August 26, 2011.
HeliMX Magazine has just published a feature story about the recently developed R22 Tuned Exhaust System. It is in the August/September 2011 issue of the magazine starting with Page 6.
Please click here to go the HeliMX magazine.
If the link does not work, the link is: http://www.readoz.com/publication/read?i=1041144#page6