Dynomite Diesel L5P-100 New Injector Set – 25% Over for 2017–2023 6.6L Duramax

Upgrade your 2017–2023 Chevrolet Silverado or GMC Sierra 2500HD/3500HD with the Dynomite Diesel L5P-100 new injector set. These precision-built 25% over injectors deliver approximately 100 additional rear-wheel horsepower over stock while remaining safe and reliable on a stock truck. They support up to 650 RWHP when paired with proper supporting modifications and tuning.

The set is flow-balanced and matched for even cylinder-to-cylinder performance. High-durability SAC-style nozzles provide clean, efficient atomization that improves throttle response, towing capability, and everyday drivability. Owners typically notice better fuel economy alongside the extra power, plus smooth street manners that make these injectors equally at home on the highway or under a heavy load.

Key Features

• 25% increase over stock flow
• +100 RWHP over stock (typical)
• Capable of 650 RWHP with supporting mods
• Safe for stock trucks
• Excellent for towing and daily driving
• Precision-balanced and matched set of 8
• SAC-style nozzles
• 3-year warranty
• American-made by Dynomite Diesel in Idaho

Fitment 2017–2023 Chevy Silverado 2500HD / 3500HD and GMC Sierra 2500HD / 3500HD with the 6.6L L5P Duramax diesel.

These injectors are engineered for a noticeable performance gain without sacrificing reliability or drivability. They are a popular choice for owners who want more power and better efficiency while keeping the truck usable for work and everyday use.