Factory OEM Reman 40% Over Injector

Features:

• 40% over stock fuel flow capacity
• Built from OEM remanufactured injector cores
• Extrude honed and flow matched in-house
• Ideal for street performance and towing builds
• Supports tuning and mild turbo upgrades
• Includes new o-rings and copper crush washer
• Direct fit for 2011-2016 LML Duramax engines
• May improve fuel economy with proper tuning
• Maintains smooth drivability with added performance
• Backed by one year unlimited mileage warranty
• $150 refundable core charge per injector
• Precision balanced for consistent cylinder fueling

A Strong Step Up Without Going Too Far

If you want more fuel without pushing your Duramax into extreme territory, the Industrial 0986435409-R3 40% Over Injector is a solid upgrade that makes sense. This injector is a great fit for trucks that see real work but still want improved performance and responsiveness. With the added fuel, towing feels more confident and acceleration comes on stronger, especially when paired with tuning or light turbo upgrades. It keeps the truck easy to live with, which matters if it still sees daily driving duties. Because these injectors start as genuine OEM reman units, you get factory-level reliability with added performance baked in. Installation is straightforward, and the included seals help ensure everything goes back together clean and leak free. If you’re looking for a noticeable improvement without sacrificing drivability, this injector set hits a very comfortable middle ground.

OEM Remanufactured Injectors Tuned For Balanced Performance

The Industrial 0986435409-R3 injectors begin as factory OEM remanufactured units before being extrude honed and flow balanced by Industrial Injection. The 40% over flow increase provides additional fueling while maintaining consistent delivery across all cylinders. Each injector is carefully matched to ensure smooth idle, clean combustion, and predictable performance under load. This makes them well suited for trucks running tuning or mild turbo upgrades that need more fuel without overwhelming the system. Designed specifically for 2011-2016 LML Duramax applications, these injectors install as a direct replacement with OEM-style fitment. New o-rings and a copper crush washer are included to support proper sealing during installation. Backed by a one year unlimited mileage warranty, these injectors deliver a reliable blend of increased fuel flow and long-term durability for performance-focused builds.

Fitment: 2011, 2012, 2013, 2014, 2015, 2016 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax LML

Notes:

• Designed for 2011-2016 LML Duramax applications
• Built from genuine OEM remanufactured injector cores
• Flow rated at 40% over stock capacity
• Extrude honed and flow matched for consistency
• Supports tuning and light to moderate performance builds
• Can improve drivability and fuel economy with proper setup
• Not recommended for use with stock tuning
• Includes new o-rings and copper crush washer
• Each injector carries a $150 refundable core charge
• Backed by a one year/unlimited mileage warranty