Fleece Performance T4 Pedestal Spacer 01-16 GM 6.6L Duramax BDS-1647FS you’ll need the fuel-pressure isolator

you’ll need the fuel-pressure isolator (part number R7797) to keep fuel from entering the cabin and ensure a safe setup

doing maintenance

This change in mounting positions reverses the push you would get in the traditional location

billet band anchor and billet band strut allows this kit to address the common known shortcomings of the 48RE

Fleece Performance T4 Pedestal Spacer 01-16 GM 6.6L Duramax BDS-1647FS you’ll need the fuel-pressure isolatorThis T4 spacer is designed for use with T4 flanged turbos when installed onto a Duramax engine when you just need a little extra clearance to get the turbo further out of the valley to provide additional clearance. IMPORTANT NOTE: A T4 gasket should be used on the top and bottom of the spacer to provide a proper seal (not included).