ATS 705-050-4290 Fuel Rail Pressure Plug | 2004.5-2010 GM Silverado/Sierra 2500HD/3500HD 6.6L Duramax

GM 6.6L Duramax ATS Fuel Rail Pressure Plug - Steel construction - Maintains and stabilizes rail pressure - Allows quick and easy fuel pressure checks - Reduces diagnostic codes Eliminate Pressure Relief Valve with the ATS Fuel Rail Pressure Plug If you're looking for better fuel atomization with one single, affordable upgrade, look to the ATS Fuel Rail Pressure Plug. Constructed from durable steel and precision crafted to maintain and stabilize rail pressure, the ATS Fuel Rail Pressure Plug maintains enhanced higher fuel pressures in your truck's fuel rail. Having the ATS Fuel Plug can be easily installed into your factory fuel rail to help mitigate the troublesome relief valve, ensuring that you get the most optimal rail pressure to your CP3 and towards your fuel injectors. Fitment: - For modified 2004.5 - 2010 GMC 6.6L LMM/LLY/LBZ Duramax Engines