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*
Larger diameter pulley increases the speed at which the supercharger spins, increasing the boost pressure output
*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
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 *To be used with Stage 2 software - Stage 2+ software necessary if used in conjunction with a supercharger pulley upgrade*
The heart of your engine is the crankshaft. Keep it spinning freely with new OEM crankshaft bearings or upgrade with race-proven aftermarket performance crank bearings and crankshaft parts.
Lifetime Replacement
