Design Engineering manufactures thermal insulation products. Their lineup includes exhaust wraps, spark plug wire insulation, heat shields and more, all designed to keep sensitive systems running cool and correct under hot operating conditions. Racecar Engineering™ is proud to distribute and support the entire Design Engineering® product line. Shop here online now for the most popular items from Design Engineering®. Always remember, if you don't find what you need on here our website, we'll gladly special order the item for you directly from the factory. Please contact our Technical Sales staff for complete information.