Add power and fuel economy to your 7.3L Powerstroke with a SCT LWTS including 3 KEM DIESEL custom tunes - Tow, Performance, and Race. We have been tuning the 7.3L longer than any other company and know what works and what doesn't.

Add power and fuel economy to your 7.3L Powerstroke with a SCT X4 including 3 KEM DIESEL custom tunes - Tow, Performance, and Race. We have been tuning the 7.3L longer than any other company and know what works and what doesn't.

Add power and fuel economy to your 7.3L Powerstroke with a SCT multi program chip including 2 KEM Performance custom tunes of your choice. We have been tuning the 7.3L longer than any other company and know what works and what doesn't.

7.3L Remake file. Have you changed hard parts on your truck and now the tuning is not working properly? We can remake your files for any modification that you have done to your truck. Note: $50 is for EACH file that you want remade. A list of all modifications will need to be emailed to us to properly make the files. Please allow up to 48 hours turn around time from when we receive ALL the information required.

Add power and fuel economy to your 7.3L Powerstroke KEM DIESEL custom tunes for your SCT tuner.