Flowmaster American Thunder Header-Back Exhaust System - 817158

Regular Price: $940.95

Special Price $789.29

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1968-1974 Chevrolet Nova with V8 Engine

  • Super 44 Series Performance Mufflers for Deep Powerful Sound
  • Crossmember-back True Dual 2.50in. Exhaust System
  • Includes Hangers and Hardware for Installation
  • Mandrel-bent 16-gauge Stainless Steel Tubing
  • Aggressive to Moderate Exterior Exhaust Tone
  • Does Not Include Header Reducer Cones or Downpipes for Factory Manifolds
  • H-pipe Crossover for Maximum Power
  • Lifetime Limited Warranty

Exhaust Series American Thunder
Exit Position Dual Out Rear
Inlet Diameter 2.5 in.
Material 409 Stainless Steel
Muffler Quantity 2
Muffler Series Super 44 Series
Outlet Diameter 2.5 in.
View Complete Specs

Product Specifications

Exhaust Series American Thunder
Exit Position Dual Out Rear
Inlet Diameter 2.5 in.
Material 409 Stainless Steel
Muffler Quantity 2
Muffler Series Super 44 Series
Outlet Diameter 2.5 in.
Product Type Exhaust System
Single Dual Single
Sound Level Aggressive / Moderate
System Type Crossmember-back
Tube Diameter 2.5 inch
Tubing Diameter 2.5 in.
Type of Exhaust Crossmember-back
×

View Compatible Vehicles

Compatible Vehicles

Swipe Left & Right to See All Vehicle Information
YearVehicleSubmodelNotes
1968-1968 Chevrolet Chevy II Nova
V8 5.0L / V8 5.3L / V8 6.5L
1973-1973 Chevrolet Nova Base / Custom
V8 5.0L
1970-1970 Chevrolet Nova Base
V8 5.0L / V8 6.5L / V8 6.6L / V8 7.4L
1969-1969 Chevrolet Nova Base
V8 5.0L / V8 6.5L
1971-1971 Chevrolet Nova Base
V8 5.0L / V8 6.6L / V8 7.4L
1972-1972 Chevrolet Nova Base
V8 5.0L / V8 6.6L
1974-1974 Pontiac Ventura Base / Custom / GTO
V8 5.7L
1973-1973 Pontiac Ventura Base / Custom
V8 5.0L / V8 5.7L
1971-1972 Pontiac Ventura Base
V8 5.0L / V8 5.7L
×






Exhaust Series American Thunder
Exit Position Dual Out Rear
Inlet Diameter 2.5 in.
Material 409 Stainless Steel
Muffler Quantity 2
Muffler Series Super 44 Series
Outlet Diameter 2.5 in.
View Complete Specs

Product Specifications

Exhaust Series American Thunder
Exit Position Dual Out Rear
Inlet Diameter 2.5 in.
Material 409 Stainless Steel
Muffler Quantity 2
Muffler Series Super 44 Series
Outlet Diameter 2.5 in.
Product Type Exhaust System
Single Dual Single
Sound Level Aggressive / Moderate
System Type Crossmember-back
Tube Diameter 2.5 inch
Tubing Diameter 2.5 in.
Type of Exhaust Crossmember-back
×

Product Description

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 2.50-inch mandrel-bent stainless steel tubing with a built-in H-pipe crossover, a pair of specially selected Super 44 Series performance mufflers and includes all hangers and hardware necessary for installation. The tailpipes exit in the factory location behind the rear wheels. The exhaust system delivers an aggressive to moderate exterior sound tone with a moderate interior tone and is best suited for the enthusiast who wants their performance to be heard. Like all Flowmaster exhaust systems, the benefits include improved throttle response, power and mileage. Covered by our Lifetime Limited Warranty.

Compatible Vehicles

Compatible Vehicles

YearVehicleSubmodelNotes
1968-1968 Chevrolet Chevy II Nova
V8 5.0L / V8 5.3L / V8 6.5L
1973-1973 Chevrolet Nova Base / Custom
V8 5.0L
1970-1970 Chevrolet Nova Base
V8 5.0L / V8 6.5L / V8 6.6L / V8 7.4L
1969-1969 Chevrolet Nova Base
V8 5.0L / V8 6.5L
1971-1971 Chevrolet Nova Base
V8 5.0L / V8 6.6L / V8 7.4L
1972-1972 Chevrolet Nova Base
V8 5.0L / V8 6.6L
1974-1974 Pontiac Ventura Base / Custom / GTO
V8 5.7L
1973-1973 Pontiac Ventura Base / Custom
V8 5.0L / V8 5.7L
1971-1972 Pontiac Ventura Base
V8 5.0L / V8 5.7L

Don't See Your Vehicle Here?

Call Us at 800-371-4413 and Speak to a Vehicle Fitment Specialist

Don't See Your Vehicle Here? Call Us at 800-371-4413 and Speak to a Vehicle Fitment Specialist

Additional Information

Manufacturer Flowmaster
Part Number 817158
Condition New with Manufacturer Warranty