j1 automotive are based in the UK, where we design, develop, manufacture and supply high quality performance air intake kits, performance air filters and associated air intake components. All our products have been designed to support the highest levels of vehicle performance in terms of filtration efficiency, low restriction and durability, as well as offering high levels of product quality. We are always developing new and exciting performance air intake kits, and always welcome feedback and comments to help us improve in our portfolio, our quality and our service.