11-15 Powerstroke 6.7 CSF Primary Radiator Differential from Stage 1 to Stage

from Stage 1 to Stage 6

35% larger opening cools EGT's and improves turbo response

all other software applications have a modified "Torque management" ( TQM)

6L Duramax LMM offers superior surge protection and performance

If you have a stock CP3 pump you are losing fuel flow and rail pressure after 3000 RPM

11-15 Powerstroke 6.7 CSF Primary Radiator Differential from Stage 1 to StageThe CSF 3601 OEM Replacement Primary Radiator is manufactured from the highest quality components to provide you with the best aftermarket OE replacement radiator available for your 2011 2015 Ford 6. 7L Powerstroke. CSF is an ISO certified cooling system manufacturer with many OEM customers around the world. CSF is also known as an industry leader in automotive cooling for both OE and the performance aftermarket. Each CSF Radiator is built to OE