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  1. Best DPF Delete Pipes?

    Grand Cherokee Diesel Discussions
    Hello, can anyone speak to the build quality or difference between the now available CB Engineering and Flo Pro DPF race pipes ? There is a HUGE price gap as well. Links; CB Engineering PPEI / Flo Pro
  2. Screwed on used car purchase: P2002 OBD

    Grand Cherokee Diesel Discussions
    I bought a 2015 JGC diesel with 105k miles. I expected issues down the road but not 50 miles later. The check engine light came on and diagnostic showed it is p2002 "particulate filter below efficiency level". Should I pay $150 to have the jeep dealership diagnose the actual issue or just assume...