1968-1976 Cadillac Calais Exhaust Header Manifold Geenric Dodge Direct-fit replacement for GM 5

Direct-fit replacement for GM 5

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For 2011-2019 Ford F-550 Super Duty 6

For 2010-2013 BMW X5

1968-1976 Cadillac Calais Exhaust Header Manifold Geenric Dodge Direct-fit replacement for GM 5Product Overview: 1. Exhaust headers are a key upgrade for boosting engine performance by improving airflow. Unlike restrictive factory exhaust manifolds, performance headers give each cylinder its own dedicated exhaust path, reducing back pressure and improving exhaust flow. 2. By minimizing exhaust interference between cylinders, headers help increase horsepower and torque. When paired with a high performance cold air intake and a cat back exhaust