2001-2003 Mazda Protege Header Exhaust Manifold Exhaust Manifolds CT4Z14A664A

CT4Z14A664A

Improves idle stability

For 2003-2007 Ford F250 F350 F450 F550 Super Duty 6

For Pontiac Grand Prix 1997-2001 3

2001-2003 Mazda Protege Header Exhaust Manifold Exhaust Manifolds CT4Z14A664AProduct 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