Manley 16pc Valve Spring Set (1.050/.755) Subaru WRX 02-14 / STI 04-21 | 22180-16 vendor_Walbro intake) may benefit from calibration

intake) may benefit from calibration

as well as to keep the splitter more horizontal with the road surface

Torque Solution Rear Lower Control Arms will help restore the proper suspension geometry for lowered vehicles

which provide reserve fueling capacity and dual pump capability - important in many high power motorsport applications

the spoiler is built to resist minor impact and curb scrapes while maintaining a sleek appearance

Manley 16pc Valve Spring Set (1.050/.755) Subaru WRX 02-14 / STI 04-21 | 22180-16 vendor_Walbro intake) may benefit from calibrationProduct Fitment: 2002 2014 Subaru WRX 2004 2021 Subaru STI The Manley Valve Spring Kit (22180 16) is engineered to support high RPM, turbocharged applications in select engines (notably sport compact and Subaru WRX STI. Designed for serious performance builds, these valve springs offer enhanced durability, precise fitment, and reliable operation under extreme conditions. Key Features & Benefits: Optimized spring rate (245 PPI) and match for high lift