Flowmaster · New
Flowmaster 3.5in.X3in. Collector Ball Flange Kit
MPN 15923 · Store SKU flo15923
Supplier stock checked 11/8/2026, 8:37:44 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
This header collector ball flange kit takes the place of typical three bolt flange type connections and allows for a leak free and gasket free connection. Features one end with a 3.50-inch inside diameter and one end with a 3.00-inch inside diameter, both ends have slip-fit connections. Welding required. Available in various sizes. Sold in Pairs Flowmaster Header Collector Ball Flange Kit
Manufacturer fitment & guides
Check 15923 against the manufacturer’s application information below.
Part-specific notes
- Not CARB approved. Destination and intended-use restrictions must be checked before sale.