The Flow FX series mufflers are for the enthusiast who is looking for an economically priced performance muffler that delivers a moderate sound level and tone, both inside and outside the vehicle. The large straight-through ...

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The Flow FX series mufflers are for the enthusiast who is looking for an economically priced performance muffler that delivers a moderate sound level and tone, both inside and outside the vehicle. The large straight-through smooth core offers up a different sound than that typical "chambered" sound that Flow master has become famous for. These new mufflers have a compact 4. 00 inch diameter round body that will fit nicely on just about any application and feature a fully welded 409S stainless steel case for increased durability.

  • STRAIGHT-THROUGH PERFORMANCE: Flowmaster’s Flow FX series mufflers deliver a moderate performance tone that’s deeper than chambered mufflers without excessive cabin drone.
  • PERFORATED CORE TECHNOLOGY: Features a large diameter straight-through stainless steel perforated core with high-temp sound-absorbing materials for a deep, traditional mellow tone.
  • PROVEN PERFORMANCE: Improves horsepower and torque by enhancing exhaust flow and reducing back pressure—ideal for street enthusiasts and daily drivers.
  • BUILT TO LAST: Made from durable 409S stainless steel and fully MIG-welded to ensure long-lasting performance, corrosion resistance, and vibration.
  • UNIVERSAL FITMENT: Designed for maximum versatility with reversible flow paths, fitting tight spaces and custom builds with multiple inlet/outlet configurations.
  • STRAIGHT-THROUGH PERFORMANCE: Flowmaster’s Flow FX series mufflers deliver a moderate performance tone that’s deeper than chambered mufflers without excessive cabin drone.
  • PERFORATED CORE TECHNOLOGY: Features a large diameter straight-through stainless steel perforated core with high-temp sound-absorbing materials for a deep, traditional mellow tone.
  • PROVEN PERFORMANCE: Improves horsepower and torque by enhancing exhaust flow and reducing back pressure—ideal for street enthusiasts and daily drivers.
  • BUILT TO LAST: Made from durable 409S stainless steel and fully MIG-welded to ensure long-lasting performance, corrosion resistance, and vibration.
  • UNIVERSAL FITMENT: Designed for maximum versatility with reversible flow paths, fitting tight spaces and custom builds with multiple inlet/outlet configurations.

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