Vehicle Modification Certifications November 7, 2017January 27, 2021 everettsconsulting Everett Consulting NT can certify: Lift modifications and conduct a Lane Change Manoeuvre Test with you.Chassis modifications – weld inspections and design support;Engine changes;GVM increases;Seat brackets for seat changes; Like this:Like Loading... Published by everettsconsulting Mechanical Engineer and Corrosion Consultant View all posts by everettsconsulting