PLM Subaru Impreza WRX Header Manifold 2015 - 2021 Equal Length with EWG

Unlock superior boost control and eliminate boost creep with this equal-length header manifold engineered for external wastegate conversion on your 2015–2021 WRX. This direct bolt-on upgrade features 1.5" stainless steel piping that optimizes exhaust flow while managing heat effectively. The equal-length design ensures consistent turbo spool response, while the external wastegate setup prevents boost spikes—even on stock turbo applications. Mounts directly in the factory location for hassle-free installation. Built with durable construction to support performance demands without compromise.