Made from 5052 Aluminium alloy, Proflow's EFI aluminium fuel cells offer superior strength in a lightweight package. The cells have Robotically TIG-welded seams. These EFI Tanks require Proflow's Pump Carrier's to mount your in-tank Fuel Pump system. Baffled, E85 Compatible, and come with a 0-90 ohm GM sending unit. They're available in a black anodized finish to limit the effects of corrosion and general wear and tear.