2.5 LITER. to 03/2023. upper. A Heat reflective barrier to prevent items from coming in contact with the hot Exhaust Manifold. Exc.Japan Built. Exc.Japan Built Part. Exhaust Heat Shield. For Exhaust Manifold. From 09/2022. Japan Built. Japan Built Part. To 05/2020. To 09/2022. USA Built Part. Insulator, M. Manifold cover.