Purchase a drink and 6" sub from Subway and receive an upgrade to a footlong. Available on the Telstra Treats app for redemption at Perth Subway stores. Telstra Treats App Download
![Free Upgrade to a Footlong Sub When You Buy a Drink and 6" Sub from Subway via Telstra Treats [Perth Only]](https://files.ozbargain.com.au/n/55/263655.jpg?h=ba169559)
