- 8 Inch Kenworth W900B Over Frame OEM Style Elbow Exhaust KitStarting At$3,179.60DF-KC-805048CP-OZZIE8 Inch Kenworth W900L 45" Box Step OEM Style Elbow Exhaust KitStarting At$3,101.32DF-KV-805052CP-CHINORoadworks 7 Inch Stove Top Exhaust Kit For Kenworth W900L With 40 Inch Boxes And Single MufflerStarting at $3,038.49RWKITKW37ST96-GRoadworks 7 Inch Stove Top Exhaust Kit For Kenworth W900L With 45 Inch Boxes And Single MufflerStarting at $3,038.49RWKITKW47ST96-GRoadworks 7 Inch Stove Top Exhaust Kit For Kenworth W900L With 40 Inch Boxes And Dual Cat ConvertersStarting at $3,038.49RWKITKW17ST96-GRoadworks 7 Inch Stove Top Exhaust Kit For Kenworth W900L With 45 Inch Boxes And Dual Cat ConvertersStarting at $3,038.49RWKITKW27ST96-GFreightliner Classic And Kenworth 8 Inch Exhaust Kits Without T PipeStarting at $3,093.08PY-BRC890AKSS-GPeterbilt/Kenworth 8 Inch Exhaust Kits With 8 To 5 Inch ElbowsStarting at $3,093.08PY-BRC85TAKSS-G8 Inch Kenworth W900A Under Frame OEM Style Elbow Exhaust KitStarting At$3,258.91DF-KB-805048CP-OZZIE8 Inch Kenworth W900A Under Frame OEM Style Elbow Exhaust KitStarting At$3,258.91DF-KB-805048CP-EAGCLW8 Inch Kenworth W900A Under Frame OEM Style Elbow Exhaust KitStarting At$3,258.91DF-KB-805048CP-CURVE8 Inch Kenworth W900A Under Frame OEM Style Elbow Exhaust KitStarting At$3,258.91DF-KB-805048CP-CHINO8 Inch Kenworth W900B Over Frame OEM Style Elbow Exhaust KitStarting At$3,179.60DF-KC-805048CP-EAGCLW8 Inch Kenworth W900B Over Frame OEM Style Elbow Exhaust KitStarting At$3,179.60DF-KC-805048CP-CURVE8 Inch Kenworth W900B Over Frame OEM Style Elbow Exhaust KitStarting At$3,179.60DF-KC-805048CP-CHINO8 Inch Kenworth W900L 45" Box Step OEM Style Elbow Exhaust KitStarting At$3,101.32DF-KV-805052CP-OZZIE8 Inch Kenworth W900L 45" Box Step OEM Style Elbow Exhaust KitStarting At$3,101.32DF-KV-805052CP-EAGCLW8 Inch Kenworth W900L 45" Box Step OEM Style Elbow Exhaust KitStarting At$3,101.32DF-KV-805052CP-CURVE