Volk wheels uses hot forging that is a process to form metal lines with volume distribution that corresponds to a design shape of a billet aluminum alloy. The forging of rays wheels starts with this kind of hot forging. RM forging a method developed exclusively by rays is a process to spin a uniform structure with fine metal flows formed by hot forging. A RM forged rim is thinly formed by cold spinning, a high speed spinning machine can form rims of varied widths. Then the wheel goes to the solution heat treatment, its rapidly heated with thermal treatment and then fits to form a strung structure. Then the VOLK Wheels go into a age Treatment when they are kept at low temps for long periods of time. Then they go off to the standards dept to be checked and then off to finishing to get painted. There is a ton more that goes into making volk wheels so check out the video on the site to give you a better idea. The Volk Racing TE37, CE28, GTU, GTM, Time Attacks are all made with this process. Volk offers many racing wheels for the STI, EVO, 350Z, RX8, Supra, G35 and many more. Most volk custom wheel orders take about 6/8 weeks to finish and arrive in the usa / canada.