Borla CrateMuffler S-Type Big Block Chevrolet Stock Output 396/402/427 V8. 2003-jeep-wrangler-sport-esi7438069 This 3" diameter Cat-Back(tm) system

This 3" diameter Cat-Back(tm) system features a Merge X-Pipe for increased performance and improved sound

and that effort transfers to the BORLA(r) street systems

The system features the aggressive BORLA ATAK muffler and Polyphonic Harmonizer Technology inside the muffler assembly which utilizes patented units that contain pipes of different diameters and lengths to create multiple exhaust notes that harmonize to deliver a clean

The body is a 3" High x 7

X-Pipe Assembly/Hardware

Borla CrateMuffler S-Type Big Block Chevrolet Stock Output 396/402/427 V8. 2003-jeep-wrangler-sport-esi7438069 This 3" diameter Cat-Back(tm) systemBORLA(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 aggresssive ATAK(r) sound and will dramatically reduce, or eliminate drone on specified