BORLA 401382 MUFFLER MULTICORE 2.5" IN/OUT 4" RDX 16" ymm_9 PackageType: Box

PackageType: Box

Specifications Socket Size(s) 10mm 12pt Kit Instructions

Specifications Socket Size(s) 15/16 hex UHL 7

This system features unique dual round 4" carbon fiber tips with black anodized centers on each muffler assembly

Base Outside Diameter O2 (mm): 191

BORLA 401382 MUFFLER MULTICORE 2.5" IN/OUT 4" RDX 16" ymm_9 PackageType: BoxDescription BORLA 401382 MUFFLER MULTICORE 2. 5" IN OUT 4" RDX 16" The XR 1 Multi Core Racing Muffler features a compact 4" diameter body, making it suitable for applications with limited space and a wide range of vehicles. This model is sometimes referred to as a 'Hot Rod' muffler. It utilizes a patented Multi Core 3 tube design to maximize flow, horsepower, and torque. The Multi Core section of the XR 1 muffler provides better flow than straight