oil filter wrench
I have a DS on a Spartan chassis with the 450 ISL9. That oil filter is hidden way up there with little room to grab ahold to loosen. What is your preferred wrench to be able to grab it from the bottom and break it free when it is pretty damn tight?
2017 Dutchstar 4369 Spartan Chassis, 2200W Solar, 1200AH Lithium Batteries, Active Air
2022 Jeep Grand Cherokee, Roadmaster Sterling, AF1