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and of course under-hood appearance
7 Cummins and would like a nice bump in power without having to make a lot of other upgrades to support the additional fueling
4 Powerstroke with an upgrade from AFE
because it must be programmed into the AutoCal
Triple Torque Force Torque Converters and Build-It rebuild kits
Power Stroke Products Performance Valve Spring Set 01-16 6.6L GM Duramax ALI-AP63406 and of course under-hood appearanceThis spring set from Power Stroke Products allows you to run higher boost pressures and RPM's without experiencing valve float. These are a direct drop in, no extra cylinder head machining is required to run these springs. Depending on installed height, you will have approximately 130# installed pressure. If you have an aftermarket turbo and are running more RPM than factory, you will see a few problems if you are still using OEM springs. First, valve
