Spectra Premium GM517C Fuel Tank Transparent

Direct-Fit Replacement

The Spectra Premium GM517C fuel tank is a direct-fit replacement for select General Motors vehicles. It restores factory fuel capacity and mounting points without fabrication. The transparent construction lets a technician verify fuel level and contamination at a glance during installation or service. This unit suits professional shops and experienced DIY owners performing a complete tank swap.

Transparent Polymer Construction

The tank is moulded from transparent polymer that resists corrosion and ethanol-blended fuels. Its opaque-free walls reveal sediment or water accumulation before the fuel reaches the pump. Factory-style baffles and mounting flanges align with original straps, sender ports and vent connections so the original hardware bolts back on. No cutting, welding or adapter kits are required for the listed applications.

Passive Thermal Behaviour

The polymer shell dissipates heat passively and does not radiate pump noise into the cabin. Fuel inside remains at ambient temperature under normal driving because the material does not conduct engine-bay heat like steel. The sealed design prevents vapour loss and keeps evaporative emissions within factory specifications. No external power draw or active cooling is involved.