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Audi S5 Performance Parts & Upgrades

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Audi B8/B8.5 S4/S5 Carbon Fiber Left Side Engine Bay Cover

ES#3570284 - 023149ecs02KT - Audi B8/B8.5 S4/S5 Carbon Fiber Left Side Engine Bay Cover - Cover up unsightly under hood components with carbon fiber style! - ECS - Audi

Cover up unsightly under hood components with carbon fiber style! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
3570284
Mfg#:
023149ECS02KT
Ships on Jun 25, 2026
Auto Notify
ON SALE! SAVE 15%
$236.99

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

$201.36 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Supercharger Inlet Kit - Carbon Fiber - Audi B8 S4/S5 3.0T

ES#2836833 - 000931ecs02aKT - Supercharger Inlet Kit - Carbon Fiber - Audi B8 S4/S5 3.0T - Replace the accordion throttle body hose with a smooth carbon fiber tube - ECS - Audi

Replace the accordion throttle body hose with a smooth carbon fiber tube affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
2836833
Mfg#:
000931ECS02AKT
In Stock
ON SALE! SAVE 15%
$247.99

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

$210.79 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

rear HPS 5.0 Performance Brake Pad Set

ES#2748692 - HB642B.658 - rear HPS 5.0 Performance Brake Pad Set - Next generation high performance street brake pad offering greater stopping power and pedal feel, with very low dust and noise - Hawk - Audi

Next generation high performance street brake pad offering greater stopping power and pedal feel, with very low dust and noise affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Hawk - Corporate Logo
ES#:
2748692
Mfg#:
HB642B.658
In Stock
$151.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Throttle Body Upgrade Kit

ES#3647325 - IEINCG3 - Throttle Body Upgrade Kit - Remove the final power restriction on your 3.0T with an over 20% higher flowing throttle body, fully releasing the complete power potential from your factory supercharger. - Integrated Engineering - Audi

Remove the final power restriction on your 3.0T with an over 20% higher flowing throttle body, fully releasing the complete power potential from your factory supercharger. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 5X Entries For Our 25th Anniversary Sweepstakes!
* Existing IE Dual Pulley Upgrade Required *

Brand:
Integrated Engineering - Corporate Logo
ES#:
3647325
Mfg#:
IEINCG3
In Stock
$879.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

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

ES#4821293 - 025510ECS01KT3 - Audi 3.0T Performance Overdrive Crank Pulley With ECS Performance Kevlar Reinforced Supercharger 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 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
Appropriate stage 2 software is required for use

Brand:
ECS - Corporate Logo
ES#:
4821293
Mfg#:
025510ECS01KT3
Ships on Jun 29, 2026
Auto Notify
$399.98 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Performance Kevlar Reinforced Supercharger Belt

ES#3677878 - 06E903137AB - Performance Kevlar Reinforced Supercharger Belt - Our Red Kevlar accessory Belts are both an aesthetic improvement and a performance alternative to a traditional belt. - ECS - Audi Volkswagen
ECS Tuning recommends this product.

Our Red Kevlar accessory Belts are both an aesthetic improvement and a performance alternative to a traditional belt. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
3677878
Mfg#:
06E903137AB
In Stock
$49.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Front Big Brake Kit - Stage 4 - 2-Piece Rotors (380x34)

ES#2785042 - 003883ECS02KT - Front Big Brake Kit - Stage 4 - 2-Piece Rotors (380x34) - Featuring Black RS5 8-piston calipers, ECS stainless steel lines & Hawk HPS pads - ECS - Audi

Featuring Black RS5 8-piston calipers, ECS stainless steel lines & Hawk HPS pads affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
Please download the installation template to confirm this brake kit will fit behind your factory or after

Brand:
ECS - Corporate Logo
ES#:
2785042
Mfg#:
003883ECS02KT
Ships on Oct 16, 2026
Auto Notify
$4328.99 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

ECS Wheel Spacers - 5mm (Pair)

ES#2167469 - 002411ECS01A05Kt - ECS Wheel Spacers - 5mm (Pair) - Get the right size wheel spacer for your vehicle - ECS - Audi BMW Porsche

Get the right size wheel spacer for your vehicle affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
2167469
Mfg#:
002411ECS01A05KT
In Stock
ON SALE! SAVE 25%
$133.99

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

$100.48 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Audi B8.5 S5 Facelift Carbon Fiber Front Lip

ES#3618909 - 023224ecs01KT - Audi B8.5 S5 Facelift Carbon Fiber Front Lip - Hand-laid carbon fiber to upgrade your exterior styling - ECS - Audi

Hand-laid carbon fiber to upgrade your exterior styling affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Fits Facelift models from the 2012 model year

Brand:
ECS - Corporate Logo
ES#:
3618909
Mfg#:
023224ECS01KT
In Stock
ON SALE! SAVE 10%
$795.15

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

$715.64 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Dynamic+ Braking Package - Stage 1

ES#4879774 - 034-301-0004-DSO - Dynamic+ Braking Package - Stage 1 - The new standard for braking performance upgrades on your B9/B9.5 Audi S4, S5, or SQ5. - 034Motorsport - Audi

The new standard for braking performance upgrades on your B9/B9.5 Audi S4, S5, or SQ5. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
034Motorsport - Corporate Logo
ES#:
4879774
Mfg#:
034-301-0004-DSO
Back Ordered
$2127.00 USD
Free Shipping

DR Series Wheel Spacers (Black) - 12mm (1 Pair)

ES#3618485 - 2455668SW - DR Series Wheel Spacers (Black) - 12mm (1 Pair) - Get a new set of spacers and widen the stance of your vehicle - H&R - Audi MINI Porsche

Get a new set of spacers and widen the stance of your vehicle 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!
Maximum factory hub height of up to 13.5mm. Inside wheel bevel = 4.0 x 45 degrees

Brand:
H&R - Corporate Logo
ES#:
3618485
Mfg#:
2455668SW
In Stock
$109.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Ignition Service Kit

ES#3691949 - 06h905110lkt5KT - Ignition Service Kit - Includes six red top coil packs, OEM spark plugs, and dielectric spark plug boot protector to service your ignition! - Assembled By ECS - Audi

Includes six red top coil packs, OEM spark plugs, and dielectric spark plug boot protector to service your ignition! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
3691949
Mfg#:
06H905110LKT5KT
In Stock
ON SALE!
$321.49 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

034Motorsport 3.0T Supercharger Pulley Upgrade

ES#3432403 - 034-145-Z034 - 034Motorsport 3.0T Supercharger Pulley Upgrade - Increased horsepower and torque throughout the powerband when paired with Stage 2 Performance Software. - 034Motorsport - Audi

Increased horsepower and torque throughout the powerband when paired with Stage 2 Performance Software. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
*3.0 TFSI Performance Software is sold separately and required in order for this pulley to yield a performance benefit.*

Brand:
034Motorsport - Corporate Logo
ES#:
3432403
Mfg#:
034-145-Z034
In Stock
$199.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Wheel Spacer & Bolt Kit - 12.5mm With Ball Seat Bolts

ES#2603075 - 002411ECS02AKT3 - Wheel Spacer & Bolt Kit - 12.5mm With Ball Seat Bolts - Complete kit for two wheels, includes everything you need to install spacers - ECS - Audi

Complete kit for two wheels, includes everything you need to install spacers affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
Fits OEM wheels, or wheels that use OEM ball seat wheel bolts

Brand:
ECS - Corporate Logo
ES#:
2603075
Mfg#:
002411ECS02AKT3
Back Ordered
Auto Notify
ON SALE! SAVE 25%
$164.99

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

$123.52 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Cat-Back Exhaust System - Non-Resonated (Louder)

ES#3240938 - SSXAU657 - Cat-Back Exhaust System - Non-Resonated (Louder) - 2.50" stainless steel with quad GT-90 titanium tips - Milltek Sport - Audi

2.50" stainless steel with quad GT-90 titanium tips affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Fits models without factory rear sports differential

Brand:
Milltek Sport - Corporate Logo
ES#:
3240938
Mfg#:
SSXAU657
Ships in 3 Business Days
$4158.99 USD
This product is lifetime replacement eligible Lifetime Replacement

Billet Aluminum Rear Differential Mount Insert Kit

ES#3509529 - 034-505-2020 - Billet Aluminum Rear Differential Mount Insert Kit - Limits movement of factory rear diff mounts, increasing drivetrain rigidity and response! - 034Motorsport - Audi

Limits movement of factory rear diff mounts, increasing drivetrain rigidity and response! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
034Motorsport - Corporate Logo
ES#:
3509529
Mfg#:
034-505-2020
In Stock
$154.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

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