"Dual pulley" gains without the hassle! Easily increase supercharger RPM by 22% and support up to 550HP.
10X Entries Into Our F80 M3 Sweepstakes Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply For use with OEM (63.25mm) Supercharger Pulley. "Stage 2" Software Required for Compatibility
Brand:
ES#:
4883431
Mfg#:
053844LA01KT
Ships in 6 Business Days
ON SALE!
SAVE 20%
$419.99
This product was last offered at the strikethrough price on 06-13-2026
The right tool for the job!
10X Entries Into Our F80 M3 Sweepstakes Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
Brand:
ES#:
3559093
Mfg#:
025746SCH01KT
Ships on Nov 12, 2026
ON SALE!
SAVE 13%
$185.98
This product was last offered at the strikethrough price on 05-02-2026
$161.48 USD
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Partial Replacement
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Spin the supercharger faster without affecting the accessory drive system
10X Entries Into Our F80 M3 Sweepstakes Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply 10X Entries For Our Spin To Win Sweepstakes!
Brand:
ES#:
4820683
Mfg#:
025510ECS01
In Stock
ON SALE!
SAVE 25%
$344.99
This product was last offered at the strikethrough price on 06-13-2026
Increases boost for "dual pulley" tune power levels without replacing the press-on supercharger pulley for an easier install.
Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply Requires stage 2 dual pulley ECU tune
Increase supercharger rotational speed to provide more boost to your engine.
2X Entries Into Our F80 M3 Sweepstakes Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply
Easily increase the supercharger rotational speed to create more boost
10X Entries Into Our F80 M3 Sweepstakes Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply Appropriate stage 2 software is required for use
Brand:
ES#:
3551738
Mfg#:
025509ECS01
In Stock
ON SALE!
SAVE 25%
$179.99
This product was last offered at the strikethrough price on 10-15-2026
Increased horsepower and torque throughout the powerband when paired with Stage 2 Performance Software.
2X Entries Into Our F80 M3 Sweepstakes Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply *3.0 TFSI Performance Software is sold separately and required in order for this pulley to yield a performance benefit.*
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.
Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply *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 Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply *Stage 2 software required after install. See ES4266021
Dramatically increase horsepower and torque by increasing the rotational speed of the factory supercharger (Press-On SC Pulley)
Call In Or Chat For Best Price! Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply Stage II software is required to run any upgraded Pulley configuration and is sold separately - Please se
Brand:
ES#:
3634017
Mfg#:
MS100184
Ships on Nov 19, 2026
ON SALE!
SAVE 10%
$649.95
This product was last offered at the strikethrough price on 09-28-2026
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.
Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply *To be used with 'Stage 2' software or software specific to a supercharger crank pulley upgrade*
Larger diameter pulley increases the speed at which the supercharger spins, increasing the boost pressure output
Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply *NOTE: This kit must be used with appropriate "Stage 2" performance software.
Brand:
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 09-29-2026
Larger diameter pulley increases the speed at which the supercharger spins, increasing the boost pressure output
Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply Most Stage 2+ software tunes are compatible with this kit. Be sure to use the correct software for 192mm
Brand:
ES#:
4042975
Mfg#:
CTS-HW-266-192
Ships in 8 Business Days
ON SALE!
SAVE 20%
$379.99
This product was last offered at the strikethrough price on 09-29-2026
Increase supercharger rotational speed to provide more boost to your engine
2X Entries Into Our F80 M3 Sweepstakes Earn 5% back in ECS Rewards on orders placed 10/26/26 - 10/31/26. Redeem 11/26/26 - 12/1/26. Terms & conditions apply *To be used with Stage 2 software - Stage 2+ software necessary if used in conjunction with a supercharger pulley upgrade*
Lifetime Replacement
