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3973422 Exhaust Manifold

Fits Cummins Engine ISB6.7 QSB6.7 QSB7 NT743

$390,233 CLP $591,456 CLP Save $201,223 CLP

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3973422

Brand: Cummins
Supersedes:

Condition:New / OEM Quality

Free worldwide shipping · 3–15 days

In stock

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Part 3973422 is an exhaust manifold designed for Cummins ISB6.7, QSB6.7, QSB7, and NT743 engines. It resists thermal cracking and keeps exhaust flow consistent. Built to OEM standards for reliable operation and durability.