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Audi S4 Performance Engine & Drivetrain Parts

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ES#3419591 - 034-106-7042-S4 - Complete Drop-In Performance Billet Fuel Rail Kit - Includes everything needed to install 034Motorsport Billet Aluminum Fuel Rails on your 2.7T - 034Motorsport - Audi

Includes everything needed to install 034Motorsport Billet Aluminum Fuel Rails on your 2.7T 2X Entries Into Our F80 M3 Sweepstakes
Only fits with factory 2.7T intake manifold - Does not fit RS4 manifold

Brand:
034Motorsport - Corporate Logo
ES#:
3419591
Mfg#:
034-106-7042-S4
Ships in 2 Business Days
$659.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#3647603 - IEBAVJ5 - IE 3.0T Supercharger Pulley Upgrade (4-Bolt Style) - Increases the supercharger RPM throughout the full powerband, raising supercharger speed by 7% - Integrated Engineering - Audi

Increases the supercharger RPM throughout the full powerband, raising supercharger speed by 7% *Fits very late model years equipped with 4-bolt style supercharger pulleys - 3.0 TFSI Stage 2 Software is required in order for this pulley to yield a p

Brand:
Integrated Engineering - Corporate Logo
ES#:
3647603
Mfg#:
IEBAVJ5
Ships in 2 Business Days
$216.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4858179 - 034-106-3030 - 550cc Bosch EV14 Fuel Injector - Priced Each  - The Bosch EV14 550cc fires factory-correct dual spray cones with super-fast response and best atomizaton on the market today. - Bosch - Audi

The Bosch EV14 550cc fires factory-correct dual spray cones with super-fast response and best atomizaton on the market today. We Price Match - Give Us A Call or Chat!

Brand:
Bosch - Corporate Logo
ES#:
4858179
Mfg#:
034-106-3030
Ships in 2 Business Days
$107.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4043314 - 2660-13026 - AWE S-FLO Carbon Intake - Audi B8.5 S4/S5 3.0T - Gains of 15 hp and 11 ft-lbs of torque! Allows 34% more airflow over stock, with eye catching carbon fiber engine bay upgrade. - AWE - Audi

Gains of 15 hp and 11 ft-lbs of torque! Allows 34% more airflow over stock, with eye catching carbon fiber engine bay upgrade. 2X Entries Into Our F80 M3 Sweepstakes

Brand:
AWE - Corporate Logo
ES#:
4043314
Mfg#:
2660-13026
Ships on Nov 24, 2026
15% off MSRP

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

$758.99

This product was last offered at the strikethrough price on
05-11-2026

$645.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#3647477 - ST-AEVI-1106SKT1 - Supertech Inconel Exhaust Valve Kit - +1mm oversized valve head diameter, single groove keeper setup for high RPM use - Includes Supertech valves, single groove keepers and IE valve seals - Assembled By ECS - Audi

+1mm oversized valve head diameter, single groove keeper setup for high RPM use - Includes Supertech valves, single groove keepers and IE valve seals 10X Entries Into Our F80 M3 Sweepstakes
*Oversized valves require extra machine work to the cylinder head.*

Brand:
Assembled By ECS - Corporate Logo
ES#:
3647477
Mfg#:
ST-AEVI-1106SKT1
Back Ordered
$644.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4642914 - 034-108-5042 - SuperDuper Turbo Inlet Pipe + X34 SuperDuper Conversion Kit  - Includes conversion kit to to convert your X34 Intake from a stock turbo sized inlet to our larger SuperDuper Turbo Inlet Pipe. - 034Motorsport - Audi

Includes conversion kit to to convert your X34 Intake from a stock turbo sized inlet to our larger SuperDuper Turbo Inlet Pipe. 2X Entries Into Our F80 M3 Sweepstakes

Brand:
034Motorsport - Corporate Logo
ES#:
4642914
Mfg#:
034-108-5042
Ships in 2 Business Days
$322.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4880731 - 034-145-5001 - Diverter (Bypass) Valve OEM 710N - New OEM "710N" bypass valve with reinforced rubber diaphragm for longer use than other plastic valves. - 034Motorsport - Audi Volkswagen

New OEM "710N" bypass valve with reinforced rubber diaphragm for longer use than other plastic valves. 2X Entries Into Our F80 M3 Sweepstakes
2 required

Brand:
034Motorsport - Corporate Logo
ES#:
4880731
Mfg#:
034-145-5001
Ships in 2 Business Days
$91.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
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
ES#3090774 - SA603F - Stage 3+ Clutch Kit - Features a full faced, carbon semi-metallic disc with a torque rating of 506 ft/lbs - Spec Clutches - Audi

Features a full faced, carbon semi-metallic disc with a torque rating of 506 ft/lbs

Brand:
Spec Clutches - Corporate Logo
ES#:
3090774
Mfg#:
SA603F
Ships in 3 Business Days
$629.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#3998855 - 034-503-1009 - Billet Aluminum Single-Mass Lightweight Flywheel - Weighing in at 14 lbs, allows for faster revving and easier rev matching when downshifting. - 034Motorsport - Audi

Weighing in at 14 lbs, allows for faster revving and easier rev matching when downshifting. 2X Entries Into Our F80 M3 Sweepstakes
*For use with Audi B7 RS4 Clutch Kit - ES2550660*

Brand:
034Motorsport - Corporate Logo
ES#:
3998855
Mfg#:
034-503-1009
Back Ordered
$629.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4043300 - 2210-11014 - Polyurethane Mount Package for AWE Drivetrain Stabilizer (DTS) - Poly Mounts Only - Includes the mount and all needed hardware to replace the old mount. - AWE - Audi Volkswagen

Includes the mount and all needed hardware to replace the old mount. 2X Entries Into Our F80 M3 Sweepstakes

Brand:
AWE - Corporate Logo
ES#:
4043300
Mfg#:
2210-11014
Ships in 5 Business Days
5% off MSRP

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

$163.99

This product was last offered at the strikethrough price on
11-03-2026

$155.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#3086 - 001551ECS02A-01 -  Lightweight Alternator Pulley - Black - NOT an under drive pulley, reduces rotational mass of stock pulley system. - ECS - Audi

NOT an under drive pulley, reduces rotational mass of stock pulley system. 10X Entries Into Our F80 M3 Sweepstakes

Brand:
ECS - Corporate Logo
ES#:
3086
Mfg#:
001551ECS02A-01
In Stock
ON SALE!
$94.99

This product was last offered at the strikethrough price on
05-14-2026

$87.96 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
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. 2X Entries Into Our F80 M3 Sweepstakes

Brand:
034Motorsport - Corporate Logo
ES#:
2873006
Mfg#:
034-505-2015
In Stock
$123.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4020131 - 034-101-4000 - Universal Vortex Breather Catch Can  - Sold in a black powdercoated finish. - 034Motorsport - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Sold in a black powdercoated finish. 2X Entries Into Our F80 M3 Sweepstakes

Brand:
034Motorsport - Corporate Logo
ES#:
4020131
Mfg#:
034-101-4000
Back Ordered
$153.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#3219340 - ms100135KT -  APR Supercharger Drive Pulley Upgrade Kit - A healthy bump in horsepower and torque across the entire RPM range - Includes APR drive pulley, APR installation tool, and correct length drive belt - APR - Audi Porsche

A healthy bump in horsepower and torque across the entire RPM range - Includes APR drive pulley, APR installation tool, and correct length drive belt Call In Or Chat For Best Price!
APR Stage II software is required to run any upgraded Pulley configuration and is sold separately - Vehic

Brand:
APR - Corporate Logo
ES#:
3219340
Mfg#:
MS100135KT
Ships in 5 Business Days
$609.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4715771 - TCU-AL552 - APR TCU Upgrade - 8-Speed Tiptronic (AL552 8HP55 ZF8) - Optimize the driving experience with performance tuning software for your vehicle's Transmission Control Unit (TCU). - APR - Audi

Optimize the driving experience with performance tuning software for your vehicle's Transmission Control Unit (TCU). Call In Or Chat For Best Price!
This upgrade requires the vehicle to be dropped off at ECS Tuning's facility in Ohio and picked up the ne

Brand:
APR - Corporate Logo
ES#:
4715771
Mfg#:
TCU-AL552
In Stock
$599.99 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.

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