Trine Develops Hushkit To Keep Older Learjets Flying

Colorado Springs-based Trine Aerospace & Defense has developed a Stage 3-compliant hushkit to help save Learjet 20 series aircraft from extinction. At the direction of Congress, FAA is mandating the phaseout of all Stage II business jets by the end of 2015. The FAA rule, released in July 2013...

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