PTG 3.30 Inch Supercharger Drive Pulley PTG 3.30 Inch Supercharger Drive Pulley Premier Tuning Group Easily increase or decrease boost on your PTG 4 Liter Supercharger system by changing your upper pulley sizing.  The stock sizing for the PTG 4L System is 3.70" and this is 3.30". A general rule of thumb is 1psi increase for every .125". This will be about 3psi increase in boost. Please be sure to check boost levels when changing pulley sizes! Items Included: 3.30 Inch Billet Aluminum Upper Supercharger Pulley 5 new Hex Head Mounting Bolts

PTG 3.30 Inch Supercharger Drive Pulley

$249.99
006-0422-1987
In Stock

Easily increase or decrease boost on your PTG 4 Liter Supercharger system by changing your upper pulley sizing. 

The stock sizing for the PTG 4L System is 3.70" and this is 3.30". A general rule of thumb is 1psi increase for every .125". This will be about 3psi increase in boost.

Please be sure to check boost levels when changing pulley sizes!

Items Included:

  • 3.30 Inch Billet Aluminum Upper Supercharger Pulley
  • 5 new Hex Head Mounting Bolts
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