Flowmaster · New
Flowmaster 2.25 (D)IN/3 (C)OUT 70 Series BBII Muffler
MPN 524703 · Store SKU flo524703
Supplier stock checked 11/8/2026, 7:41:17 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 70 series utilizes Flowmaster's Delta Flow® technology and an enlarged case for improved sound control along with mileage and power gains. Perfect for use on trucks, SUV's, RVs, tow vehicles and high performance street cars where space allows. Constructed of 16 gauge aluminized steel and fully MIG welded for maximum durability. 70 Series - 2.25 Dual In / 3.00 Center Out - Mild Sound Flowmaster 70 Series Chambered Muffler
Manufacturer fitment & guides
Check 524703 against the manufacturer’s application information below.