Flowmaster

Flowmaster 17104 American Thunder Crossmember-Back Exhaust System

Compatible with 1967-1974 Chevrolet Camaro, Pontiac Firebird and 1968-1974 Chevrolet Nova with V8 engine, 2.5 in. pipes

Part # 17104 Be the first to write a review
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$666.95
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$742.00
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3

Emissions

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

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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 in. head pipes with a built-in H-pipe crossover and dual 2.50 in. 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 will require adding 3/8 in. of shims to the stock factory X-brace for clearance or purchasing Hotchkis Performance Convertible brace Part# 1404.

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
Brand Flowmaster
Emission Code3
Product TypeHeader-Back Exhaust Systems
UPC700042013302
Manufacturer Part Number17104
California Proposition 65 RequiredNo
Part Number17104
3

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
Fits 1967-1974 Chevrolet Camaro, Pontiac Firebird and 1968-1974 Chevrolet Nova with V8 engines. Convertible models will require adding 3/8 in. of shims to the stock factory X-brace for clearance or purchasing a Hotchkis Performance Convertible brace Part# 1404.
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    Some parts are not legal for use in California or other states with similar regulations.