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Studio RSR Roll Bar for 2003-2009 Nissan 350Z (Z33) Material:DOM Mild Steel 2002 Lexus IS300 (JCE10)The Studio RSR bolt in roll bar for the 2003 2009 Nissan 350Z stiffens your chassis where it matters most, giving you sharper, more confident handling on track and a serious step up in occupant protection for HPDE, time attack, and weekend racing. It is engineered specifically for the 350Z, so it follows the lines of the interior and bolts to the car's factory mounting points for a tight, purpose built fit. Designed and built in house in the USA,