SPL and Cusco are both proven, either will be fine. Racer-x, Verus, Voodoo13, White line, PartsShopMax, Whiteline, it's all good stuff. Avoid lowest dollar parts and Google with the following strategy - BRAND PART FT86CLUB
Example:. CUSCO LCA FT86CLUB
You'll find this
https://www.ft86club.com/forums/showthread.php?t=38160