gen21 Gen2.1 CP4.2 Disaster Prevention Bypass Kit For 2011+ Ford 6.7L Powerstroke Posted on January 5, 2024 by admin Safeguards fuel injectors, rails, lines, and tank from CP4 debris. 2011+ Ford F-250/F-350/F-450/F-550 6.7L Powerstroke Diesel. 1 x Disaster Prevention Bypass Kit. New and improved Disaster Prevention Kit. bypass cp42 disaster ford gen21 powerstroke prevention