The PPE Coolant Overflow Tank will hold up to one gallon of coolant. Hand-cut 6061 aluminum material provides more efficient cooling properties. This tank utilizes the location of your second battery and plastic water overflow tank. Easy installation. Mounts to factory bolt locations. Use in conjunction with Battery Remount Tray.
Features:

• Coolant Overflow Tank
• Hand-cut 6061 aluminum
• Billet fill neck with overflow
• Stant Lev-R-Vent 16 lbs. Cap
• Easy installation
• Sold Individually

Applications:

• 2001-2007 GM Duramax 6.6L Diesel 2500HD|3500HD (116454025)
• 2001-2007 GM 1500/2500/3500 Gas (116454025)