Restore your Duramax’s fuel delivery system with confidence using the Sinister Diesel Reman Injector. A high-quality remanufactured injector built to meet or exceed OEM performance and reliability standards.

Designed as a direct replacement for worn, leaking, or failed injectors, this unit brings your fuel system back to life with dependable operation and long-term durability. Each injector is precision remanufactured and tested to ensure consistent performance that matches or outperforms the original equipment, all at a fraction of dealership pricing.

Whether you’re correcting a drivability issue or refreshing a high-mile truck, these injectors deliver reliable fuel delivery without added performance claims, making them ideal for stock restorations or reliability-focused builds.

Features & Benefits:

• Direct OE-style remanufactured injector, no performance increases claimed
• Meets or exceeds original equipment specifications
• Restores reliable fuel delivery and smooth engine performance
• Excellent value compared to OEM injector pricing
• Backed by 2-Year Warranty
• Ideal for daily drivers, work trucks, or high-mile engines needing dependable replacement

Recommended Maintenance:
Sinister Diesel strongly recommends upgrading the fuel filtration system when replacing injectors to help protect your new fuel delivery components and extend service life.