Collection: Auto - Manifold

Optimize your engine’s breathing and efficiency with our selection of Auto Manifold components. At DIY Customs, we provide high-flow intake manifolds, durable cast iron and stainless steel exhaust manifolds, specialized manifold gaskets, and heavy-duty mounting hardware designed for a perfect fit. Whether you are replacing a cracked exhaust manifold causing a noisy leak, upgrading to a performance intake for more horsepower, or performing a top-end engine rebuild with high-temp seals, our professional-grade hardware offers the thermal durability and airflow precision you need at unbeatable prices. From specialized heat shields and spacers to complete manifold-to-head bolt kits, we carry the essential gear for every cylinder head project. Don't see the specific runner length, port shape, or specialized manifold brand for your engine? Hit the live chat or call 412-882-8346—we can special order and drop-ship exactly what you are looking for directly to your doorstep!