Nitrous Express Holley High Ram Plenum Nitrous Plate Kit w/10lb Bottle 2023-subaru-wrx-esi3178795 Harmonic Balancer - Fluidampr -

Harmonic Balancer - Fluidampr - SBF - Pulley Spacer - Optional 5/8" 4-bolt alignment - May be required on 1975+ applications - Each

Screws into 10AN ORB port and provides a 10mm SAE quick connect male

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Fragola -6AN PTFE Hose w/ Black Cover- 10 Feet

Nitrous Express Holley High Ram Plenum Nitrous Plate Kit w/10lb Bottle 2023-subaru-wrx-esi3178795 Harmonic Balancer - Fluidampr -These high tech nitrous plates bolt between the upper and lower intake manifold on Holley Hi Ram manifolds for a quick and clean install. Nitrous and fuel are injected into each cylinder from the side of the runner providing direct port like distribution without having a flow restricting nozzle or spray bar in the runner. Systems come standard as a single stage with jetting for 50 to 500WHP. The plate is made from billet aluminum with passages