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Flowmaster

Flowmaster American Thunder Crossmember-Back Exhaust System

Fits 1967-1968 Camaro and Firebird with V8 engine. 2.50 inch Stainless Steel - Aggressive to moderate sound

Part # 817129 Be the first to write a review

Flowmaster American Thunder Crossmember-Back Exhaust System

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MSRP $961.95
$768.95
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5

Emissions

This part is legal for sale or use on Emissions Controlled Vehicles, Uncontrolled (Non-Emissions Controlled) Vehicles, and Racing Use Only Vehicles because it does not affect vehicle emissions and is not covered by emissions regulations.

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For the person who is looking for a true dual Crossmember-Back exhaust system with an moderate to aggressive exhaust tone. With an easy fit in mind, these systems are constructed from 16-gauge mandrel-bent stainless steel tubing with a built-in H-pipe crossover, a pair of specially selected Super 44 Series mufflers and includes all hangers and hardware necessary for installation. The American Thunder systems deliver a moderate to aggressive interior and exterior tone and are best suited to the enthusiast who wants their performance to be heard. Like all Flowmaster exhaust systems, the benefits include improved throttle response, power and mileage. If you prefer Aluminized steel construction, check out optional system# 17129.

Features:

  • Includes Hangers and Hardware for an Easy Installation
  • True Dual 2.50-inch Crossmember-Back Exhaust System
  • Mandrel-bent 16-gauge Stainless Steel Tubing
  • Aggressive to Moderate Exterior Exhaust Tone
  • Super 44 Series Performance Mufflers
  • Tailpipes Exit in the Stock Location
  • Includes All Necessary Hardware
  • Built-in H-pipe Cross-over
2WD/4WD2WD
Brand Flowmaster
Catalytic Converter Quantity0
CategoryExhaust
Clamping TypeFlat Band
Clamps IncludedYes
Emission Code5
Exhaust SeriesAmerican Thunder
Exhaust Tip Quantity0
Exit PositionDual Side Exit
Exit StyleDual Out Rear
Dual Out Side
FinishNatural
Gasket Or Seal IncludedNo
Grade TypePerformance
Hangers IncludedYes
Heat ShieldNo
Inlet Diameter2.50 IN
Inlet TypeWeld-On
Main Piping Diameter2.50 IN
Material409 Stainless Steel
Mounting Bracket IncludedYes
Muffler (Left) Body Height4.00 IN
Muffler (Left) Body Length13.00 IN
Muffler (Left) Body Width9.75 IN
Muffler (Left) TypeChambered
Muffler (Right) Body Height4.00 IN
Muffler (Right) Body Length13.00 IN
Muffler (Right) Body Width9.75 IN
Muffler (Right) TypeChambered
Muffler Body Length13.00 IN
Muffler Body Material409 Stainless Steel
Muffler Body ShapeOval
Muffler FinishBlack High-Temperature Paint Finish
Muffler Flanged InletNo
Muffler Flanged OutletNo
Muffler Inlet ConnectionSlip-Fit
Muffler Inlet Inside Diameter2.50 IN
Muffler Inlet Outside Diameter2.63 IN
Muffler Outlet ConnectionSlip-Fit
Muffler Outlet Quantity1
Muffler Part Number842546
Muffler Quantity2
Muffler SeriesSuper 44 Series
Muffler TypeChambered
Outlet Diameter2.50 IN
part typeExhaust System Kit
Pipe Material409 Stainless Steel
Product TypeExhaust System
Single DualDual
Sound LevelAggressive / Moderate
Spring Bolt Kit IncludedNo
Sub CategoryExhaust and Tail Pipes
System TypeCrossmember-back
Tail Pipe Outlet Outside Diameter2.50 IN
Tail Pipe Quantity2
Tail Pipe Tapered OutletNo
Tubing Diameter2.50 IN
TypeCrossmember-back
Valve IncludedNo
Valve TypeNot Included
UPC700042024292
California Proposition 65 Chemical NameChromium (hexavalent compounds), Nickel (Metallic)
California Proposition 65 RequiredYes
Part Number817129
5

This part is legal for sale or use on Emissions Controlled Vehicles, Uncontrolled (Non-Emissions Controlled) Vehicles, and Racing Use Only Vehicles because it does not affect vehicle emissions and is not covered by emissions regulations.
Instructions - fm_warranty_general.pdf
Instructions - 817129_Instructions_rev1.pdf
This system Does Not fit convertibles without either modifying the factory X-brace by adding 3/8-inch spacers to lower the brace from the body.

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    Some parts are not legal for use in California or other states with similar regulations.