Magnaflow · New
MagnaFlow Muffler Mag DSL SS 7x7x14 5in Inlet 5in Outlet
MPN 12776 · Store SKU mag12776
Supplier stock checked 11/7/2026, 1:45:46 PM UTC. Adding a part does not reserve it.
Request a return within 30 calendar days after delivery. New parts must be unopened and unused.
Shipping & returns ↗This policy does not limit rights required by law.Free standard shipping on eligible parts orders of $100 or more. Oversized and freight items excluded. Fitment, taxes, availability and final totals are confirmed before payment.
Product details
The MagnaFlow 7 X 7in. Round Straight-Through Performance Exhaust Muffler 12776 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 5/5in. 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 12776s weight-optimized 7x7x14in. oval-shaped body features a satin finish that elevates the overall aesthetics of your current exhaust setup. 12776 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; 5in. Center/Center; 7x14x7 Body Straight-Through Performance Muffler; 5in. Center/Center; 7x14x7 Body Straight-Through Performance Muffler; 5in. Center/Center; 7x14x7 Body MagnaFlow 5 in/5 in Center/Center; 7 in x 14 in x 7 in Body Muffler 5 in/5 in Center/Center; 7 in x 14 in x 7 in Body Muffler
Manufacturer fitment & guides
Check 12776 against the manufacturer’s application information below.
