VMP Fuel line adapter, included in VMP-ENF001, adapts the stock 3/8" SAE quick connect fuel line found on 05-16 Mustangs to common #8 o-ring and AN fittings.

3/8" male SAE on one side and #8 (3/4-16) o-ring on the other side

This adapter will connect to male 8AN fittings but there is no internal seat for sealing, thread sealant must be used. The adapter is designed to seal to #8 o-ring fittings.