HKS & Greddy standard flanges are also available at the store, TurboXS comes with some standard flanges to use.

All these are in stock along with Blitz as well.

View them out at the store: http://www.streetrays.com

http://www.streetrays.com/catalog/images/hks_ssqv_bov.jpg
HKS SSQV (Super Sequential Blowoff Valve) Universal

http://www.streetrays.com/catalog/images/xs_RBV_H_34.jpg
TurboXS Racing Bypass Valve Type H34

http://www.streetrays.com/catalog/images/xs_BOV_S.jpg
TurboXS Blow Off Valve Type S

http://www.streetrays.com/catalog/images/xs_BOV_H_RFL.jpg
TurboXS Type H-RFL Blow-off Valve

http://www.streetrays.com/catalog/images/greddy_BOVs.jpg
Greddy Type S Universal

http://www.streetrays.com/catalog/images/greddy_bov_rs.jpg
Greddy Type RS Universal