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MagnaFlow MF Series Stainless Cat-Back System Toyota 4Runner 2003-2009

Original price $1,056.99
Original price $1,056.99 - Original price $1,056.99
Original price $1,056.99
Current price $720.45
$720.45 - $720.45
Current price $720.45

Made in the USA and engineered to last, for those seeking increased performance and better economy, MagnaFlow MF Series Performance Exhaust systems deliver the smooth deep sound you want and the wide-open performance power you need. Our exhaust systems feature straight-through flow designs for the ultimate in unrestricted horsepower and torque for big power while maintaining exhaust efficiency. These systems are an engineered balance of interior and exterior noise levels and are tested against SAE j1169 standards.


  • All Mandrel Bent Tubing
  • 409 Stainless Steel Construction
  • Increased Horsepower and Torque
  • Lifetime Construction Warranty
  • Made in USA


MF Series Stainless Cat-Back System


  • Exit Style: Dual Same Side Behind Passenger Rear Tire
  • Tip Length: 7.25
  • Muffler Quantity: 1
  • Type: Cat-Back
  • Title: Street Series
  • Tip Type: Welded;Double Wall;Straight Cut;Rolled Edge
  • Tip Shape: Rectangle
  • Tip Material: Stainless Steel
  • Tip Finish: Polished
  • Inlet Connection Type: Bolt-On
  • Tip Diameter: 3 x 3.75
  • Subtitle: Cat-Back
  • Series: Street
  • Muffler Type: Straight-Through
  • Muffler Material: Stainless Steel
  • Muffler Finish: Polished
  • Main Piping Diameter: 2.5
  • Pipe Material: Stainless Steel
  • The Street Series Performance Exhaust system delivers dyno proven power with a comfortable interior sound and performance exterior sound.