Sis001- Board Jun 2026

The SiS001 primarily refers to a stainless steel inner silencer by Kakimoto Racing, designed for the Regu.06&R exhaust system to reduce noise. It is a bolt-on component for street driving and is compatible with 80mm tailpipes. For a detailed product specification, visit RHDJapan . Kakimoto Racing Regu.06&R Exhaust Muffler Inner Silencer

During this period, the board was at its peak. The "New Posts" button would refresh with hundreds of threads per minute. Several factors contributed to this growth:

A board referencing is likely a legacy motherboard that featured: