99

This product was last offered at the strikethrough price on
09-28-2026

$64.52 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Rear Special Active Shock Absorber Kit

ES#4430378 - 80451265KT - Rear Special Active Shock Absorber 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#:
4430378
Mfg#:
80451265KT
In Stock
ON SALE! SAVE 20%
$322.99

This product was last offered at the strikethrough price on
08-26-2026

$257.25 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Ultimate Shift Kit - Audi B8 A4/A5/S5/S5

ES#2834823 - 004113ECS01KT - Ultimate Shift Kit - Audi B8 A4/A5/S5/S5 - Includes the ECS Adjustable Short Throw Shifter paired with BFI's Heavy Weight SCHWARZ Shift Knob - ECS / BFI - Audi

Includes the ECS Adjustable Short Throw Shifter paired with BFI's Heavy Weight SCHWARZ Shift Knob

Brand:
ECS / BFI
ES#:
2834823
Mfg#:
004113ECS01KT
In Stock
$636.98 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 Your Privacy Choices Cookie Policy ECS Tuning is part of Enthusiast Auto Holdings