Magnaflow · New
MagnaFlow 09-18 Ram 1500 5.7L DF With Muffler
MPN 19439 · Store SKU mag19439
Supplier stock checked 11/7/2026, 9:59:42 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
The MagnaFlow D-Fit Performance Exhaust Muffler Replacement Kit Without Muffler 19439 replaces the restrictive factory muffler of your Truck with fast-flowing mandrel bent 3in. tubing, while maintaining the OEM piping and tailpipe. Exhaust Muffler kit 19439 features a direct-fit, easy-to-install design and is produced using CNC precision robotic manufacturing techniques. This exhaust system's durable, corrosion resistant stainless steel construction is backed by MagnaFlow's limited lifetime warranty. Replace the restrictive factory muffler, while maintaining the OEM piping and tailpipe. Magnaflow Direct-Fit Muffler Replacement Kit With Muffler Direct-Fit Muffler Replacement Kit With Muffler
Manufacturer fitment & guides
Check 19439 against the manufacturer’s application information below.