Magnaflow SS Muffler 5x8in Oval Straight-Through Universal 2.5in Inlet/Outlet

MagnaFlow SS Muffler 5x8in Oval Straight-Through — 2.5in Inlet/Outlet Upgrade sound, power, and durability. The MagnaFlow 5 x 8in Oval Straight-Through Performance Muffler (Model 12158) delivers the brand’s signature deep, refined exhaust tone while supporting improved exhaust flow and proven dyno gains. Design: Straight-through perforated stainless steel core wrapped in mesh and acoustic fiber for balanced sound attenuation and flow. Fitment: Universal reversible layout with 2.5in inlet/outlet — install in multiple orientations for custom routing. Construction: Corrosion-resistant stainless steel body, weight-optimized 5 x 8 x 14in oval profile with satin finish for a clean look. Manufacturing: CNC precision robotic production ensures consistent quality and fit. Warranty: Backed by MagnaFlow’s limited lifetime construction warranty. Ideal for performance street builds and aftermarket exhaust upgrades, this muffler balances a muscular, deep tone with reduced backpressure. Professional installation recommended for optimal performance and fitment. Keywords: MagnaFlow muffler, 5x8 oval muffler, 2.5in inlet outlet, straight-through performance muffler, stainless steel exhaust.