Seafoam 4.0 1993 Jeep Grand Cherokee

[lolamcute]

yo i need to know what muffle is that that a flowmaster but what kind ? hope to hear from you soon also my jeep is a 98 zj 4.0 198,831 miles on her

[aj514]

i have the same jeep, 3 in lifted and 31's(im a hunter, just enuf to get to the camp). i may have to try that stuff, im hittin 193k.

[jeepscometrue]

do u have a flowmaster?

[SupermnHorner]

yeah. I have the 50 series installed on there