Flowmaster · New
Flowmaster 87-93 Mustang 5.0L LX & 86 GT American Thunder Cat-Back Exhaust System
MPN 17213 · Store SKU flo17213
Supplier stock checked 11/8/2026, 11:12:34 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
Our American Thunder® exhaust system for 1987-1993 Ford Mustang LX with 5.0L engine is a bolt-on emissions legal system features free-flowing 2.50-inch aluminized steel mandrel-bent inlet pipes, aluminized steel tailpipes and uses the factory hanger locations for quick and easy installation. The kit comes with a pair of Super 44™ mufflers to complement that iconic deep and powerful Fox body sound. The system is then finished off with a pair of long 2.50-inch 304 stainless steel tips for that show car look. Comes with all necessary hardware and easy to follow instructions. Note: Fits coupes and convertibles. Also fits 1986 Ford Mustang GT models with 5.0L engine. 1987-1993 Ford Mustang LX with 5.0L engine. Fits coupes and convertibles. Also fits 1986 Mustang GT with 5.0L - Aggressive sound Flowmaster American Thunder Cat-back Exhaust System
Manufacturer fitment & guides
Check 17213 against the manufacturer’s application information below.
A manufacturer application guide is not available for this listing. Request the exact application from JuiceBuilt before payment.
Part-specific notes
- Emissions acknowledgement required before purchase.
- California Proposition 65: Y
