Flowmaster · New
Flowmaster 62-67 Chevrolet Nova 2.5in. American Thunder Kit SS Crossmember-Back Exhaust System
MPN 817673 · Store SKU flo817673
Supplier stock checked 11/7/2026, 9:59:42 AM UTC. Adding a part does not reserve it.
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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
Flowmaster's American Thunder Crossmember-Back exhaust system for the 1962-1967 Chevrolet Chevy II/Nova is perfect for the person looking for an aggressive sound level inside and outside of the car, with all of the performance benefits that you would expect from Flowmaster. This bolt-on Dual Side Exit (Dual Out Side) system features stainless steel Super 44 Series mufflers and dual 2.50" 409S Stainless Steel tailpipes and a welded H-Pipe. Like all Flowmaster systems, the pipes are all mandrel bent to reduce any restrictions and maximize performance. The exhaust system is covered by Flowmaster's Lifetime Limited Warranty. Designed for an easy fit, this system includes all necessary parts and hardware for installation. Fits 1962-1967 Chevrolet Chevy II/Nova with V8 engine. 2.50 inch Stainless Steel - Aggressive to moderate sound Flowmaster American Thunder Crossmember-Back Exhaust System
Manufacturer fitment & guides
Check 817673 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
