Fits: 2007.5 thru 2010 Chevy Silverado/GMC Sierra 2500HD/3500HD LMM Duramax Diesel 

*Please contact us for current lead times*

The Industrial Injection 20% over R1 Injectors have been extrude honed and balanced to a perfect matching set injectors that flow 19LPM. The R1 20% over injectors can be run with a stock turbo, an upgraded turbo or compound turbo setup is highly recommended to help reduce EGTs. We typically see a 1-3MPG increase in fuel economy. The injectors are balanced to a tighter tolerance than the original manufacturer and have a lot of time put into making these the best injectors money can buy. All the injectors are built in house with BRAND NEW Factory OEM parts including the nozzles.

Features:

• Better Fuel Economy
• 20% Over / 19LPM
• 1 year Unlimited Mileage Warranty

Notes:

• Injectors come with a new copper crush washer and o-rings for installation. Injectors are an OEM Genuine part that is a direct replacement injector. 
  
• All Industrial Injection / OEM products are covered by a one year/unlimited mile warranty.
• Injectors sold individually
• THE MANUFACTURE, SALE, OFFER FOR SALE, OR INSTALLATION OF THIS PRODUCT IS NOT LEGAL IN CALIFORNIA.
• All Core Return Costs are responsible to the customer. Please contact our customer support team with any core return questions you may have. Core returns must be processed online via the Return Request Form