Mack E7, Exhaust Manifolds, (GOOD USED) Mack E7 Exhaust Manifold 104GC5118-P2, 104GC5124-P2 For Sale, Front or Rear End Part # 104GC5118-P2, Center OEM Part # 104GC5124-P2, MACK TRUCK E7 ENGINE, SET HAS REF# 104GC5124 P2, 104GC5124P2 CENTER MANIFOLD QTY1, REF# 104GC5118 P2, 104GC5118P2 ENDS QTY2, Sold as 3-Part Set, Stock # 6583 | Tested & Inspected!