Increases supercharger RPM by 26% when paired with IE 57.5mm overdrive supercharger pulley
Requires 57.5mm SC pulley and stage 2 dual pulley ECU tune
Increases supercharger RPM by 26% when paired with IE 57.5mm overdrive supercharger pulley
Requires 57.5mm SC pulley and stage 2 dual pulley ECU tune
Larger diameter pulley increases the speed at which the supercharger spins, increasing the boost pressure output
Most Stage 2+ software tunes are compatible with this kit. Be sure to use the correct software for 192mm
This product was last offered at the strikethrough price on
08-26-2026
Increases charger RPM by 10% - Higher boost levels equals more power!
Increase supercharger rotational speed to provide more boost to your engine
2X Entries Into Our F80 M3 Sweepstakes
*To be used with Stage 2 software - Stage 2+ software necessary if used in conjunction with a supercharger pulley upgrade*
Internally balanced harmonic damper
Now there is FINALLY a better solution for replacing the OEM Alternator Belt tensioning setup.
Provides broad range control of destructive crankshaft torsional vibration for optimum horsepower and durability
Upgrade to the ultimate pulley setup!
10X Entries Into Our F80 M3 Sweepstakes
Appropriate stage 2 software is required for use
Provides broad range control of destructive crankshaft torsional vibration for optimum horsepower and durability
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.
*To be used with 'Stage 2' software or software specific to a supercharger crank pulley upgrade*
Increase supercharger rotational speed to provide more boost to your engine
2X Entries Into Our F80 M3 Sweepstakes
*To be used with Stage 2 software - Stage 2+ software necessary if used in conjunction with a supercharger pulley upgrade*
includes pulley, bolt, and shorter belt
This product was last offered at the strikethrough price on
08-26-2026
Increased horsepower and torque throughout the powerband when paired with Stage 2/2+ Performance Software.
2X Entries Into Our F80 M3 Sweepstakes
Requires Stage 2/2+ Software of your choice and a Supercharger Clutch Delete Kit. (ES4809733/ES4809734)
For vehicles from the 2016 model year only.
Turn your Audi B8 S4 or S5 into an all-out street monster with IE's complete Dual Pulley kit! Includes ECU & TCU software plus Dual Pulley setup
Fits vehicles with DSG transmissions only
Dramatically increase horsepower and torque by increasing the rotational speed of the factory supercharger (Bolt-On SC Pulley)
Call In Or Chat For Best Price!
*For models with factory bolt-on pulley (3.0T Gen 2 Simos 16.x) - APR Stage II software is required to ru
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
This product was last offered at the strikethrough price on
09-09-2026
Spin the supercharger faster without affecting the accessory drive system
10X Entries Into Our F80 M3 Sweepstakes
Appropriate stage 2 software is required for use