CNC machined from high grade stainless steel, and designed with a smaller radius than the factory pulley.
Audi S4 Performance Engine & Drivetrain Parts
- Axles/Driveshafts
- Clutch / Flywheel Kits
- Cooling
- Differentials / LSDs
- Engine Internals
- Forced Induction
- Fuel / Ignition
- Intake Systems
- Intercoolers
- Mounts
- Oil Catch Can
- Performance Package
- Pulleys
- Short Shifters
- Skid Plate
- Software
- Throttle Controller
- Clearance
Stage 1 ECU tune that unleashes up to 505 horsepower and 585 lb-ft of torque for 2017-2020 Audi B9 S4, S5, and SQ5 models directly from your smartphone.
Buy Integrated Engineering Software from 9/3/26 - 9/30/26 for a chance to win your Software for FREE!
Unleash massive plug-and-play power using your factory hardware and standard pump gas.
Buy Integrated Engineering Software from 9/3/26 - 9/30/26 for a chance to win your Software for FREE!
Smaller, tougher and tuneable
Super Clean Chrome silicon Vanadium Steel alloy for the highest performance and durability at high rpm's.
These flywheel bolts have a reduced diameter head to allow them to fit in the tight 10-bolt pattern of the VR6 application.
2X Entries Into Our F80 M3 Sweepstakes
Offers up to a 40% throw reduction
Upgrade to new bronze alloy valve guides
Buy Integrated Engineering Software from 9/3/26 - 9/30/26 for a chance to win your Software for FREE!
High-durometer rubber for increased performance and durability, without sacrificing comfort - Priced each, one car will need two mounts
2X Entries Into Our F80 M3 Sweepstakes
High-Flow cotton gauze filter designed to be a performer, while lasting a lifetime
Software & installation kit not included in this upgrade kit
*To be used with CTS 3.0T Crank Pulley Upgrade Kit - 3.0 TFSI Performance Software is sold separately and
Decreases the diameter of the factory pulley, increasing the boost pressure output - Software not included in this upgrade
*Fits very late model years equipped with 4-bolt style supercharger pulleys - 3.0 TFSI Stage 2 Software i
Smooth insides for higher flow and life long durability
2X Entries Into Our F80 M3 Sweepstakes
Put your power to the ground!
These Turbo Inlet Adapter Rings are designed to be a smooth transition between the turbocharger and accompanying Turbo Inlet.
2X Entries Into Our F80 M3 Sweepstakes
Upgrade existing stage 1 and stage 2 software to V2 & V3
Call In Or Chat For Best Price!
This upgrade must be performed at ECS Tuning's facility in Ohio.
For existing Stage 1 or Stage 2 customers with an ECU upgrade installed before 5/14/2015. Vehicle must be brought to ECS Tuning for programming.