Process West Dual Fuel Rail Billet Tumbler Delete Kit - Subaru 01-07 WRX/STI & 08-21 STI - Black 2020-acura-rdx-esi9654896 the Big SF Intake System

the Big SF Intake System opens the door to huge power gains

5i Limited 2015 Subaru Forester 2

Clamps NOT included

These lack dust boots and are strictly for competition use to ensure maximum clamping force without fade

Process West Dual Fuel Rail Billet Tumbler Delete Kit - Subaru 01-07 WRX/STI & 08-21 STI - Black 2020-acura-rdx-esi9654896 the Big SF Intake SystemThis bolt on, integrated upgrade solves the two biggest bottlenecks in the EJ series intake system at once: air restriction and fuel supply. CNC machined from billet aluminium, the Dual Fuel Rail Tumbler Delete Kit replaces the restrictive factory assembly with precision machined billet components for maximum airflow and reliable fuel delivery on high boost builds. Billet tumbler delete The factory Tumble Generator Valves (TGV, or tumblers) use