tag:blogger.com,1999:blog-17245992547996372182011-07-28T10:59:00.010-05:00Keeping you updated on the world of synthetic lubricants.Josh Simshttp://www.blogger.com/profile/06159187806464904286noreply@blogger.comBlogger11100tag:blogger.com,1999:blog-1724599254799637218.post-22410698826424061072010-08-04T11:01:00.001-05:002010-08-04T11:02:51.577-05:00<span class="Apple-style-span" style="color: #cccccc;"><span class="Apple-style-span" style="font-family: Arial, Helvetica, sans-serif;">This article talks about Pennzoil and Valvoline's so-called warranty and the battle between the two on who's came first. AMSOIL has offered their warranty guaranteeing a <br /><b>1 year / 25,000 mile</b> drain interval, since they created the first synthetic oil for automotive use in 1972. Check out AMSOIL's warranty here --&gt; <b><a href="http://www.amsoil.com/warranty.aspx?zo=1450332">www.amsoil.com/warranty</a></b></span></span><div class="blogger-post-footer"><img width='1' height='1' src='https://blogger.googleusercontent.com/tracker/1724599254799637218-2241069882642406107?l=birminghamsynthetics.blogspot.com' alt='' /></div>Josh Simshttp://www.blogger.com/profile/06159187806464904286noreply@blogger.com0