HTS604F Tokico HTS/D-SPEC Shocks fits: 2005-2008 Mazda Miata/MX-5. HTS604F Tokico HTS/D-SPEC Shocks Features - Adjust your shocks to exactly your liking with the ultra-high performance Tokico HTS/D-SPEC Shocks. Specially crafted for your specific vehicle. Feature twin-tube design for a large range of adjustability and performance. The Tokico HTS and D-SPEC Shocks are sold individually and in a set of 4. Depending on your year, make and model of your vehicle, only the HTS or the D-SPEC shocks will be available. Tokico D SPEC Shocks, Tokico HTS Shocks, Tokico DSpec & HTS Shock Absorbers. Tokico HTS604F.