Supertech Black Nitride Valves for Honda D-Series VTEC Select::Intake 31.0mm (Set of 8) (HIVN-1102-8) KW V1 (Variant 1) coilovers

KW V1 (Variant 1) coilovers for 2015-2021 Subaru WRX and STi are an entry-level coilover ideal for lowered

The AMS Alpha Performance R35 GTR Transmission Overflow Tank Kit solves a common issue when pulling high G’s

• Specifically designed for the Evolution 8/9

Each spring is then individually shot peened

CSF is able to use thinner and lighter aluminum material (better cooling efficiency) because this design is actually stronger than normal "O" shape tubes that are welded

Supertech Black Nitride Valves for Honda D-Series VTEC Select::Intake 31.0mm (Set of 8) (HIVN-1102-8) KW V1 (Variant 1) coiloversSupertech black nitride exhaust and intake valves for VTEC D Series engines. These valves are available in various sizes to match your head diameter. Sold as a set of 8 or individually as needed. Please do all your research and consult your engine builder if necessary! Black nitride valves are made from one piece forged stainless steel then go through a special hardening process to lessen the friction between the valve and guide. Vehicle Fitment: