Description
Fits
Year | Make | Model | Engine |
2004.5 - 2005 | GMC/Chevrolet | 2500/3500 | LLY 6.6L Duramax |
The LLY engine was a real powerhouse when it first came out. With a little adjustment, it can almost match the speed of a brand - new truck. But if you want to outperform a new truck, you need more fuel! We're excited to partner with S&S Diesel motorsports to offer LLY injectors. These injectors range from OEM+ TorqueMonster replacements all the way up to 400% overstock. S&S Diesel supports trucks with horsepower from 360hp to 2700hp, no matter what style of build you're aiming for!
Part Number: LLY - 10SAC
Features
- Brand - new injectors
- Proven in motorsports and diesel tuning, so you can trust they're the right choice for your truck!
Notes

These fuel injectors are designed for 2004.5 - 2005 GMC/Chevrolet 2500/3500 trucks with the LLY 6.6L Duramax engine. To use them, simply replace your old injectors with these new ones following the standard replacement procedures. When installing, make sure to double - check all connections to ensure a proper fit. As for maintenance, it's a good idea to use high - quality diesel fuel to keep the injectors clean. Regularly check for any signs of leaks or malfunctions. If you notice any issues, it's best to have a professional mechanic take a look. Also, remember that the price you pay is for a full set of injectors, so you'll have everything you need to upgrade your truck's fuel system.