7 0 Cummins QSB 6.7 Exhaust Manifold $150 USD (GOOD USED) OEM Cummins Diesel Engine Exhaust Manifold, for sale!!! Part #: 3973422; Engine Models: QSB5.9, QSB6.7, 6C8.3, ISC8.3 Stock #: I1025 For more information about this listing,... ConditionUsedPart Number3973422Stock NumberI1025 MLS Number10296696CategoryExhaust Manifolds Last Updated8/23/2024 LocationHialeah, FL, US Sold ByJJ Rebuilders Inc. (844) 385-___ SHOWNUMBERCall Seller Email Seller Save More Info