BORLA 401384 MUFFLER MULTICORE 2.5" IN/OUT 4" RDX 12" ymm_46 Manufactured from T-304 stainless steel

Manufactured from T-304 stainless steel with a natural mill finish

One-piece billet-machined cover and mounting lugs

Fits Following Engines:Chevrolet Chevrolet LS Gen III/IV (2004 & later)

Material: High-strength steel

2008-2013 BMW M3 Coupe 4

BORLA 401384 MUFFLER MULTICORE 2.5" IN/OUT 4" RDX 12" ymm_46 Manufactured from T-304 stainless steelDescription BORLA 401384 MUFFLER MULTICORE 2. 5" IN OUT 4" RDX 12" The XR 1 Multi Core Racing Muffler features a 2. 5" center inlet and 2. 5" center outlet with a 4" round by 12" long body and a 17" overall length. The compact 4" diameter body is suitable for applications with limited space and can be used on a wide range of vehicles. This muffler is sometimes referred to as a 'Hot Rod' muffler. It incorporates a patented Multi Core 3 tube design for