1998-2001 Oldsmobile Intrigue 3.5L/3.8L Exhaust Manifold 4 Cyl W/ Heat Shield 674-509 Mistubishi Manufacturer Part Number: HDSAI94GSR41

Manufacturer Part Number: HDSAI94GSR41

Bore Size: 94

2 * 1 / 4 "- 20 Nut

Displacement: 290cc

1998-2001 Oldsmobile Intrigue 3.5L/3.8L Exhaust Manifold 4 Cyl W/ Heat Shield 674-509 Mistubishi Manufacturer Part Number: HDSAI94GSR41Product 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