Magnaflow · New

MagnaFlow Muffler Mag SS 24X5X8 3X3/3 C/D

Name: MagnaFlow Muffler Mag SS 24X5X8 3X3/3 C/D
Brand: Magnaflow
SKU: mag12398
Price: 202.00 USD

MPN 12398 · Store SKU mag12398

$202.00

CHECK AVAILABILITY0 in supplier warehouses. Ask JuiceBuilt about availability.

Supplier stock checked 11/7/2026, 2:56:15 PM UTC. Adding a part does not reserve it.

30-day returns for unopened, unused new parts

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 5 X 8in. Oval Straight-Through Performance Exhaust Muffler 12398 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 3/3in. 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 12398s weight-optimized 5x8x24in. oval-shaped body features a satin finish that elevates the overall aesthetics of your current exhaust setup. 12398 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; 3in. Center/Dual; 5x24x8 Body Straight-Through Performance Muffler; 3in. Center/Dual; 5x24x8 Body Straight-Through Performance Muffler; 3in. Center/Dual; 5x24x8 Body MagnaFlow 3 in/3 in Center/Dual; 5 in x 24 in x 8 in Body Muffler 3 in/3 in Center/Dual; 5 in x 24 in x 8 in Body Muffler

Manufacturer fitment & guides

Check 12398 against the manufacturer’s application information below.

MagnaFlow manufacturer exhaust application catalog ↗

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What is the return policy?

Request a return within 30 calendar days after delivery. New parts must be unopened and unused.

The customer pays return shipping for a change-of-mind return.

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Read the full shipping & returns policy ↗

This policy does not limit rights required by law.

MagnaFlow Muffler Mag SS 24X5X8 3X3/3 C/D

Product details

Manufacturer fitment & guides

THE NEXT PART
OF YOUR BUILD.

Free shipping on $100+ orders.

Build with the right brands.

Find your next upgrade.

Make the whole setup work.

A few things to know.

Your build.

Delivery & checkout

Delivery address