ATS Pressure Relief Valve Block Off 04.5-10 GM 6.6L Duramax BPD-90201099 Combining two different sizes of

Combining two different sizes of mesh

This boost tube is designed for serious horsepower

and general steering instability

Upgrading your Cummins with a FASS fuel system is obviously a very popular upgrade

ATS Pressure Relief Valve Block Off 04.5-10 GM 6.6L Duramax BPD-90201099 Combining two different sizes ofAll of the 2004. 5 2010 6. 6L Duramax engines feature a relief in the fuel rail which is designed to relieve pressure once it sees roughly 25,000 PSI to avoid damage to the stock injectors. However, most aftermarket tuning is designed to deliver pressure higher than this, causing the higher pressure fuel to not get to the injectors, losing power, and eventually causing the failure of the stock pressure relief valve. This simple fuel rail plug will