QTP 12400 Race Muffler 4 Inch Inlet Outlet Stainless Steel Bullet

The QTP 12400 QTPAR3 Race Muffler delivers aggressive exhaust note and minimal flow restriction for maximum performance. This straight-through design bullet muffler features a fully welded stainless steel construction built to withstand extreme temperatures and corrosive conditions on the track or street.

Key Features:

• 4-inch inlet and outlet diameter for high-flow applications
• Stainless steel construction resists corrosion and heat discoloration
• Straight-through perforated core design minimizes backpressure
• Compact bullet-style body saves space in tight exhaust layouts
• Welded end caps ensure leak-free performance
• Ideal for race applications, off-road vehicles, and performance street builds

This race muffler is designed for vehicles requiring aggressive sound levels and is not intended for street legal emissions-compliant systems in all jurisdictions. The straight-through design provides minimal sound attenuation while maximizing exhaust flow for increased horsepower and torque.