Nitrous Express Nitrous Purge Valve w/ D-4 Manifold R07C15W These billet aluminum water necks

These billet aluminum water necks are designed for Pontiac engines

GM Fullsize Truck 1963-86

Dominator or Sniper EFI systems

570" ID that works well with our 959 dual springs and our 947

125 Inch Thick

Nitrous Express Nitrous Purge Valve w/ D-4 Manifold R07C15W These billet aluminum water necksNitrous Express Nitrous Purge Valve 15600 w D 4 Manifold Push Button Vent Tube Nitrous Purge Valve At NX we live and dream Nitrous Oxide. Customer service is taken very seriously and we work constantly to develop and improve our product lines. Our company is comprised of experienced and passionate people who use our products every day. It is our commitment and our mission to provide the best service, performance, quality and value. Product