Flowmaster · New
Flowmaster 09-21 Tundra V8 Outlaw Extreme Cat-Back Exhaust System
MPN 817708 · Store SKU flo817708
Supplier stock checked 11/8/2026, 6:58:12 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
Introducing the Flowmaster® Outlaw Extreme™ cat-back exhaust system for 2009-2021 Toyota Tundra trucks with either the 4.6L, 4.7L or 5.7L engine is perfect for the person looking for maximum sound levels both inside and outside of the truck, with all of the performance benefits that you would expect from Flowmaster. This bolt-on emissions-legal system features all stainless steel construction, a specially designed dual inlet Outlaw® muffler flowing into short 3.00-inch turndown tailpipe for maximum performance and a deep aggressive sound. If you want to get noticed, this is the system for you. Includes all necessary parts and hardware for a fast and easy at home installation. Notes: Fits 2/4 wheel drives with 145-inch Wheelbase models only. Does Not fit Standard cab/short bed or Double cab/long bed models and only fits 2009 models built after 08/2008. 2009-2021 Toyota Tundra 4.6L, 4.7L and 5.7L engines. - Aggressive sound Flowmaster Outlaw Extreme Cat-back Exhaust System
Manufacturer fitment & guides
Check 817708 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
