Best SellersBulbsLightsOut of Stock ProductPerformance Parts
By directly manufacturing many of our products in St. Louis, Missouri, we are able to carefully control quality, while bringing unique items to market...
Best SellersBulbsLightsOut of Stock ProductPerformance Parts
By directly manufacturing many of our products in St. Louis, Missouri, we are able to carefully control quality, while bringing unique items to market...
Best SellersBulbsLightsOut of Stock ProductPerformance Parts
By directly manufacturing many of our products in St. Louis, Missouri, we are able to carefully control quality, while bringing unique items to market...
By directly manufacturing many of our products in St. Louis, Missouri, we are able to carefully control quality, while bringing unique items to market...
By directly manufacturing many of our products in St. Louis, Missouri, we are able to carefully control quality, while bringing unique items to market...
By directly manufacturing many of our products in St. Louis, Missouri, we are able to carefully control quality, while bringing unique items to market...
Best SellersExhaust, Mufflers & TipsNew ProductsPerformance PartsSmoke Stacks
Diamond Eye Manufacturing is recognized as being one of the most modern and progressive companies in eastern Oregon. The company has invested heavily to...
Best SellersExhaust, Mufflers & TipsNew ProductsPerformance PartsSmoke Stacks
Diamond Eye Manufacturing is recognized as being one of the most modern and progressive companies in eastern Oregon. The company has invested heavily to...
Best SellersExhaust, Mufflers & TipsNew ProductsPerformance PartsSmoke Stacks
Diamond Eye Manufacturing is recognized as being one of the most modern and progressive companies in eastern Oregon. The company has invested heavily to...
Best SellersExhaust, Mufflers & TipsNew ProductsPerformance PartsSmoke Stacks
Diamond Eye Manufacturing is recognized as being one of the most modern and progressive companies in eastern Oregon. The company has invested heavily to...
Best SellersExhaust, Mufflers & TipsOut of Stock ProductPerformance PartsSmoke Stacks
Diamond Eye Manufacturing is recognized as being one of the most modern and progressive companies in eastern Oregon. The company has invested heavily to...
Best SellersExhaust, Mufflers & TipsMuffler Delete PipesNew ProductsPerformance Parts
Diamond Eye Manufacturing is recognized as being one of the most modern and progressive companies in eastern Oregon. The company has invested heavily to...
Best SellersFabricationOut of Stock ProductPerformance PartsSteel Tubing
Diamond Eye Manufacturing is recognized as being one of the most modern and progressive companies in eastern Oregon. The company has invested heavily to...
Form-A-Shield(TM) solves the problem of needing a direct contact, extreme heat barrier. Capable of withstanding direct heat of up to 1400°F+, Form-A-Shield can be...
Upgrade your vehicle’s comfort with DEI Boom Mat Spray-On Sound Deadener - 18 oz can (Aerosol) today. For a more peaceful, long-lasting driving experience,...
Best SellersFabricationHeat ShieldsOut of Stock ProductPerformance Parts
Under Carpet Lite solves the problem of engine, exhaust and road heat soaking into interiors. Under Carpet Lite is a superior sound decoupling material...
Best SellersCoolantsCoolingNew ProductsPerformance Parts
Chill Charger for water-to-air intercoolers maximizes thermal transfer to lower air intake temperatures while also protecting core corrosion, electrolysis and harmful mineral build up....
Heater Hotter(TM) solves the problem of slow warm up times and waiting for your vehicle to thaw in winter months. Heater Hotter formulated specifically...
Radiator ReliefÂ(TM) for Diesels supercharges your radiator by transferring heat more efficiently through the radiator. Similar to the original formula this proven coolant additive...
Radiator Relief(TM) solves the problem of high engine temps by reducing coolant temperatures up to 30 degrees. Radiator Relief is an excellent method of...
Form-A-Barrier solves the problem of needing a light weight, formable shield to protect components from heat. Light weight, formable, rigid shield provides excellent thermal...
Best SellersEngine ComponentsNew ProductsThermal Sleeves
Line sleeving is great protection for wires, lines, cables & hoses. But inserting them into the sleeving can be frustrating and time consuming. DEIs...
Universal Catalytic Converter Shield solves the problem of missing catalytic converter heat shields. It prevents possible fires and is less expensive than replacing the...
Form-A-Barrier solves the problem of needing a light weight, formable shield to protect components from heat. Light weight, formable, rigid shield provides excellent thermal...