Borla Big Block Chevrolet 396/402/427 2.5in Offset Inlet / 2.5in Center Outlet Crate Muffler - 400851 Racing Shoes TL3-XTR4 kit features an Xtreme

TL3-XTR4 kit features an Xtreme pressure plate for the most demanding driver

GReddy X Rocket Bunny 13+ Scion FR-S V1 Front Right Fender Ext

Not compatible with 325i and M3 models

or 3rd party ECUs or loggers

you'll notice the scent becoming fainter

Borla Big Block Chevrolet 396/402/427 2.5in Offset Inlet / 2.5in Center Outlet Crate Muffler - 400851 Racing Shoes TL3-XTR4 kit features an XtremeBORLA(r)'s CrateMuffler(r) is the world's first muffler purpose built to optimize the sound & power of crate and custom built motors. The mufflers are directional. The outlet can be identified by the mounting bracket welded to the endcap. This muffler is tuned for the Chevrolet Big Block 396 402 427 CID V8 engine family. The directional design provides the classic S Type sound and will dramatically reduce, or eliminate drone on specified applications.