Flowmaster · New
Flowmaster 22-25 Toyota Tundra 3.4L American Thunder Cat-Back Exhaust System
MPN 818140 · Store SKU flo818140
Supplier stock checked 11/8/2026, 4:37:40 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 Flowmaster® American Thunder® cat-back exhaust system for the 2022-2026 Toyota Tundra with the 3.4-liter engine is manufactured using durable 409 stainless steel throughout and features 2.5-inch mandrel bent pipes for better exhaust gas flow. A 50 HD series muffler is used for maximum performance and delivers a moderate sound inside and out. This system offers dual out the rear or side exit options with 3.5-inch polished stainless steel tips for a custom look. The system uses all the existing factory hanger locations and includes installation instructions and all necessary hardware for an easy installation that you can do at home. Backed by Flowmaster's Lifetime Limited Warranty. Fits 2022-2026 Toyota Tundra 3.4-Liter, Cat-Back, Dual out Rear/Side Exit, American Thunder Stainless Steel Exhaust System Flowmaster American Thunder Cat-Back Exhaust System
Manufacturer fitment & guides
Check 818140 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
