Flowmaster 40 Series Original Chambered Muffler – 2.50” Center In / 2.50” Offset Out – Aggressive Sound – 16-Gauge Aluminized Steel – For Muscle Cars, Street Rods, Trucks, SUVs & Strip Builds (42542)

★★★★★ 4.1 100 reviews

$101.95
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$101.95
Price when purchased online
Free shipping Free 30-day returns

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Product details

Management number 215239809 Release Date 2026/04/12 List Price $40.78 Model Number 215239809
Category
  • LEGENDARY SOUND: This is the original Flowmaster muffler that enthusiasts know and love! Famous for its bold, aggressive bark and signature tone. It delivers the unmistakable attitude and street presence that made Flowmaster a legend.
  • TWO-CHAMBERED INTERNAL DESIGN: Flowmaster’s classic two-chambered layout delivers that bold, aggressive exhaust sound Flowmaster is known for. Perfect for muscle cars, street rods, truck and custom builds.
  • PROVEN PERFORMANCE: Enhances airflow and reduces back pressure to help boost horsepower, torque, and throttle response.
  • BUILT TO LAST: Made from 16-gauge aluminized steel and fully MIG-welded to withstand high heat and vibration with no internal packing to blow out or wear down.
  • UNIVERSAL FITMENT: Designed for custom and modified exhaust systems, with multiple inlet/outlet sizes and configurations (center/offset, dual) for simplified installation and optimal fit.

UPC 700042010349
Shape Oval
Brand Name Flowmaster
Unit Count 1.0 Count
Item Weight 9.8 Pounds
Manufacturer Flowmaster
Model Number 42542
Material Type Alloy Steel
Item Type Name Exhaust Muffler
Item Dimensions 20.5 x 10 x 4.5 inches
Automotive Fit Type Universal Fit
Included Components Muffler
Manufacturer Part Number 42542
OEM Equivalent Part Number 42542
Compatible with Vehicle Type Car
Manufacturer Warranty Description 3 Year Limited Warranty
Global Trade Identification Number 00700042010349

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