MY BROTHER WAS KILLED WHILE OPERATING HIS POLARIS SLINGSHOT. THE VEHICLE FRAME OFFERED ABSOLUTELY NO SIDE IMPACT PROTECTION. THE BARS WELDED ON THE OUTBOARD SIDE OF THE VEHICLE WERE CRUSHED FLAT, TORN, AND SEVERAL WELDS HAD SEPARATED. ONE OF THE BARS WAS EVEN PUSHED TO THE CENTER OF THE VEHICLE AND NOW SITS NEAR THE SHIFTER. IT WAS DISCOVERED THAT THE BARS MEASURED A MERE .059 THOUSANDTHS OF AN INCH THICK. FOR COMPARISON, A CHEVY SILVERADO EXHAUST PIPE MEASURES .079 THOUSANDTHS OF AN INCH THICK, 30% THICKER. I AM CONCERNED ABOUT THE STRENGTH OF A VEHICLE FRAME BUILT OUT OF WHAT APPEARS TO ME TO BE MUFFLER PIPE. ALSO HAS ANY CORROSION TESTING HAS BEEN PERFORMED ON THIS VEHICLE. SLINGSHOTS ARE OPERATED DAILY IN THE SALT AIR OF OUR COASTAL REGIONS. WILL THE FRAMES OF THESE VEHICLES ONE DAY FAIL BECAUSE OF CORROSION, MUCH LIKE EXHAUST PIPES? MY BROTHER PURCHASED HIS SLINGSHOT BASED ON THE PERCEIVED SAFETY OF THE SLINGSHOT'S STEEL FRAME THAT SURROUNDS THE DRIVER AND PASSENGER COMPARTMENT. IT SEEMS MOST PURCHASERS OF THIS VEHICLE MAY PERCEIVE THAT THERE IS SOME SORT OF PROTECTION OFFERED. I BELIEVE NHTSA OPERATES UNDER THE ASSUMPTION THAT IF A MANUFACTURER DESIGNS A SAFETY FEATURE INTO A VEHICLE, THEN IT MUST WORK, WHETHER IT IS REQUIRED ON THAT VEHICLE OR NOT. WITH THAT BEING SAID, DOES THE PLACEMENT OF THESE BARS AND HOW I THINK MOST REASONABLE PEOPLE PERCEIVE THEM, CAUSE THEM TO FALL INTO THIS CATEGORY. POLARIS SEEMS TO HAVE INTENDED TO BUILD SOME DEGREE OF ROLLOVER PROTE