Stainless Bros 614-06303-5000 Lightweight Race Muffler 2.5in Polished SS304

The Stainless Bros 614-06303-5000 is a high-performance lightweight race muffler crafted from premium 304 stainless steel. Designed for performance enthusiasts and motorsport fabricators, this muffler delivers a significant weight reduction over traditional OEM-style mufflers without sacrificing durability or exhaust flow efficiency.

Built with a 2.5-inch (63mm) inlet and outlet diameter, this straight-through design promotes maximum exhaust scavenging and reduced backpressure — ideal for naturally aspirated and forced induction builds alike. The polished stainless steel finish provides a clean, professional appearance suited for show cars, track builds, and custom exhaust fabrication projects.

Key Features:

• Material: 304 Stainless Steel — corrosion-resistant and built for longevity
• Inlet/Outlet Diameter: 2.5 inches (63mm)
• Finish: Polished stainless exterior
• Lightweight construction — reduces overall exhaust system weight for performance builds
• Straight-through or perforated core design for improved exhaust flow and reduced backpressure
• Compatible with custom and aftermarket exhaust fabrication projects
• Sold as a single muffler unit

Stainless Bros is a trusted name in performance exhaust fabrication components, supplying professional builders and motorsport teams with precision-manufactured stainless and aluminum exhaust parts. The 614-06303-5000 lightweight muffler is a versatile solution for anyone building or upgrading a performance exhaust system.