2000-2001 Chevrolet Monte Carlo 3.4L/3.8L Exhaust Manifold 4 Cyl W/ Heat Shield 674-509 GM Some of these bikes are

Some of these bikes are over 50 years old now and are not always all original

reducing back pressure and improving exhaust flow

For 2014-2019 Hyundai Tucson 4-Door 2

For DODGE RAM 2500 6

2000-2001 Chevrolet Monte Carlo 3.4L/3.8L Exhaust Manifold 4 Cyl W/ Heat Shield 674-509 GM Some of these bikes areProduct 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