Borla CrateMuffler (400841) enhances the tone and flow of small block Chevy crate engines like the 350 and 383, delivering performance and durability with a directional, offset/offset design. Designed to optimize the sound profile of custom-built and crate motors, this muffler is engineered from premium aircraft-grade T-304 stainless steel for exceptional resistance to corrosion and long-term performance.
The muffler features an offset inlet and outlet with a compact oval body measuring 14 inches long, 4.35 inches high, and 9 inches wide. Its directional flow is marked by a welded mounting bracket on the outlet endcap, ensuring correct installation for maximum efficiency. As part of Borla’s CrateMuffler series, it’s specifically built to deliver a bold exhaust tone while supporting exhaust system flow in high-performance builds.
Key Features :
Designed for small block Chevy 350 and 383 crate engines
Built with high-grade T-304 stainless steel for durability and corrosion resistance
Directional flow marked by welded bracket on the outlet
Offset/offset 3-inch inlet and outlet configuration for versatile fitment
Compact oval design: 14in length x 4.35in height x 9in width
Custom-tuned for optimal exhaust
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