1991-1992 Comanche Cherokee Limited Wrangler Islander Exhaust Manifold Stainless Steel 4.0L V6 CF-Moto For 2002-2004 Infiniti I35

For 2002-2004 Infiniti I35

and/or DOC requires the elimination of related sensors

2007 Audi A4

There's two cylinder head gasket type

For 2008-2009 Lexus IS250

1991-1992 Comanche Cherokee Limited Wrangler Islander Exhaust Manifold Stainless Steel 4.0L V6 CF-Moto For 2002-2004 Infiniti I35Product 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