Upgrade your 2004.5-2005 Duramax with the DTech DT660036 Injector Line. This premium, direct-fit replacement for cylinders 1 & 8 ensures optimal performance. Thoroughly inspected for quality, it's easy to install and minimizes injector contamination, ensuring your engine runs smoothly. Trust DTech for reliable, durable solutions for your Duramax.

Features:

• Direct-fit for 2004.5-2005 GM 6.6L Duramax LLY
• Reduces injector contamination
• Simple installation
• Sold individually for cylinders 1 & 8