MagnaFlow mag12158 5 x 8 x 14-Inch Oval Straight-Through Performance Muffler

The MagnaFlow 5 X 8in. Oval Straight-Through Performance Exhaust Muffler 12158 is engineered to enhance your ride with a healthy helping of our signature exhaust sound and dyno-proven performance thanks to its free-flowing straight-through perforated stainless steel core wrapped in stainless steel mesh and acoustic fiber fill. The reversible, universal 2.5/2.5in. diameter inlet/outlet Straight-Through layout allows you to install it in whatever orientation and configuration you see fit. However, professional installation is highly recommended. Muffler 12158s weight-optimized 5x8x14in. oval-shaped body features a satin finish that elevates the overall aesthetics of your current exhaust setup. 12158 is made of durable, corrosion resistant stainless steel and produced using cutting-edge CNC precision robotic manufacturing techniques, all backed by MagnaFlow's limited lifetime construction warranty. Magnaflow Straight-Through Performance Muffler; 2.5in. Center/Dual; 5x14x8 Body Need further assistance? Call 1-800-990-0905.

• Delivers a Smooth, Deep Tone
• Delivers A Smooth-Deep Tone
• Mufflers Are Bi-Directional
• 100 Percent Stainless Steel
• 100% Stainless Steel

The MagnaFlow mag12158 5 x 8 x 14-inch oval straight-through performance muffler is designed to provide a smooth, deep exhaust tone and dyno-proven performance. Its free-flowing straight-through perforated stainless steel core is wrapped in stainless steel mesh and acoustic fiber fill to support efficient exhaust flow and sound control.

This reversible, bi-directional muffler features a 2.5-inch center inlet and 2.5-inch center outlet, allowing installation in either orientation. The 100% stainless steel construction is corrosion resistant, while the satin finish provides a clean appearance. Professional installation is highly recommended. The muffler is produced using CNC precision robotic manufacturing techniques and is backed by MagnaFlow's limited lifetime construction warranty.

Key Features & Performance Benefits

• Straight-Through Design: The perforated stainless steel core supports free-flowing exhaust performance.
• Smooth, Deep Tone: Delivers MagnaFlow's signature exhaust sound.
• Reversible Configuration: The bi-directional design allows installation in either orientation.
• Stainless Steel Construction: Corrosion-resistant 100% stainless steel construction supports lasting durability.

Key Product Specifications & Technical Data

• Brand: MagnaFlow
• Part Number: mag12158
• Product Type: Performance exhaust muffler
• Body Shape: Oval
• Body Size: 5 x 8 x 14 inches
• Inlet Diameter: 2.5 inches
• Outlet Diameter: 2.5 inches
• Inlet/Outlet Layout: Center/dual

What's Included in the Box

One MagnaFlow mag12158 performance muffler.

Fitment

Universal muffler design; vehicle-specific fitment information was not provided.

Air Freight Prohibited: false
Not Carb Approved: false
Ltl Freight Required: false
Prop 65: N
Part Type: automotive
Epa: N/A
Carb Acknowledgement Required: false
Regular Stock: t
Units Per Sku: 1