For over 25 years, Design Engineering Inc. (DEI) has been a go-to name in the automotive world, offering top-notch heat and sound insulation solutions. Based in Avon Lake, Ohio, DEI focuses on creating products that help manage heat and reduce noise in vehicles. Their lineup includes items like exhaust wraps, heat shields, and sound-deadening materials, all designed to boost your vehicle's performance and comfort. Some of their popular products are the Black Hi-Temp Silicone Coating Spray, Speaker Baffles 6" x 9" Slim, and the Titanium Exhaust Pipe Wrap Kit. Whether you're into racing, restoring classic cars, or just want a quieter ride, DEI has a range of products to meet your needs. Their commitment to quality and innovation has made them a trusted choice for car enthusiasts looking to improve their vehicle's performance and comfort.