Introducing our new GIR Billet Expansion Tank. Available with brackets to suit a variety of locations across models as well as universal kit, please choose option before checkout. The top cap of tank is o-ringed with six M5 cap head bolts to allow rotation, while the lower mount has eight M6 threaded holes for flexibility in fitment and orientation. The body has two AN8 ORB fittings while the cap has BSP outlet.