This Mustang belt tensioner is the same belt tensioner that's included in the 2010 ROUSHcharger® kits, making it a replacement part for these packages:

• 2010 Mustang R2300 ROUSHcharger™ Kit (part #420026)
• 2010 Mustang R2300 ROUSHcharger® Upgrade Kit (part #420027)
• Black 2010 Mustang GT ROUSHcharger® (part #420023)
• 2010 Mustang Chrome ROUSHcharger® (part #420024)

This tensioner is specially designed for heavy duty applications to handle the added rotational forces on the FEAD from supercharging.

• Same belt tensioner included in the 2010 ROUSHcharger® kits
• Heavy duty construction for handling extreme rotational forces on the FEAD from supercharging
• Will work for mustangs 2005-2010