Flowmaster American Thunder Crossmember-Back Exhaust System - Flowmaster (817409)

  • Sale Price: $1,123.14
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Manufacturer Warranty Minimum of 12 Months
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Manufacturer Warranty Minimum of 12 Months
Guaranteed Fitment Always the correct parts
Shop with Confidence Your information is safe
In-House Experts We know our products

Details

  • Brand:

     Parts

  • SKU:

    817409

  • GTIN: 00700042024056
  • UPC: 700042024056
  • Description: This American Thunder® exhaust system comes as a complete true dual Crossmember-Back exhaust for your 1968-1972 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® mufflers that deliver an 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 a slight angle down under the rear bumper for a strong muscular look. The system includes all hangers and necessary hardware for installation. Like all Flowmaster® systems, the benefits include improved throttle response, power and mileage and is covered by our Lifetime Limited Warranty.
    Fits 1968-1972 GM A-Bodies with V8 engine. 2.50-inch Stainless Steel Pipes. - Aggressive sound
    68-72 GM A-BODY 2.5" AMT DOR 409S
    SYS 68-72 GM
    Manufacturer of performance exhaust systems, mufflers, performance air intakes, catalytic converters, race mufflers, headers and numerous exhaust accessories for late model cars, trucks, off-road, Jeeps, SUV’s, classic muscle cars, powersports vehicles and more. Flowmaster® gives you lots of exhaust choices with 12 designs of chambered mufflers, 3 styles of our exclusive “laminar-flow” mufflers and a new line of FlowFX “straight-through” performance mufflers, along with 4 sound categories of exhaust systems, giving you the customer, the power to custom tailor the sound of your vehicle whether you prefer mild, moderate or aggressive tones and sound levels. Since 1983, Flowmaster is the company you can trust, and has led the industry in offering only the best products you can buy for your vehicles.
  • Condition: New
  • Disclaimer: Yes

Key Product Benefits

  • H-pipe Crossover for Maximum Power and Deep Tone
  • Super 40 Series Mufflers for Deep Powerful Sound
  • Mandrel-bent 16-gauge Stainless Steel Tubing
  • Includes Hangers and Hardware for Installation
  • Aggressive Exterior Exhaust Tone
  • Crossmember-Back True Dual Exhaust System
  • Does Not Include Header Reducers or Downpipes for Factory Manifolds
  • Lifetime Limited Warranty

Additional Information

Brand Flowmaster
California Proposition 65 Chemical Name Nickel (Metallic)
Chromium (hexavalent compounds)
CARB (California) Compliant Yes
Catalytic Converter Included No
Catalytic Converter Quantity 0
Category Exhaust
Clamping Type Flat Band
Clamps Included Yes
Drive 2WD
Emission Code 5
Exhaust Series American Thunder
Exhaust Tip Connection Clamp-On
Exhaust Tip Quantity 0
Sold Separately
Exhaust Tip Shape Round
Exit Style Dual Out Rear
Finish Natural
Gasket Or Seal Included No
Grade Type Performance
Hangers Included Yes
Heat Shield Included No
Inlet Diameter 2.50
Inlet Type Weld-On
Main Piping Diameter 2.50
Mounting Bracket Included Yes
Muffler (Left) Body Height 5.00
Muffler (Left) Body Length 13.50
Muffler (Left) Body Width 10.00
Muffler (Left) Type Chambered
Muffler (Right) Body Height 5.00
Muffler (Right) Body Length 13.50
Muffler (Right) Body Width 10.00
Muffler (Right) Type Chambered
Muffler Body Height 5.00
Muffler Body Length 13.50
Muffler Body Material 409 Stainless Steel
Muffler Body Shape Oval
Muffler Body Width 10.00
Muffler Finish Black High-Temperature Paint Finish
Muffler Flanged Inlet No
Muffler Flanged Outlet No
Muffler Included Yes
Muffler Inlet Connection Slip-Fit
Muffler Inlet Inside Diameter 2.50
Muffler Inlet Outside Diameter 2.63
Muffler Outlet Connection Slip-Fit
Muffler Outlet Quantity 1
Muffler Part Number Kit Only
Muffler Quantity 2
Muffler Series Super 40 Series
Muffler Type Chambered
part type Exhaust System
Pipe Color Silver
Pipe Material 409 Stainless Steel
Product Type Exhaust System
Sound Level Aggressive
Spring Bolt Kit Included No
Sub Category Exhaust and Tail Pipes
Tail Pipe Outlet Outside Diameter 2.50
Tail Pipe Quantity 2
Dual
Tail Pipe Tapered Outlet No
Valve Included No
Valve Type Not Applicable
Warning California Proposition 65

Vehicle Fitment

No application/vehicle fitment information available for this product
Vehicle Fitment
Year Make Model Body & Trim Engine & Transmission
( more fitments)
No fitment data available

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