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Audi S4 Performance Engine & Drivetrain Parts

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SuperDuper Turbo Inlet Pipe

ES#4642915 - 034-108-5036 - SuperDuper Turbo Inlet Pipe - Designed to maximize performance for Dynamic+ Stage 3 Hybrid Turbo Tuning Software - 034Motorsport - Audi

Designed to maximize performance for Dynamic+ Stage 3 Hybrid Turbo Tuning Software

Brand:
034Motorsport - Corporate Logo
ES#:
4642915
Mfg#:
034-108-5036
In Stock
$180.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

IE 3.0T High Pressure Fuel Pump (HPFP) Internal Upgrade Kit

ES#4642770 - IEFUVO1 - IE 3.0T High Pressure Fuel Pump (HPFP) Internal Upgrade Kit - IE's HPFP internals upgrade kit for the Audi 3.0TFSI Supercharged engines is perfect for the DIY user looking to upgrade their factory-equipped HPFP pump body with new higher flowing internals - Integrated Engineering - Audi

IE's HPFP internals upgrade kit for the Audi 3.0TFSI Supercharged engines is perfect for the DIY user looking to upgrade their factory-equipped HPFP pump body with new higher flowing internals 5X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Integrated Engineering - Corporate Logo
ES#:
4642770
Mfg#:
IEFUVO1
In Stock
$472.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Stage 2+ Clutch Kit

ES#2779628 - SA303H-3 - Stage 2+ Clutch Kit - Features a full faced, multi-friction disc with a torque rating of 490ft/lbs - Spec Clutches - Audi

Features a full faced, multi-friction disc with a torque rating of 490ft/lbs

Brand:
Spec Clutches - Corporate Logo
ES#:
2779628
Mfg#:
SA303H-3
Ships in 4 Business Days
$1089.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Audi B8/B8.5 S4/S5 3.0T Enclosed Luft-Technik Intake System - Matte Black Textured Lid

ES#4316395 - 006225LA01 - Audi B8/B8.5 S4/S5 3.0T Enclosed Luft-Technik Intake System - Matte Black Textured Lid - Engineered for increased engine performance with show quality looks - ECS - Audi

Engineered for increased engine performance with show quality looks 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
4316395
Mfg#:
006225LA01
Ships on Sep 4, 2026
ON SALE! SAVE 20%
$542.99

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

$434.39 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Street Density Line Transmission Mount

ES#2952012 - 034-509-4001sd - Street Density Line Transmission Mount - Increase performance and durability without sacrificing comfort - 034Motorsport - Audi

Increase performance and durability without sacrificing comfort Manual transmission only

Brand:
034Motorsport - Corporate Logo
ES#:
2952012
Mfg#:
034-509-4001SD
In Stock
$116.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Kohlefaser Luft-Technik Intake System - Red Carbon/Kevlar - Audi B8 S4/S5 3.0T

ES#3648559 - 000931ECS0102KT2 - Kohlefaser Luft-Technik Intake System - Red Carbon/Kevlar - Audi B8 S4/S5 3.0T - Engineered for dyno proven performance and show quality looks! - ECS - Audi

Engineered for dyno proven performance and show quality looks! 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
3648559
Mfg#:
000931ECS0102KT2
Ships on Sep 4, 2026
Auto Notify
ON SALE! SAVE 15%
$830.99

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

$706.34 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

3.0 TFSI Supercharger Crank Pulley Upgrade - 207mm

ES#4475467 - 034-145-Z053 - 3.0 TFSI Supercharger Crank Pulley Upgrade - 207mm - Increase supercharger rotational speed to provide more boost to your engine - 034Motorsport - Audi

Increase supercharger rotational speed to provide more boost to your engine *Stage 2 software required after install. See ES4266021

Brand:
034Motorsport - Corporate Logo
ES#:
4475467
Mfg#:
034-145-Z053
Ships in 3 Business Days
$503.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

IE HPFP Internal Upgrade Kit

ES#4706078 - iefuvz1KT - IE HPFP Internal Upgrade Kit - The largest volume possible piston and cylinder design to unlock fuel delivery for hybrid turbos and Stage 1/2 Plus ECU tunes. - Integrated Engineering - Audi

The largest volume possible piston and cylinder design to unlock fuel delivery for hybrid turbos and Stage 1/2 Plus ECU tunes. 5X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Integrated Engineering - Corporate Logo
ES#:
4706078
Mfg#:
IEFUVZ1KT
In Stock
$448.99 USD
Free Shipping
on orders $49 and up

Pro IE Performance ECU Tune - Includes TCU Tune & POWERlink Cable

ES#3706798 - iesocgj2tcu - Pro IE Performance ECU Tune - Includes TCU Tune & POWERlink Cable - Average gain of 121 horsepower and 92 lb-ft of torque on 91 Octane - Integrated Engineering - Audi

Average gain of 121 horsepower and 92 lb-ft of torque on 91 Octane 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#:
3706798
Mfg#:
IESOCGJ2TCU
In Stock
$1248.99 USD
Free Shipping

Universal Catch Can Kit - Carbon Fiber

ES#2500608 - MM0CCCF - Universal Catch Can Kit - Carbon Fiber - Kit with catch can and rubber hose; for retrofitting on a variety of vehicles. - Mishimoto - Audi BMW Volkswagen MINI

Kit with catch can and rubber hose; for retrofitting on a variety of vehicles.

Brand:
Mishimoto - Corporate Logo
ES#:
2500608
Mfg#:
MM0CCCF
In Stock
$162.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

B8 A4/S4/A5/S5 Manual - Driveshaft Center Support

ES#4616350 - 012575la01KT1 - B8 A4/S4/A5/S5 Manual - Driveshaft Center Support - As our beloved B8's age the stock center support bearing starts to wear out causing drivetrain clunk. This upgraded unit keeps the driveshaft firmly in place at all times and its polyurethane construction ensures it will outlast the squishy rubber bushing - ECS - Audi

As our beloved B8's age the stock center support bearing starts to wear out causing drivetrain clunk. This upgraded unit keeps the driveshaft firmly in place at all times and its polyurethane construction ensures it will outlast the squishy rubber bushing 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
4616350
Mfg#:
012575LA01KT1
In Stock
ON SALE! SAVE 20%
$308.99

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

$247.19 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

KOMPACT EM BOV VR18 Plum Back

ES#4745487 - TS-0223-1279 - KOMPACT EM BOV VR18 Plum Back - Seamlessly install a Kompact EM Valve without the need for adaptors, hoses, or additional assembly. - TurboSmart - Audi

Seamlessly install a Kompact EM Valve without the need for adaptors, hoses, or additional assembly.

Brand:
TurboSmart - Corporate Logo
ES#:
4745487
Mfg#:
TS-0223-1279
In Stock at Vendor
10% off MSRP

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

$309.99

This product was last offered at the strikethrough price on
07-22-2026

$278.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

CTS Turbo Supercharger Crank Pulley Upgrade - 187mm

ES#3438177 - CTS-HW-266-187 - CTS Turbo Supercharger Crank Pulley Upgrade - 187mm - Larger diameter pulley increases the speed at which the supercharger spins, increasing the boost pressure output - CTS - Audi Porsche

Larger diameter 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#:
3438177
Mfg#:
CTS-HW-266-187
Ships in 8 Business Days
ON SALE! SAVE 20%
$379.99

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

$303.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Audi B8 S4/S5 Pre-Facelift Luft-Technik Performance Supercharger Intercooler Kit - Without ADS

ES#4305066 - 025496ECS01KT2 - Audi B8 S4/S5 Pre-Facelift Luft-Technik Performance Supercharger Intercooler Kit - Without ADS - Reduce restrictions and increase cooling! Whether you call it an intercooler, a heat exchanger, a radiator, or something else - this is the product for you. - ECS - Audi

Reduce restrictions and increase cooling! Whether you call it an intercooler, a heat exchanger, a radiator, or something else - this is the product for you. 10X Entries For Our 25th Anniversary Sweepstakes!

Fits B8 Pre-Facelift Models Without ADS

Brand:
ECS - Corporate Logo
ES#:
4305066
Mfg#:
025496ECS01KT2
In Stock
ON SALE! SAVE 20%
$938.99

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

$751.19 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

P34 Cold Air Intake

ES#4381931 - 034-108-1028 - P34 Cold Air Intake - 034Motorsport's P34 Cold Air Intake System delivers improved power, sound, and acceleration - 034Motorsport - Audi

034Motorsport's P34 Cold Air Intake System delivers improved power, sound, and acceleration

Brand:
034Motorsport - Corporate Logo
ES#:
4381931
Mfg#:
034-108-1028
In Stock
$556.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Performance Lightweight Flywheel clutch Kit - Stage 3+

ES#4027478 - 003886ECS01AKT8 - Performance Lightweight Flywheel clutch Kit - Stage 3+ - ECS Lightweight Flywheel with a Spec Stage 3+ clutch kit rated at 595ft/lbs - Assembled By ECS - Audi

ECS Lightweight Flywheel with a Spec Stage 3+ clutch kit rated at 595ft/lbs 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
4027478
Mfg#:
003886ECS01AKT8
Ships on Sep 25, 2026
ON SALE!
$3291.99

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

$2999.82 USD
This product is lifetime replacement eligible Lifetime Replacement

More About Performance Engine & Drivetrain Parts

Worn mounts, bushings, and other drivetrain components rob performance. Replace or upgrade your drivetrain with our extensive catalog of mounts, bushings, clutch kits, and more.

Let us help you find the parts that fit your Audi

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

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