4" 409 Stainless Steel Downpipe by Diamond Eye®. This products is created for those who are not afraid of the power. It is fine-tuned to deliver unrestricted power and tested against competition for maximum performance. The product includes everything you need for a quick installation and comes with step-by-step installation instructions.
- The finest quality at a great price
- OE quality parts from top original equipment and aftermarket manufacturers
- We carry everything needed to complete the job
Engineered for limitless efficiency and maximum performance, the Diamond Eye products are a sure way to give your vehicle the boost it needs. So if you feel the need for speed and are determined to turn your vehicle into a lighting-fast street-racing car, there's no better brand for you than Diamond Eye Performance. Every product that the company offers, from complete exhaust systems to the smallest components like clamps and gaskets, is created for one single purpose – to allow your vehicle to blow all cars next to you off the line. Turbocharger downpipes, exhaust tail pipes and tips, and mufflers are just a few examples of what Diamond Eye has in store for you.
Diamond Eye has always been first when it came speed and performance and there is also no other product that can have the Diamond Eye look, feel, and quality. Every product is precision-engineered and dyno-tested to give you maximum gains and make sure you can squeeze out the speed you deserve. After the products are finished, they are meticulously checked for imperfections by the company's experts so the product you get is guaranteed to meet the highest quality standards and be free from any defects in materials and workmanship. And for you to be sure that Diamond Eye stands behind its products, each and every item carries a 1-year warranty.
Diamond Eye Manufacturing is recognized as being one of the most modern and progressive companies in eastern Oregon. The company has invested heavily to incorporate several CNC mandrel bending machines and support equipment. Enabling them to produce the finest exhaust components in today's marketplace. Mandrel bending and fabrication parameters are extensive, and a variety of tooling allows them to offer tube processing from 3/8" to 5" O.D. in both aluminized and stainless steel.