Wells Fargo Bank, National Association Fort Worth, Texas 76102 Attention: Corporate Trust Services Re: Exchange Agent Agreement Ladies and Gentlemen:Exchange Agent Agreement • November 19th, 2004 • Frontier Oil Corp /New/ • Petroleum refining • Texas
Frontier Oil Corporation, a Wyoming corporation (the “Company”), proposes to make an offer (the “Exchange Offer”) to exchange up to $150,000,000 of its outstanding unregistered 6.625% Senior Notes due October 1, 2011 (the “Outstanding Notes”) for up to $150,000,000 of its registered 6.625% Senior Notes due October 1, 2011 (the “Exchange Notes”). The terms and conditions of the Exchange Offer as currently contemplated are set forth in a prospectus, dated , 2004 (the “Prospectus”), proposed to be distributed to all record holders of the Outstanding Notes. All capitalized terms used herein and not defined herein shall have the meanings ascribed to them in the Prospectus.
