1998-2001 Oldsmobile Intrigue 3.5L/3.8L Exhaust Manifold 4 Cyl W/ Heat Shield 674-509 2111K For BMW 5 (E39) 530d

For BMW 5 (E39) 530d - engine codes M57 D30 - 1998

For VW Bora - AXR 100

Piston Ring Set (Std): 13008-0028

Fit for 2018 Honda TRX250X

1998-2001 Oldsmobile Intrigue 3.5L/3.8L Exhaust Manifold 4 Cyl W/ Heat Shield 674-509 2111K For BMW 5 (E39) 530dProduct 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