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      08-10-2020, 10:42 AM   #31
jstewart
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Drives: bmw 760i x-drive
Join Date: Mar 2020
Location: Louisville KY

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I am actually thinking seriously about the cat delete down pipes now. When I asked about the DME tune I was told that the stage two HP & TQ numbers were with a cat delete down pipe so I am wondering what tuning changes are in the stage 2. My information is that the down pipe alone is worth 25 to 30 HP. I know it is a disease I have had for over 50 years.
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