The exhaust manifold by TurboWorks is made of 100% stainless steel. It fits the following models: Toyota MR2 ST205 Toyota Celica ST205 When tuning the engine, the exhaust manifold should be replaced at the very beginning, because the exhaust gases pressed from the cylinder go to the exhaust manifold, which is part of the engine body, then they are directed to the first section of the exhaust pipe, then to the muffler, or several silencers arranged in series, and then to the exhaust part of the exhaust pipe. 24-month warranty. We also offer lambda probe adapters, which eliminate the catalyst error. Additional accessories are also available for exhaust manifolds: Lambda probe adapters Thermal tapes Copper nuts Exhaust manifold by TurboWorks, made of 100% stainless steel. performing tuning engine, the exhaust manifold should be replaced at the very beginning, because the exhaust gases, pressed from the cylinder, go to the exhaust manifold, which is part of the engine body, then they are directed to the first section of the exhaust pipe, then to the muffler, or several silencers arranged in series, and then to the exhaust part of the exhaust pipe. The kit includes a set of gaskets. The product has a 24-month warranty. Suitable for models: Toyota MR2 ST205 Toyota Celica ST205 Turbine mounting bolt spacing: 80x70mm.