The Borla Crate Muffler (400840) is designed for SBC Hot 350/383 engines, featuring a 3-inch offset/center oval configuration for optimized sound and performance. This directional muffler is crafted from premium T-304 stainless steel, ensuring superior durability and resistance to corrosion compared to lower-grade alternatives.
Key Features:
Fits SBC Hot 350/383 engines with 3-inch exhaust systems
Offset/center oval design (14" x 4.35" x 9") for versatile installation
Constructed from aircraft-grade T-304 stainless steel
Enhances exhaust flow and power output for crate/custom engines
Includes Borla ’s Million-Mile Warranty for long-term reliability
Directional design with welded mounting bracket for easy identification
Engineered to deliver Borla ’s signature "Sound of Power"
Built to optimize performance for classic and custom engines, this muffler combines advanced acoustic tuning with high-flow efficiency. The T-304 stainless steel construction ensures lasting durability, while the race-inspired design minimizes restriction for maximum power.
Technical Notes:
Installation requires proper orientation—outlet is marked by the welded bracket. Refer to manufacturer guidelines for optimal fitment.
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