Flowmaster 817412 – Header-back System 409S – Dual Side Exit – American Thunder – Aggressive Sound

Description

Flowmaster 817412 – Header-back System 409S – Dual Side Exit – American Thunder – Aggressive Sound

Flowmaster American Thunder Crossmember-Back Exhaust System

American Thunder Header Back Exhaust System; Dual; Dual Side Exit; Incl. 2.5 in. Tubing/Super 40 Series™ Mufflers/H-Pipe/Hardware; 409 Stainless Steel;

This American Thunder(R) exhaust system comes as a complete true dual crossmember-back exhaust for your 1964-1967 GM A-body with a V8 engine. These dual exhaust systems feature 2.50-inch mandrel-bent stainless steel tubing for maximum performance, includes a built-in H-pipe/balance tube flowing into a pair of large case Super 40(R) mufflers that deliver a moderate to aggressive interior and exterior tone and are suited to the enthusiast who wants their performance to be heard. The 2.50-inch tailpipes exit at the rear corners of the car and angle down under the rear bumper for a strong muscular look. The system includes all hangers and necessary hardware for installation. Like all Flowmaster(R) systems, the benefits include improved throttle response, power and mileage and is covered by our Lifetime Limited Warranty.

• Mandrel Bent 16ga 409S Stainless Tubing
• Limited Lifetime Warranty
• Aggressive And Powerful Exterior Exhaust Tone
• Incl. Hangers and Hardware For Easy Installation
• Header Back System
• Dual Out Rear Exit
• Dyno Tuned for Maximum Performance
• Premium Flowmaster Quality

Brand: FlowmasterCARB (California) Compliant: YesCatalytic Converter Included: NoCatalytic Converter Quantity: 0Category: ExhaustClamping Type: Flat BandClamps Included: YesDrive: 2WDEmission Code: 5Exhaust Series: American ThunderExhaust Tip Connection: Clamp-OnExhaust Tip Quantity: Sold SeparatelyExhaust Tip Quantity: 0Exhaust Tip Shape: RoundExit Style: Dual Out RearExit Style: Dual Out SideFinish: NaturalGasket Or Seal Included: NoGrade Type: PerformanceHangers Included: YesHeat Shield Included: NoInlet Diameter: 2.50Inlet Type: Weld-OnMain Piping Diameter: 2.50Mounting Bracket Included: YesMuffler (Left) Body Height: 5.00Muffler (Left) Body Length: 13.50Muffler (Left) Body Width: 10.00Muffler (Left) Type: ChamberedMuffler (Right) Body Height: 5.00Muffler (Right) Body Length: 13.50Muffler (Right) Body Width: 10.00Muffler (Right) Type: ChamberedMuffler Body Height: 5.00Muffler Body Length: 13.50Muffler Body Material: 409 Stainless SteelMuffler Body Shape: OvalMuffler Body Width: 10.00Muffler Finish: Black High-Temperature Paint FinishMuffler Flanged Inlet: NoMuffler Flanged Outlet: NoMuffler Included: YesMuffler Inlet Connection: Slip-FitMuffler Inlet Inside Diameter: 2.50Muffler Inlet Outside Diameter: 2.63Muffler Outlet Connection: Slip-FitMuffler Outlet Quantity: 1Muffler Part Number: Kit OnlyMuffler Quantity: 2Muffler Series: Super 40 SeriesMuffler Type: Chamberedpart type: Exhaust SystemPipe Color: SilverPipe Material: 409 Stainless SteelProduct Type: Exhaust SystemSound Level: Aggressive / ModerateSpring Bolt Kit Included: NoSub Category: Exhaust and Tail PipesTail Pipe Outlet Outside Diameter: 2.50Tail Pipe Quantity: 2Tail Pipe Quantity: DualTail Pipe Tapered Outlet: NoType: Crossmember-backValve Included: NoValve Type: Not ApplicableWarning: California Proposition 65