Manley Valve Springs & Retainers (.510" Max Lift) for EJ WRX/STi H&R The top port is used

The top port is used for the fuel return back to the main tank

12 Valves NEVI-1062-12 1 Valve NEVI-1062-1 Exhaust

This material has proven to be without a doubt the strongest and most resilient bar material we have used to date

The STM Evo 7/8/9 titanium lower intercooler pipe is pie-cut and tig welded from 2

Manley Valve Springs & Retainers (.510" Max Lift) for EJ WRX/STi H&R The top port is usedManley Performance valve springs and retainers for the EJ20 EJ25 Subaru WRX and STi are available as the full set, or separately as 16 springs or 16 titanium retainers. These sets have a max lift of 0. 510 inch. Vehicle Fitment: EJ20 EJ25 2002 2014 Subaru WRX 2004 2021 Subaru STi Titanium Retainers: Heat treated aerospace grade titanium CNC machined to exacting tolerances Lightweight and extremely durable A must for your high revving sport compact