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Audi S4 Most Popular Parts

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Performance Kevlar Reinforced Supercharger Belt

ES#4043248 - 7PK1300ECS - 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
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!
For use with 187.3mm crank pulley & 57.6mm supercharger pulley only

Brand:
ECS - Corporate Logo
ES#:
4043248
Mfg#:
7PK1300ECS
Ships on Jun 29, 2026
Auto Notify
$61.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Purge Control Valve Solenoid Valve

ES#3693642 - 06M133240CG - Purge Control Valve Solenoid Valve - Rear most purge Valve and line with T fitting that connects to the turbo and non-return-valve - Genuine Volkswagen Audi - Audi

Rear most purge Valve and line with T fitting that connects to the turbo and non-return-valve affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
3693642
Mfg#:
06M133240CG
In Stock
2% off MSRP

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

$158.99

This product was last offered at the strikethrough price on
06-08-2026

$155.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Front & Rear RedStuff Performance Brake Pad Kit

ES#2593799 - DP31986CKT - Front & Rear RedStuff Performance Brake Pad Kit - Restore your braking power on all four corners with upgraded pads! - EBC - Audi

Restore your braking power on all four corners with upgraded pads! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
EBC - Corporate Logo
ES#:
2593799
Mfg#:
DP31986CKT
In Stock
$393.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

DL501 S-Tronic / DSG Clutch Pack

ES#2563512 - 0B5141030F - DL501 S-Tronic / DSG Clutch Pack - Genuine Volkswagen Audi - Audi

affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For vehicles with 7 speed transmission

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2563512
Mfg#:
0B5141030F
Ships on Jun 24, 2026
4% off MSRP

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

$1974.99

This product was last offered at the strikethrough price on
06-08-2026

$1890.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Complete Front Control Arm Kit

ES#2795511 - 4D0407505HKT - Complete Front Control Arm Kit - Includes all front control arms and hardware - plus tie rod ends and sway bar end links! - Vaico - Audi Volkswagen

Includes all front control arms and hardware - plus tie rod ends and sway bar end links! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
Vaico - Corporate Logo
ES#:
2795511
Mfg#:
4D0407505HKT
In Stock at Vendor
$690.99

This product was last offered at the strikethrough price on
05-07-2026

$671.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

440cc Fuel Injectors - Set Of Six

ES#1895511 - 0280155968 - 440cc Fuel Injectors - Set Of Six - A drop-in injector commonly referred to as 'Green Giants' - Bosch - Audi

A drop-in injector commonly referred to as 'Green Giants' affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
Bosch - Corporate Logo
ES#:
1895511
Mfg#:
0280155968
In Stock
$251.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Complete Valve Cover Gasket Kit

ES#259658 - 078996025 - Complete Valve Cover Gasket Kit - Everything you need to reseal leaky valve covers - Assembled By ECS - Audi Volkswagen

Everything you need to reseal leaky valve covers 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#:
259658
Mfg#:
078996025
In Stock
ON SALE! SAVE 23%
$131.99

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

$102.01 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

RacingLine Higher Output Ignition Coils - Blue - Set Of Six

ES#4708312 - VWR900000-6KT - RacingLine Higher Output Ignition Coils - Blue - Set Of Six - Delivers greater energy output, ensuring a stronger and more consistent spark. A simple plug-and-play upgrade over the OE factory coils. - Racingline - Audi

Delivers greater energy output, ensuring a stronger and more consistent spark. A simple plug-and-play upgrade over the OE factory coils. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Racingline - Corporate Logo
ES#:
4708312
Mfg#:
VWR900000-6KT
Ships in 1-2 days
$330.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Front Euro Ceramic Brake Pad Set (EUR1322)

ES#2569618 - 8K0698151H - Front Euro Ceramic Brake Pad Set (EUR1322) - Restore stopping power with new ceramic pads - Akebono - Audi
ECS Tuning recommends this product.

Restore stopping power with new ceramic pads affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Akebono - Corporate Logo
ES#:
2569618
Mfg#:
8K0698151H
In Stock at Vendor
$135.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Heavy Duty Rubber Rear Shock Mount - Priced Each

ES#4681138 - 049313LA01 - Heavy Duty Rubber Rear Shock Mount - Priced Each - Enhance longevity and improve your Audi or Porsche's handling with our in-house designed HD rubber shock mount! - ECS - Audi Porsche

Enhance longevity and improve your Audi or Porsche's handling with our in-house designed HD rubber shock mount! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
4681138
Mfg#:
049313LA01
In Stock
ON SALE! SAVE 15%
$50.99

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

$43.34 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

19" A02 Wheels - Bronze - Set Of Four

ES#4629210 - whl00039KT - 19" A02 Wheels - Bronze - Set Of Four - 19x8.5" ET45 5X112 - Bronze - APR - Audi BMW Volkswagen MINI

19x8.5" ET45 5X112 - Bronze 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!

Wheel spacers may be necessary to clear brake calipers

Brand:
APR - Corporate Logo
ES#:
4629210
Mfg#:
WHL00039KT
Back Ordered
Auto Notify
$1535.99 USD
This product is lifetime replacement eligible Lifetime Replacement

Heavy Duty Hex Bolt - Priced Each

ES#2642966 - N10127707 - Heavy Duty Hex Bolt - Priced Each - Used in various locations on your vehicle. M8x26 - Vaico - Audi Volkswagen

Used in various locations on your vehicle. M8x26 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!
Secures the rear sway bar bracket to the rear subframe

Brand:
Vaico - Corporate Logo
ES#:
2642966
Mfg#:
N10127707
In Stock
$6.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Copper Drain Plug Washer - Priced Each

ES#2857525 - N138492 - Copper Drain Plug Washer - Priced Each - Replace with every oil service to prevent leaks. M14x20x1.5 - Victor Reinz - Audi Volkswagen

Replace with every oil service to prevent leaks. M14x20x1.5 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Victor Reinz - Corporate Logo
ES#:
2857525
Mfg#:
N138492
In Stock
$4.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

JHM HD Overdrive Lightweight Supercharger Crank Pulley (207mm)

ES#4135769 - 06E105251F-207mm - JHM HD Overdrive Lightweight Supercharger Crank Pulley (207mm) - Eliminates the problematic two-piece design and rubber isolator found in the stock crank pulley while reducing the mass of the motor's rotating assembly. - JH Motorsports - Audi Volkswagen Porsche

Eliminates the problematic two-piece design and rubber isolator found in the stock crank pulley while reducing the mass of the motor's rotating assembly. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
*To be used with 'Stage 2' software or software specific to a supercharger crank pulley upgrade*

Brand:
JH Motorsports - Corporate Logo
ES#:
4135769
Mfg#:
06E105251F-207MM
Ships in 3 Business Days
$364.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Density Line Lower Control Arm Kit

ES#3183551 - 034-401-1021 - Density Line Lower Control Arm Kit - Upgraded rubber bushings to offer a substantial performance increase over the worn factory parts - 034Motorsport - Audi

Upgraded rubber bushings to offer a substantial performance increase over the worn factory parts affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
034Motorsport - Corporate Logo
ES#:
3183551
Mfg#:
034-401-1021
In Stock
$414.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

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