CSF filler necks with pressure caps are all-aluminum direct-fit replacements with high-pressure radiator caps. CSF manufactures the best and most reliable radiator pressure caps in the industry, selling tens of thousands every year with a range of pressures from 7 psi to 29 psi (2.0 bar). CSF is also a world leader in this segment as a trusted private label supplier to a number of different cooling product manufacturers.
Fitment
- 2013-2020 Subaru BRZ
- 2013-2020 Toyota 86
- 2013-2016 Scion FR-S
- 2022+ Subaru BRZ
- 2022+ Toyota GR86
