These all new underdrive pulleys fit the 2005 - 2006 Mustang GT. Featuring an SFI 18.1 rated dampner pulley and gun drilled water pump pulley. Gains of up to 12RWHP have been seen with these pulleys. Kit includes water pump pulley and one piece SFI rated dampner crank pulley.
Part Number: # 3023-03
For more information visit UPR Products website.
.