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Flowmaster 70 Series Chambered Muffler

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Product Details

The 70 series big block muffler utilizes Flowmaster's Delta Flow® technology and an enlarged case for improved sound control along with mileage and power gains. Perfect for use on trucks, SUV's, RVs, tow vehicles and high performance street cars where space allows. Constructed of 16 gauge aluminized steel and fully MIG welded for maximum durability.


  • Improved Horsepower, Torque and Engine Efficiency
  • Recommended for SUV/trucks/motorhomes/tow vehicles
  • Minimal interior resonance
  • Mild to stock exterior exhaust tone
  • Body Length:22"
  • Body Shape: 5" x 10" Oval
  • Body Width:10"
  • Configuration: Center/Center
  • Aluminized Steel
  • Fits 3-inch exhaust only -- stock on most FSJ's is 2.5-inch
  • Made in China

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