Borla XR-1 Low Profile Multicore 2.5IN Outlet/Inlet / 4IN x 16IN / 21IN OAL Round Muffler 2003-nissan-altima-esi6865480 Set 23100 contaings 1 each:

Set 23100 contaings 1 each: 23101

boots coupled with constant-tension worm gear clamps provide superior strength and blowout resistance

While a majority of the stock piping is constructed from aluminum already

ISR Performance Muffler Hanger Bushings - Nissan 350z Style

Protect your engine from overheating by upgrading to the Mishimoto Performance Honda Fit radiator

Borla XR-1 Low Profile Multicore 2.5IN Outlet/Inlet / 4IN x 16IN / 21IN OAL Round Muffler 2003-nissan-altima-esi6865480 Set 23100 contaings 1 each:XR 1(r) Multi Core Racing Muffler. 2. 5" Center Inlet 2. 5" Center Outlet 4" Round x 16" Long Body 21" Overall Length. Compact 4" diameter muffler body is perfect 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 features BORLA(r)'S patented Multi Core 3 tube design for maximum flow, horsepower, and torque. The Multi Core portion of XR 1(r) mufflers flows