
Custom Engine Exhaust Manifold Designed for Efficient Flow Performance Produced by Sand Casting Parts Factory. OEM/ODM Service Available: Supports OEM and ODM services based on customer requirements and drawings. Wide Material Selection: Available in Ductile Iron, Grey Iron, Carbon Steel, Alloy Steel, and Stainless Steel. Precision CNC Machining: High-precision machining with tolerance up to +/-0.01mm using advanced CNC equipment. ISO 9001:2015 Certified: Manufacturing process certified under ISO 9001:2015 quality management standards. Custom Surface Treatment: Offers Shot Blasting, Electrophoretic Coating, and Galvanizing with customizable roughness. Fast Delivery Time: Standard delivery within 30-45 days after confirming samples and orders. Low MOQ for Normal Parts: No minimum order quantity for normal parts; OEM parts require a minimum of 2 tons. Free Samples Available: Free samples provided for normal and in-stock products to ensure quality verification.