12pk 8oz. Helix 5in1 Ultimate Fuel Additive

Defective merchandise may be returned within 30 days of receipt for replacement orrefund, at our discretion. Other returns may be subject to a 15% restocking fee. Unless defective, products which have been opened or used may not be returned.

STANDARD. UPS shipping is available for orders with delivery addresses within the continental US (48 states), excluding PO Boxes and Rural Routes.