DTR Design (imported)304 stainless B-series 4-2-1 two step header 44mm - 48mm to 50mm secondary with a standard 64mm donut gasket exit. Available for B18-B20 and high output B20 (54mm secondary) 4-2-1 design is great for midrange and top end power with maximum ground clearance for street driven longevity.
AC/PS compatible