Nitrous Jet Fitting Adaptor Plugs (qty. 6) for CSF B58/S58 Manifolds VA WRX There is also a fairly

There is also a fairly comprehensive DIY from REVS11 on the Rennlist Forum which CSF has reposted as a blog/guide

and good gas mileage

and the FA24 is no exception

BMW: 17112226018

Nitrous Jet Fitting Adaptor Plugs (qty. 6) for CSF B58/S58 Manifolds VA WRX There is also a fairlyClick Here for the Full Press Release & Additional Product Details These Adaptor Plugs are for those looking to add Nitrous, Methanol, or Water Injection to their CSF "No Limit" S58 & B58 Air to Air Billet Manifolds (CSF #8401 & #8402) or replace the port injection system on the CSF #8200, #8233, #8300, or #8400. The Adaptor Plugs are based on the Injector Plugs but with an internal 5 16 24 threading to accommodate Nitrous Express Plate Jet Fittings