Borla XR-1 Multi-Core 3in Ctr-Ctr Round 16in x 6.25in Rotary Engine Equipped Racing Muffler - 400373 fits_2008-2011`Subaru`Impreza 2008–2011 BMW E90 M3

2008–2011 BMW E90 M3

Manufactured from 3

Cusco CY4A R-OS Strut Bar

Please read the instructions carefully before the start of the installation

HKS Universal Circle Earth Grounding Kit

Borla XR-1 Multi-Core 3in Ctr-Ctr Round 16in x 6.25in Rotary Engine Equipped Racing Muffler - 400373 fits_2008-2011`Subaru`Impreza 2008–2011 BMW E90 M3XR 1(r) Multi Core Racing Muffler. 3" Center Inlet 3" Center Outlet 6. 25" Round x 16" Long Body 21" Overall Length. Long body design works well on SUV & truck applications but can be used on a wide range of vehicles. It features BORLA(r)'S patented Multi Core 4 tube design for maximum flow, horsepower, and torque. The Multi Core portion of XR 1(r) mufflers flows better than straight tubing. Recommend for high horsepower applications. Reversible