The Grand Rock Adapter is a practical and versatile solution for turbo and manifold connections. With its 4 Inch ID/4 Inch ID to 4.75 Inch Flare design, it ensures a secure fit. Made from aluminized material, it guarantees durability and longevity. This adapter is specifically designed for T35 Turbo, L10, and 3176 models, making it a reliable choice for various applications. It can be easily installed using the V-Band Clamp #VB-475C. Breeze: VT-10475. Measuring 40" ID x 4.75" x 2", this adapter is sold individually and fits most T35 Turbo, L10, and 3176 models.