FACT: From 1995 to God know when -
but that is what happens when "you make a reproduction from an bogus reproduction". (I knew for years they were merely coping - so I sold these hoses to them :) These dopes have copied numerous inaccurate parts.
Read 1 of 1000's of Testimonials
The above occurred in 2002 and in 2006 it was still the norm. The following emails from a Richmond, VA Corvette Club owner & Zip customer. He wrote they asked him to allow them to swap his hoses for their's for free - and guess what? They installed the same OVERSIZE poorly fitting crap on his Corvette. ZIP knew about this for nearly a decade but kept on selling this Oversized crap - and laughing all the way to the bank. Greedy Dirty Liars.