Borla CrateMuffler GM 350/383/ 406 3.0" In/Out S-Type 34014BL Check out all our products

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C1500 Suburban 1999-1992

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ECZ Marked Rods

Valve Cover Bolt Kit

Borla CrateMuffler GM 350/383/ 406 3.0" In/Out S-Type 34014BL Check out all our productsBorla's CrateMuffler is the world's first muffler purpose built to optimize the sound and power of crate and custom built motors. The mufflers are directional. The outlet can be identified by the mounting bracket welded to the endcap. The directional design provides custom sound, tuned for each engine family and will dramatically reduce, or eliminate drone on specified applications. Built from premium T 304 stainless steel, superior to T 400 series