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Gibson Superflow Muffler 421887

Gibson Superflow Muffler
  • Our Price: $196.86
  • Shipping:FREE SHIPPING
  • Part Number: 421887
  • UPC: 677418000900
  • Rating: (2)
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Superflow Muffler

  • Part #: 421887
  • Stainless Steel
  • Offset Inlet / Offset Outlet
  • 3 In. Inlet / 3 In. Outlet
  • Length: 24 In. & 8 In. Diameter


Free Shipping
Ships between 12/04/17 - 12/06/17
  • Enhance your vehicle's sound and performance in a big way and at a great price with the Gibson Superflow Muffler
  • Straight-through design of Gibson Superflow Muffler generates maximum exhaust flow for increased power
  • Baffled and chambered interior design makes for better volume efficiency & unrestricted airflow
  • Multiple inlet/outlet configurations and sizes and muffler lengths available to fit most vehicles
  • Fully-welded Aluminized or Stainless Steel construction
  • Lifetime Limited Warranty- stainless steel is warrantied for rust-through

Finding the right high-performance muffler for your vehicle can be a tricky business full of peril. Save yourself the trouble and go with the reliable, impressive, and great-sounding Gibson Superflow Muffler.

Reliable and trouble-free, these mufflers are also super-quiet in the cab than other aftermarket mufflers. The Gibson Superflow Muffler will enhance your horsepower and torque and promote better fuel efficiency by virtue of their innovative angular interior design. Creating a venturi effect, these mufflers equalize and synchronize exhaust pulses while scavenging gases out at an increased velocity. In so doing, the reliable Gibson Superflow Muffler improves your exhaust flow while creating a deep, throaty exhaust tone. The powerful big block sound will get your vehicle noticed, for sure, but the performance upgrades themselves will also make your vehicle more fun to drive over the long haul.

There are many factors to take into account when it's time to improve your muffler. Factor them together, and you'll find that the Gibson Superflow Muffler is the perfect muffler for your needs. Backed by a Lifetime Warranty.

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