Check out the before-and-after results for our CorvetteOnline.com C7 Stingray project car when we install Billy Boat long tube headers, their catted X-pipe, and bi-modal exhaust. There's a bonus, too - after the pull on our Dynojet chassis dyno, you'll hear and see Project C700 at full song on-track at Willow Springs raceway! View more at: http://www.corvetteonline.com SUBSCRIBE to the POWERTV YOUTUBE Channel -- http://www.youtube.com/subscription_c... ***** Visit Power Automedia's Online Magazines! Power Automedia is the #1 Automotive Performance Digital Publisher! Ford & Mustang - http://www.stangtv.com LSX GM - http://www.lsxtv.com Hot Rods & Muscle Cars - http://www.streetlegaltv.com Drag Racing - http://www.dragzine.com Street Rods! - http://www.rodauthority.com Chevy Muscle Cars - http://www.chevyhardcore.com Engine Performance - http://www.enginelabs.com Corvette - http://www.corvetteonline.com Off Road - http://www.offroadxtreme.com Diesel Trucks - http://www.dieselarmy.com Sport Compact - http://www.revvedmag.com Performance Driving - http://www.turnology.com