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The 2008 Manufacturers Cup took place July 31 August 2 in Couer d'Alene, Idaho. The event attracted nearly 3000 spectators, as well as several big-name drivers and sponsors. Losi/GRP/Nitrotane driver Mike Truhe traveled to the event to compete in the 1/8 Pro Buggy and 1/8 Pro Truggy classes. Mike took first place in the Pro Buggy A-Main with his Losi 8IGHT. In the Pro Truggy A-Main, Mike finished in second place with his 8IGHT-T.
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Losi driver Tom Waggoner was also present at the event, where he competed in the Sportsman Truggy. Tom took first place in the Sportsman Truggy A-Main with his 8IGHT-T which was equipped with a GRP engine. Tom also picked up a Losi sponsorship by winning the event.