Package Include: 2 x NEW Racing Spark Plug Cap (simply just screw your wire into the cap and use it) Shipping and Handling: Fast n FREE USPS 1st Class Mail Shipping NC Residents to pay Sales Tax 7% Return / Refund Return is accepted within 30 days after the buyer's receiving the item. If this item is defective upon receipt, customer has up to 30 days from date of receipt for exchange of a new one. Include your name, address, item, daytime telephone, how you paid, and if you are requesting a refund or exchange. After getting the returned item, we will refund the customer at the item's price (excluding the shipping costs to and from).