Your Classic Car Parts Headquarters

Black Friday is Here! Shop Early Deals >
Get $80 Off Redeem Now >

Find Exhaust Systems for your Firebird

Flowmaster American Thunder Cat-Back Exhaust System (86-91 V8 Firebird w/ 3-Inch Flanged Catalytic Converter)Find parts that fit my vehicle

Item EK-75-900599
Product Image
Flowmaster American Thunder Cat-Back Exhaust System (86-91 V8 Firebird w/ 3-Inch Flanged Catalytic Converter)
$592.16
Want $10? Write one of the first 5 reviews
On Sale

-10% $592.16 Was $657.95

to: 43215
Please enter a valid US or CA postal code
We're sorry, zip can't be updated at this time.

Will this fit your Vehicle?

Select a different vehicle Help?
Update or Change Vehicle
Add to Cart
Save for later
    Create a list
    Add to New List

    Saved - View your saved items

    We're sorry. We couldn't save this product at this time.

    or use

    Loading Indicator

      Product Information

      Features, Description, Q&A

      Features & Specs

      • Includes Hangers and Hardware for an Easy Installation
      • Mandrel-bent 16-gauge Aluminized Steel Tubing
      • For 3.00-inch Flanged Catalytic Converters
      • 80 Series Crossflow Performance Muffler
      • Dyno Tuned for Maximum Performance
      • Uses the Factory Hanger Locations
      • Moderate Exterior Exhaust Tone
      • Mild Interior Tone
      • Easy Installation

      Description

      For the person who wants the look of a traditional dual exhaust system with all the benefits that a Flowmaster Cat-back exhaust system provides. This dual out American Thunder cat-back exhaust system is the perfect choice with 3.00-inch mandrel-bent aluminized steel inlet tube flowing into a large case 80 Series Cross-flow performance muffler for a deep powerful sound. The system uses the factory hanger locations for an easy installation and features dual 3.00-inch mandrel-bent tailpipes exiting out the back and are finished off with dual 3.00-inch polished stainless steel tips for a muscular look and sound. American Thunder systems deliver a moderate to aggressive exterior tone with a mild-moderate interior tone and are best suited for the enthusiast who wants their performance to be heard. Like all Flowmaster systems, the benefits include improved throttle response, power and mileage. Designed for an easy fit, these systems include all necessary parts and hardware for easy installation. Comes with our 3-year Limited Warranty.

      Fitment:

      • 1986 Pontiac Firebird
      • 1987 Pontiac Firebird
      • 1988 Pontiac Firebird
      • 1989 Pontiac Firebird
      • 1990 Pontiac Firebird
      • 1991 Pontiac Firebird
      Details

      Flowmaster 17233

      CA Residents: WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov

      Questions & Answers

      No questions about this product yet. Ask the First Question

      Will It Fit My Firebird

      • Base - 86, 87, 88, 89, 90, 91
      • Formula - 89, 90, 91
      • S/E - 86
      • Trans Am - 86, 87, 88, 89, 90, 91
      • Trans Am GTA - 89, 90, 91