American Thunder® is the "original" Flowmaster sound. In most cases a very aggressive sound level, American Thunder systems use various chambered mufflers to achieve the performance gains and aggressive sound that you want from your car or truck, inside and out. Available in stainless steel or economical aluminized steel, American Thunder systems are a great choice when you want to be heard.

Fitment Information

• Ford Mustang LX 5.0L (1987, 1988, 1989, 1990, 1991, 1992, 1993)
• Fits coupes and convertibles
• Ford Mustang GT 5.0L (1986)

Emissions Compliance

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.

Specs & Features

• 2WD/4WD: 2WD/4WD
  
• Emission Code: 5
  
• Exhaust Series: American Thunder
  
• Exit Position: Dual Out Rear
  
• Heat Shield: No
• Inlet Diameter (in): 2.5
• Material: Aluminized Steel
  
• Muffler Part Number: Kit Only
  
• Muffler Quantity: 2
  
• Muffler Series: Super 44 Series
  
• Outlet Diameter (in): 2.5
  
• Product Typ:e Exhaust System
  
• Single Dual: Dual
  
• Sound Level: Aggressive 
  
• System Type: Cat-back
  
• Tip Diameter (in): 2.5
  
• Tip Quantity: 2
  
• Tubing Diameter (in): 2.5
  
• UPC: 700042011346
• California Proposition 65 Chemical Name: Chromium (hexavalent compounds) / Nickel (Metallic)
• California Proposition 65 Required: Yes
  
• Part Number: 17213

Product Description

Our American Thunder® exhaust system for 1987-1993 Ford Mustang LX with 5.0L engine is a bolt-on emissions legal system features free-flowing 2.50-inch aluminized steel mandrel-bent inlet pipes, aluminized steel tailpipes and uses the factory hanger locations for quick and easy installation. The kit comes with a pair of Super 44„¢ mufflers to complement that iconic deep and powerful Fox body sound. The system is then finished off with a pair of long 2.50-inch 304 stainless steel tips for that show car look. Comes with all necessary hardware and easy to follow instructions. Note: Fits coupes and convertibles. Also fits 1986 Ford Mustang GT models with 5.0L engine.

Features:

• Includes Hangers and Hardware for Easy Installation
• Mandrel-bent 16-Gauge Aluminized Tubing
• Aggressive Sound Exterior Exhaust Tone
• Dyno Tuned for Maximum Performance
• Super 44 Series Performance Mufflers
• Uses the Factory Hanger Locations
• 304 Stainless Steel Tailpipes
• 3-Year Limited Warranty
• Easy Installation

Redline360 is an authorized Flowmaster dealer and sells only genuine Flowmaster products.