"Dual pulley" gains without the hassle! Easily increase supercharger RPM by 22% and support up to 550HP.
10X Entries For Our 25th Anniversary Sweepstakes! For use with OEM (63.25mm) Supercharger Pulley. "Stage 2" Software Required for Compatibility
Brand:
ES#:
4883431
Mfg#:
053844LA01KT
In Stock
ON SALE!
SAVE 20%
$419.99
This product was last offered at the strikethrough price on 06-13-2026
Spin the supercharger faster without affecting the accessory drive system
10X Entries For Our 25th Anniversary Sweepstakes! 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.
5X Entries For Our 25th Anniversary Sweepstakes! Requires stage 2 dual pulley ECU tune
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.
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
Most Stage 2+ software tunes are compatible with this kit. Be sure to use the correct software for 192mm
Increase supercharger rotational speed to provide more boost to your engine
*To be used with Stage 2 software - Stage 2+ software necessary if used in conjunction with a supercharger pulley upgrade*
Increase supercharger rotational speed to provide more boost to your engine
*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
