Sunoco LEADED Race Fuel: HOUSTON DELIVERY ONLY Leaded 112 octane fuel, 5 gallons in a UN/DOT approved and reusable container. Available at any SCCA Solo or RallyX event in Houston Region. There are no shipping charges for Houston delivery to an SCCA event. Any shipping charges will be deducted from your bill before credit card is debited (I promise!). No sales tax on this item as all Federal and State Excise Taxes are PAID.