Design Engineering

The DEI Air Tube Cover Kit is designed to prevent air tubes from becoming heat sinks. Made of heat treated fiberglass with a reflective coating, the Air Tube Cover will reflect heat away from the air tube and allow cooler air to be introduced into the intake for a denser air/fuel charge The A...

DEI Cool-Tape consists of a 1 mil aluminized material bonded to a light weight, woven fiberglass with super strong adhesive backing and release liner. Cool-Tape™ can reflect up to 1500 degrees of radiant heat. The uses are limited only by your imagination but common uses include wrapping wires or fu...

Wrapping the exhaust on your vehicle helps add horsepower while reducing heat in the engine and driver's compartment. Protects wiring and hoses from premature failure Features a stitched in guide line for proper overlap

This revolutionary material adds a new dimension to control heat with minimal clearance needed, only 3/16"! The Floor and Tunnel Shield is constructed utilizing an embossed 10 mil aluminum face bonded to a 1/8" composite fiberglass insulation and is backed with an aggressive adhesive that holds past...

DEI Heat Screen is capable of withstanding direct heat up to 1000 degrees F. on one side, while protecting against radiant heat up to 2000 degrees F. on the aluminized side. Heat Screen can be used to protect the driver's compartment from excess heat Protect areas where excessive heat can bli...

DEI Heat Sheath™ is made from a Hi-Temp fiberglass fabric bonded to an aluminized material then sewn into a tube. Designed to slide over wires and hoses this product can be easily shaped to fit the tightest bends. The Heat Sheath™ will reflect up to 90% of the radiant heat and can insulate against u...

DEI Heat Shroud™ is made from the same laminated material and offers the same great benefits as the Heat Sheath™ only adds the convenience of hook & loop closure. Easily install on wires or hoses that can not be easily removed. Heat Shroud™ offers the versatility of fitting diameters from ¾" to 1 ¼"...

These DEI locking ties were designed to secure our exhaust wrap but the uses are endless. Made of high grade stainless steel they will withstand temperatures in excess of 2500 degrees and have a tensile strength over 100 lbs. These locking ties will provide a finished look to any job quickly and eas...

DEI Reflect-A-Cool™is a sheet of reflective material with an adhesive back which offers outstanding protection against extreme heat. A combination of fiberglass and an aluminized layer of reflective foil, Reflect-A-Cool™ is ideal for firewalls, marine engine bays, RV "dog house" or in the tub of a r...

This DEI Speed Sleeves kit provides everything you need to cover your primary pipes on your exhaust. They are easily installed in tight engine compartments. Great for trouble shooting specific components that are close to the exhaust like ignition wires or fuel line. A fantastic alternative to wrapp...

This DEI turbo kit is designed to fit all turbos from the sport compact turbos to the large over the road trucks. Designed to reduce turbo lag and reduce under hood temperatures, the Turbo Insulation Kit adds additional horsepower while protecting costly components from unwanted heat. The kit comes ...

Design Engineering's 12V Lite'N Boltz™ can be used as license plates bolts while providing illumination to the plate itself. Machined from top quality Stainless Steel the great little lights will find many uses in your motoring world. Designed to used as a license plate light when the stock light ...

Acorn Style bolts with a notch machined into the head and a light bulb installed to illuminate at a 90 degree angle. Sold in Pairs. Lite'n-Boltz™ are 12v lighted bolts made from top grade stainless steel. They are easily installed and can be used anywhere an accent light is necessary. If you’ve re...

These are 12v Straight lighted bolts made from high grade stainless steel and polished to a mirror finish. The light shines brightly through the hex head opening. They can be used for many applications: gauge lights, indicator lights, underhood lights, accent lights, etc. Polished stainless stee...