Skip to product information
This Flowmaster® Outlaw Direct-Fit Muffler system for the 2021-2026 Ford F-150 trucks with the 2.7, 3.5 or 5.0-liter engines is manufactured using durable 409 stainless steel throughout and features 3.00-inch mandrel bent pipes for optimum exhaust gas flow. A Flowmaster Outlaw Series muffler is used for an aggressive sound level and maximum performance. Performance increases on the dyno revealed an increase of 16 hp and 21 ft/lbs. at the rear wheels. This system connects directly to the factory dual tail pipes and uses all the existing factory hangers. Includes installation instructions and all necessary hardware for an easy installation that you can do at home. Backed by Flowmaster's Lifetime Limited Warranty.
Flowmaster Outlaw Direct Fit Muffler - 818171
$478.95
Features:
- Large 3.0-inch Mandrel bent pipes for superior flow and power
- Flowmaster Outlaw series muffler offers race proven performance
- Powerful exhaust note with an aggressive sound level that’s a perfect balance of sound and power
- Max power gains of 16 hp and 21 lb-ft at the rear wheels
- 409 stainless steel constuction for extra durability
- Connects directly to the factory dual tailpipes for a simple installation
- Lifetime limited Warranty
Product Specifications:
- Product Details: Fits 2021-2026 Ford F-150 with 2.7, 3.5 and 5.0-liter non-PowerBoost engines with factory dual tailpipes
- Body Height: 4.00 IN
- Body Length: 6.50 IN
- Body Material: 409 Stainless Steel
- Body Width: 9.50 IN
- California Proposition 65 Chemical Name: Chromium (hexavalent compounds), Nickel (Metallic)
- California Proposition 65 Required: Yes
- Clamping Type: Flat Band
- Clamps Included: Yes
- Exhaust Series: Outlaw
- Exhaust Tip Quantity: 0
- Exhaust Tip Style: Not Included
- Exit Style: OEM
- Finish: High-Temperature Paint
- Gasket Or Seal Included: No
- Grade Type: Performance
- Hangers Included: Yes
- Heat Shield Attached: No
- Inlet Inside Diameter: 2.75 IN
- Inlet Location: Center
- Inlet Outside Diameter: 2.88 IN
- Inlet Quantity: 1
- Inlet Type: Slip-Fit
- Main Piping Diameter: 3.00 IN
- Material: 409 Stainless Steel
- Mount Type: Uses Factory Hangers
- Muffler Body Length: 6.50 IN
- Muffler Color: Black
- Muffler Finish: Black High-Temperature Paint Finish
- Muffler Inlet Diameter: 3.00 IN
- Muffler Inlet Location: Center
- Muffler Material: 409 Stainless Steel
- Muffler Outlet Diameter: 3.00 IN
- Muffler Outlet Location: Dual
- Muffler Overall Length: 12.20 IN
- Muffler Part Number: Kit Only
- Muffler Quantity: 1
- Muffler Series: 10 Series
- Muffler Shape: Oval
- Muffler Type: Chambered
- Outlet Inside Diameter: 3.00 IN
- Outlet Location: Dual
- Outlet Outside Diameter: 3.13 IN
- Outlet Quantity: 2
- Outlet Type: Slip-Fit
- Overall Length: 55.20 IN
- Part Type: Exhaust Muffler Assembly
- Pipe Material: 409 Stainless Steel
- Product Type: Exhaust System
- Single Dual: Dual
- Sound Level: Aggressive
- Spring Bolt Kit Included: No
- System Type: Direct-Fit Muffler
- Tubing Diameter: 3.00 IN
- Tubing Material: 409 Stainless Steel
- Type: Direct-fit Muffler
Installation Notes:
This system replaces ONLY the Factory muffler and over axle pipes and reuses the factory dual tail pipes and tips. Does not fit PowerBoost hybrid models. Does not fit models with OEM active exhaust option.