MagnaFlow 5 X 11in Oval Straight-Through Performance Exhaust Muffler 12578, 3in Inlet/Outlet

MagnaFlow 12578 Universal Performance Muffler

If you're looking to enhance your exhaust system, the MagnaFlow 12578 Universal Performance Muffler is a top choice for car owners seeking a robust upgrade. This muffler delivers a deep, throaty tone that complements your vehicle's performance while maintaining a refined sound. With its straight-through design, you can expect improved exhaust flow, which translates to better performance on the road or track.

Key Features

• Body Finish: Satin
• Inlet Diameter: 3 inches
• Outlet Diameter: 3 inches
• Series: Straight-Through
• Subtitle: Offset/Offset
• Dimensions: 5" x 11" Oval
• Construction: Features a free-flowing, straight-through perforated stainless steel core wrapped in stainless mesh with acoustic fiber fill for a smooth, deep tone.

Fitment and Compatibility

This muffler is designed as a universal fitment, making it adaptable to a variety of vehicles. However, it's crucial to ensure compatibility with your specific make and model. We recommend doing your homework to confirm that the MagnaFlow 12578 will work with your setup. Whether you're fitting it to a classic muscle car or a modern sports coupe, this muffler can enhance your exhaust system.

Customer Feedback

F150 owners have reported significant improvements in sound and performance after installing the MagnaFlow 12578. One user mentioned, “I installed this on my 2021 F150, and the sound is incredible! It gave my truck a more aggressive tone without being obnoxious, and I noticed a slight boost in throttle response.”

Another customer shared their experience with a 2020 Mustang GT: “This muffler transformed my exhaust note—it's deep and aggressive, perfect for my weekend drives. Installation was straightforward, and it fits perfectly.”

Important Notes

Universal Fitment: While this muffler is designed for universal fitment, we encourage you to verify the application for your vehicle. Doing so will ensure a hassle-free installation and optimal performance.