T4 Top Mount Turbo Exhaust Manifold

The NPBoosted T4 Top Mount Turbo Exhaust Manifold is engineered for enhanced performance in vehicles equipped with B58 3.0L 6-port engines. This top-mount manifold is fabricated from thick wall stainless steel and features robust TIG-welded construction for superior durability and heat resistance. It includes a ported head flange designed for optimal flow and dual 44mm wastegate flanges to accommodate external wastegates, allowing for precise boost control. The twin-scroll design is optimized for spool characteristics. This manifold is specifically designed to fit the 2021+ Toyota Supra (A91, MK5) with a 6-port cylinder head, the 2020 Toyota A90 Supra when equipped with a 2021+ 6-port cylinder head swap, the 2021+ BMW M340i, and the 2021+ BMW Z4, all utilizing the B58 3.0L engine. Professional installation is highly recommended, as no instructions are included with the kit, which typically contains the manifold, installation gaskets, bolts, studs, and nuts.