2021 MX13 pac car dpf and scr efficiency issues in need of egr tuneup
02-18-2025, (Subject: 2021 MX13 pac car dpf and scr efficiency issues in need of egr tuneup ) 
Post: #6
RE: 2021 MX13 pac car dpf and scr efficiency issues in need of egr tuneup
(02-01-2025 )Rawze Wrote:  On an ISX, an EGR tune-up can make fuel mileage improve by more than 1+ mpg or more on an older truck.
I have been guilty of taking them to the local car wash lmao
soak with some good ole purple power and let the high pressure soap do the rest


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RE: 2021 MX13 pac car dpf and scr efficiency issues in need of egr tuneup - RollinCoal - 02-18-2025



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