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1967-74 Camaro, Firebird, 1968-74 Nova - American Thunder Exhaust System 17104, 817104YouTube Button

Flowmaster American Thunder Header-back Exhaust System

1967-1974 Chevrolet Camaro, Pontiac Firebird and 1968-1974 Chevrolet Nova with V8 engine.

PART# 17104

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$645.95   Suggested Retail
$522.86   Holleydays Price
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Fits 1967-1974 Chevrolet Camaro, Pontiac Firebird and 1968-1974 Chevrolet Nova with V8 engines. Convertible models require an aftermarket X-brace like Hotchkis Performance part# 1404 or adding 3/8-inch of shims to the stock factory X-brace for clearance.

Overview

Flowmaster is proud to introduce our American Thunder dual exhaust system for 1967-1974 Camaro and Firebird, and 1968-1974 Nova. The system features our exclusive 80 Series Crossflow performance muffler that tucks up high behind the rear differential. Other features include all mandrel-bent dual 2.50-inch head pipes with a built-in H-pipe crossover and dual 2.50-inch tailpipes for a deep rich sound and optimum performance. This header-back aluminized steel exhaust system gives these classic muscle cars a moderate tone inside and out. The system includes all parts, hardware and illustrated instructions and is covered by our 3-year Limited Warranty. If you prefer Stainless steel construction, check out optional system# 817104 which comes with a Lifetime Limited Warranty. Notes: Does not include header reducer cones. Convertible models require an aftermarket X-brace like Hotchkis Performance part# 1404 or adding 3/8-inch of shims to the stock factory X-brace for clearance.

Features:

  • H-pipe Crossover for Maximum Power and Deep Tone
  • Includes Hangers and Hardware for Easy Installation
  • Mandrel-bent 16-gauge Aluminized Steel Tubing
  • Does Not Include Header Reducers
  • Moderate Exterior Exhaust Tone
  • Maximum Ground Clearance
  • Header-back System

Specs

2WD/4WD2WD
BrandFlowmaster
California Proposition 65 RequiredNo
Emission Code3
Exhaust SeriesAmerican Thunder
Exit PositionDual Rear Exit
Heat ShieldNo
Inlet Diameter (in)2.5
MaterialAluminized Steel
Muffler Part Number42585
Muffler Quantity1
Muffler Series80 Series Crossflow
Outlet Diameter (in)2.5
Product TypeExhaust System
Single DualDual
Sound LevelModerate Sound
System TypeHeader-back
Tip QuantityNot Included
Tubing Diameter (in)2.5
Type of ExhaustHeader-Back
Part Number17104

Emissions

This part is legal for sale and use on Uncontrolled (Non-Emissions Controlled) Vehicles and Racing Use Only Vehicles.

The following vehicles are considered Uncontrolled (Non-Emissions Controlled) Vehicles:

  • 1965 and older U.S. manufactured California Certified vehicles
  • 1967 and older U.S. manufactured Federally Certified vehicles
  • 1967 and older Foreign manufactured vehicle

The following vehicles are considered Racing Use Only Vehicles:

  • Racing Use Only Vehicles are vehicles that are used exclusively for competition and that are not registered and that may never be used on the street

WARNING: It is against the law to install this part on an Emissions Controlled Vehicle

The following vehicles are considered Emissions Controlled Vehicles:

  • 1966 and newer U.S. manufactured California Certified vehicles
  • 1968 and newer U.S. manufactured Federally Certified vehicles
  • 1968 and newer Foreign manufactured vehicle

Tech Resources

Fits 1967-1974 Chevrolet Camaro, Pontiac Firebird and 1968-1974 Chevrolet Nova with V8 engines. Convertible models require an aftermarket X-brace like Hotchkis Performance part# 1404 or adding 3/8-inch of shims to the stock factory X-brace for clearance.

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      *Free Shipping & Handling only offered to the contiguous US on orders over $100, excludes clearance parts and oversized packages.

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

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