BORLA 400371 XR-1® Multi-Core 3" Center-Center 16"x4.25"x7.88" - Rotary Engine Equipped Racing Muffler ymm_19 including the housing of the

including the housing of the valves and collectors from the central muffler to the tailpipes

This product does not meet emission compliance requirements for street or highway use

theres not a better stud setup on the market today

it will surely provide excellent performance and years of trouble-free service

5 1) Thread Size 7/16˝ 2) UHL 1

BORLA 400371 XR-1® Multi-Core 3" Center-Center 16"x4.25"x7.88" - Rotary Engine Equipped Racing Muffler ymm_19 including the housing of theDescription BORLA 400371 XR 1 Multi Core 3" Center Center 16"x4. 25"x7. 88" Rotary Engine Equipped Racing Muffler The XR 1 Multi Core Racing Muffler features a 3" center inlet and 3" center outlet, with a 4. 25" x 7. 88" oval body measuring 16" long and an overall length of 21". Its compact size makes it suitable for applications with limited space and a wide range of vehicles. This muffler utilizes a patented Multi Core 4 tube design to maximize