Flowmaster · New
Flowmaster 2.5 IN(O)/OUT(O) 50 Series SUV/PF Muffler
MPN 52558 · Store SKU flo52558
Supplier stock checked 11/8/2026, 9:34:33 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 Super 50 series muffler is a larger version of Flowmaster's 50 series Delta Flow® muffler. Originally designed for trucks and SUV's, it is also well suited to muscle car and high performance applications. In addition, the larger case size significantly reduces interior resonance and provides a deep, rich tone along with mileage and power gains. Constructed of 16 gauge aluminized steel and fully MIG welded for maximum durability. Super 50 - 2.50 Offset In / 2.50 Offset Out - Mild Sound Flowmaster Super 50 Series Chambered Muffler
Manufacturer fitment & guides
Check 52558 against the manufacturer’s application information below.