BORLA 400840 Crate Mufflers S-Type 3.0" x 3.0" GM Hot 350,383 CID ymm_75 Orange (turns yellow at 560°C)

Orange (turns yellow at 560°C) and Red (turns white at 610°C) plus thinners and three brushes

00 washer included Yes Material: 8740 Chrome Moly

each element is machined and hardened in a vertical rack at a high pressure of 190

Suburban 1960-2002

BORLA 400840 Crate Mufflers S-Type 3.0" x 3.0" GM Hot 350,383 CID ymm_75 Orange (turns yellow at 560°C)Description BORLA 400840 Crate Mufflers S Type 3. 0" x 3. 0" GM Hot 350,383 CID BORLA's CrateMuffler is designed specifically to optimize the sound and power of crate and custom built engines. This muffler is directional, with the outlet identified by the mounting bracket welded to the endcap. It is tuned for the Chevrolet Small Block 350, 383, and 406 CID V8 engine family. The directional design delivers the classic S Type sound and significantly