Walker CalCat Manifold Converters

Specifically formulated for Californians, Walker CalCat manifold converters comply with regulations for OBD-II and pre-ODB-II vehicles. These exhaust manifolds have an integrated catalytic converter; their OE-style and fit enables an easier install. The CalCats feature a stainless steel body, a heat-shielded pipe, and a structural brace for enhanced strength and durability. In addition, they're built with the right loading of precious metals, the proper catalyst material and design, and a high-technology washcoat—providing enhanced oxygen storage capacity. Gain the best balance of performance and price from Walker CalCat manifold converters. Show Less