Supertech 37mm Standard Length Intake Valves Subaru WRX / STI EJ Models 2002-2021 (Set of 8) vendor_Rally Innovation This plugs has a threaded

This plugs has a threaded center to allow the installation of any 1/8" NPT Sender

This kit DOES NOT INCLUDE a water pump

aggressive engagement and the ability to handle up to 535ft/lbs of torque on your Subie

HKS Adjustable Cam Gears allow for fine tune adjustments to cam timing to maximize engine performance and tailor power characteristics for various driving conditions

and simultaneous compression and rebound adjustment

Supertech 37mm Standard Length Intake Valves Subaru WRX / STI EJ Models 2002-2021 (Set of 8) vendor_Rally Innovation This plugs has a threadedPart #: SIVN 1014 8 Specs Length: 104. 35mm (Std) Head Dia: 37. 00mm (+1. 0) Material: Black Nitrided Stem Dia: 5. 96mm Fitment: EJ205; EJ255; EJ257