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Vehicle Info NeededFLOWMASTERPART NUMBER: 389-17367
17367 American Thunder Cat-Back Exhaust System 1999-2004 Ford Lightning 5.4L Supercharged
$74995
Ships on 09/08/2026
Lowest Price GuaranteeFord
American Thunder Cat-Back Exhaust System1999-2004 Ford Lightning 5.4L Supercharged 2.5" Tubing 4" Polished SS Tips Dual Same Side Exit Super 50 Series Muffler Aluminized Steel
FLOWMASTER MUFFLERS 17367 Features:
For the person who wants the aggressive look of a NASCAR race truck along with all the benefits that a Flowmaster Cat-back exhaust system provides. D.O.S.S. (Dual out same side) systems are the perfect choice. This American Thunder system features a Super 50 Series performance muffler that delivers a moderately aggressive exterior sound with a moderate interior tone, which is suited to the enthusiast who wants their performance to be heard. The dual 2.50-inch mandrel-bent tailpipes exit in front of the right side rear tire and are finished off with dual 3.00-inch polished stainless steel tips. Like all Flowmaster systems, the benefits include improved throttle response, power and mileage. Designed for an easy fit, the system includes all necessary parts and hardware for easy installation and is covered by our 3-year Limited Warranty.- Includes Hangers and Hardware for an Easy Installation
- Mandrel-bent 16-gauge Aluminized Steel Tubing
- Moderately Aggressive Exterior Exhaust Tone
- Dyno Tuned for Maximum Performance
- Super 50 Series Performance Muffler
- Uses the Factory Hanger Locations
- 3-year Limited Warranty
- Easy Installation
Part TypeExhaust System
BrandFLOWMASTER
Package Height16.0
Package Width19.0
Package Length33.0
Weight44.0 PG
Tailpipe Diameter (In.)2.5
Muffler Inlet Inside Diameter2.50 in.
Hangers IncludedYes
Main Piping Diameter2.50 in.
Tail Pipe QuantityDual
Inlet TypeClamp-On
Tip CutStraight
Exhaust Tip Material304 Stainless Steel
Catalytic Converter Quantity0
Exit LocationPassenger side
Inlet QuantityTwo
Muffler Body Length18 in.
Sound LevelAggressive / Moderate
Muffler Body MaterialAluminized Steel
Exhaust Tip CutStraight
Gasket Or Seal IncludedNo
Exhaust Tip IntercooledNo
Pipe ColorBlack
System FinishAluminized
Muffler Quantity1
Muffler Inlet Outside Diameter2.63 in.
Exit QuantityTwo
Tip MaterialStainless steel
Muffler Flanged OutletNo
Tip Quantity2
Exhaust Tip ResonatedYes
Exhaust TypeSingle
Catalytic Converter IncludedNo
Heat Shield IncludedNo
Part CategoryPerformance Parts
Hardware IncludedYes
Exhaust Tip WallDouble Wall
Exhaust Tip Quantity2
Muffler Inlet LocationDual
Exhaust Tip FinishPolished
Exhaust Tip EdgeAngle Cut
Valve IncludedNo
Muffler TypeChambered
Pipe MaterialAluminized Steel
Muffler Body Width10 in.
Tail Pipe Tapered OutletNo
Muffler Body ShapeOval
Mounting Bracket IncludedNo
Muffler Outlet Quantity2
Muffler FinishBlack High-Temperature Paint Finish
Inlet Diameter2.50 in.
Clamps IncludedYes
Muffler StyleChambered
Tip Outlet Size4 in (101.6 mm)
FinishAluminized
Exit StyleDual Out Same Side
Muffler Body Height5 in.
Tip IncludedYes
Clamping TypeFlat Band
Muffler Flanged InletNo
Spring Bolt Kit IncludedNo
Muffler Series50 Series HD
QuantitySold as a kit
Muffler IncludedYes
Exhaust Tip ConnectionClamp-On
System StyleCat Back
Tail Pipe Outlet Outside Diameter2.50 in.
Muffler ConfigurationDual inlet/Dual outlet
System MaterialSteel
Valve TypeNot Applicable
Tip Edge StyleNon-rolled edge
Tip ShapeRound
Intermediate Pipe Diameter2.5 in (63.5 mm)
Exhaust Tip Diameter4 in.
Part FitmentDirect Fit
Vendor Part Number17367
Package Qty1
Package TypeEA
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