Our Red Kevlar accessory Belts are both an aesthetic improvement and a performance alternative to a traditional belt.
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 187.3mm crank pulley & OEM supercharger pulley only
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.*
Reduce restrictions and increase cooling! Whether you call it an intercooler, a heat exchanger, a radiator, or something else - this is the product for you.
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
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*
Releases air pressure when off throttle
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
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 20, 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 7 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 7 Business Days
ON SALE!
SAVE 20%
$379.99
This product was last offered at the strikethrough price on 09-29-2026
Our Red Kevlar accessory Belts are both an aesthetic improvement and a performance alternative to a traditional belt.
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
Our Red Kevlar accessory Belts are both an aesthetic improvement and a performance alternative to a traditional belt.
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 187.3mm crank pulley & 57.6mm supercharger pulley only
Brand:
ES#:
4043248
Mfg#:
7PK1300ECS
In Stock
$63.99
This product was last offered at the strikethrough price on 10-14-2026
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*
Seals the inner ends of the intercoolers to the front of the supercharger compressor
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
Superchargers are a fast, efficient way to increase engine performance. That's why ECS Tuning carries a large selection of original equipment and aftermarket superchargers, belts, pulleys, and accessories. We also have a complete line of VF Supercharger kits, ready to bolt on.
Lifetime Replacement
