PERRIN 02-07 Subaru WRX / 04-21 STI / 04-08 Forester XT Turbo Inlet Hose - Black YMM_2009_2016_Hyundai_Equus_VI Installation involves replacing the stock

Installation involves replacing the stock valve springs and retainers with these direct-fit components

reflecting HKS's commitment to innovation and performance

This thoughtful design helps maintain optimal wheel alignment

these springs are designed for durability

making them suitable for enthusiasts seeking both performance and daily drivability

PERRIN 02-07 Subaru WRX / 04-21 STI / 04-08 Forester XT Turbo Inlet Hose - Black YMM_2009_2016_Hyundai_Equus_VI Installation involves replacing the stockThe Perrin PSP INT 401BK is a 2. 4 inch turbo inlet hose designed specifically for Subaru WRX and STI models, as well as Forester XT vehicles. Constructed from durable materials, this black inlet hose serves to improve airflow efficiency between the turbocharger and intake system, enhancing overall engine performance. Its high quality build ensures resistance to heat and pressure, providing a reliable upgrade for enthusiasts seeking increased