8 0 Cummins X15 Exhaust Manifold for a 2012 Freightliner Cascadia 125 Contact for price (Used) 2010-2020 Cummins ISX, EXHAUST MANIFOLD- 2011-2020 CUMMINS ISX 2011-2020 CUMMINS ISX15 Part Number: 3687062, 3683870, Engine Information- Serial Number: 79558072, Reference images for... ConditionUsedFits To Make(s)FreightlinerFits To Model(s)Cascadia 125Will Fit Year(s)2012Part Number3687062Stock NumberP-98891 MLS Number13477886CategoryExhaust Manifolds Last Updated7/15/2025 LocationElkton, MD, US Sold ByCRG Heavy Truck Parts (844) 402-___ SHOWNUMBERCall Seller Email Seller Save More Info