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Audi S4 Performance Engine & Drivetrain Parts

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Performance Snub Mount With Bracket

ES#3447962 - 034-509-2009 - Performance Snub Mount With Bracket - Greatly reduces unwanted engine movement w/o excess vibration - 034Motorsport - Audi

Greatly reduces unwanted engine movement w/o excess vibration affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
034Motorsport - Corporate Logo
ES#:
3447962
Mfg#:
034-509-2009
In Stock
$125.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Unitronic Performance Software - Stage 1+

ES#4376314 - 30T-EA839-1+ - Unitronic Performance Software - Stage 1+ - Gain up to 100 horsepower and 112 lb-ft of torque on 93 Octane - Unitronic - Audi

Gain up to 100 horsepower and 112 lb-ft of torque on 93 Octane affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
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#:
4376314
Mfg#:
30T-EA839-1+
In Stock
ON SALE! SAVE 17%
$900.00

This product was last offered at the strikethrough price on
05-21-2026

$750.00 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

RaceChip GTS Black

ES#4339359 - 917365 - RaceChip GTS Black - Get up to +66 hp and +52 lb-ft through a safe and easy to use tuning module from RaceChip - Race Chip - Audi

Get up to +66 hp and +52 lb-ft through a safe and easy to use tuning module from RaceChip affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Race Chip - Corporate Logo
ES#:
4339359
Mfg#:
917365
Ships in 3 Business Days
$749.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Street Density Rear Differential Bushings - Pair

ES#3176342 - 034-505-2001-SD - Street Density Rear Differential Bushings - Pair - Eliminates excessive rear differential movement and provides quick feedback - 034Motorsport - Audi

Eliminates excessive rear differential movement and provides quick feedback affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
034Motorsport - Corporate Logo
ES#:
3176342
Mfg#:
034-505-2001-SD
In Stock
$44.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

034Motorsport 3.0 TFSI Supercharger Pulley Removal Tool

ES#4005448 - 034-145-Z037 - 034Motorsport 3.0 TFSI Supercharger Pulley Removal Tool - Features precision machined half-shells designed to perfectly clamp the supercharger pulley for easy removal - 034Motorsport - Audi Porsche

Features precision machined half-shells designed to perfectly clamp the supercharger pulley for easy removal affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
034Motorsport - Corporate Logo
ES#:
4005448
Mfg#:
034-145-Z037
Ships in 2 Business Days
$248.00 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 Jun 29, 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 Jun 29, 2026
$369.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Rear Differential Carrier Mount Insert Kit

ES#2873006 - 034-505-2015 - 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. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
034Motorsport - Corporate Logo
ES#:
2873006
Mfg#:
034-505-2015
Back Ordered
Auto Notify
$123.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Stage 2 Clutch Kit

ES#4049570 - SA862S - Stage 2 Clutch Kit - Features a full faced, steel backed, pure kevlar sprung hub disc with a torque rating of 490 ft/lbs - Spec Clutches - Audi

Features a full faced, steel backed, pure kevlar sprung hub disc with a torque rating of 490 ft/lbs affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Includes sprung hub clutch disc - To be used with Spec Single Mass Aluminum Flywheel - SA26A

Brand:
Spec Clutches - Corporate Logo
ES#:
4049570
Mfg#:
SA862S
In Stock at Vendor
$737.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Stage 2+ FX250 Clutch Kit

ES#2828971 - 02029HD0F - Stage 2+ FX250 Clutch Kit - Featuring the Power Plus pressure plate paired with a sprung-hub dual friction Organic/Fiber Tough disc - 110% increased holding capacity - Clutch Masters - Audi

Featuring the Power Plus pressure plate paired with a sprung-hub dual friction Organic/Fiber Tough disc - 110% increased holding capacity affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Recommended to be used with Clutch Masters steel (FW-029-SF) or aluminum (FW-029-AL) flywheels

Brand:
Clutch Masters - Corporate Logo
ES#:
2828971
Mfg#:
02029HD0F
Ships in 3 Business Days
15% off MSRP

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

$866.99

This product was last offered at the strikethrough price on
06-07-2026

$736.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Stage 3 Boost Cooler (EFI - Port Injection) - Nylon Line

ES#4144931 - SN0-310 - Stage 3 Boost Cooler (EFI - Port Injection) - Nylon Line - Brings true 2D mapped water-methanol injection delivery to your EFI (Electronic Fuel Injected) and forced induction vehicle - SnowPerformance - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Brings true 2D mapped water-methanol injection delivery to your EFI (Electronic Fuel Injected) and forced induction vehicle affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
SnowPerformance - Corporate Logo
ES#:
4144931
Mfg#:
SN0-310
In Stock at Vendor
$729.99 USD
Free Shipping
on orders $49 and up

Silicone Diverter Valve Pressure Hose - Pair

ES#2864547 - 034-101-3066 - Silicone Diverter Valve Pressure Hose - Pair - This hose pair is designed to replace the outrageously expensive, failure-prone factory rubber hoses - 034Motorsport - Audi

This hose pair is designed to replace the outrageously expensive, failure-prone factory rubber hoses affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
034Motorsport - Corporate Logo
ES#:
2864547
Mfg#:
034-101-3066
In Stock
$40.00 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
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
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

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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