Magnaflow · New
MagnaFlow Muffler Trb SS 14X4X9-3/2.25 C/D
MPN 13278 · Store SKU mag13278
Supplier stock checked 11/8/2026, 4:23:40 AM 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
XL Mufflers are a reversible reflection style mufflers using a combination of perforated tubing and baffles to reduce unwanted resonance and increase exhaust flow. Magnaflow Multi-Chamber Performance Muffler; 3/2.25in. Center/Dual; 4x14x9 Body Multi-Chamber Performance Muffler; 3/2.25in. Center/Dual; 4x14x9 Body Multi-Chamber Performance Muffler; 3/2.25in. Center/Dual; 4x14x9 Body MagnaFlow 3 in/2.25 in Center/Dual; 4 in x 14 in x 9 in Body Muffler 3 in/2.25 in Center/Dual; 4 in x 14 in x 9 in Body Muffler
Manufacturer fitment & guides
Check 13278 against the manufacturer’s application information below.
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