MagnaFlow Cat-Back Exhaust for 2004-10 BMW 645ci/650i [E63]

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$60.00 (Fixed Shipping Cost)

With MagnaFlows New introduction into the European car scene, there is now another large competitor in BMW exhaust systems.  MagnaFlow has done years of research and development at their state of the art factory make their new line of BMW Exhaust System one of a kind.  They have brought their incredible DEEP rumbling sound from their line of American muscle to the European world. MagnaFlow has created and designed a specialized muffler system to make your 4.8L V-8 sound like a full on race car. It is dyno proven to give your 550i at least 9 horsepower and 12 ft. lbs. of torque. There is no other system out there that meets these precise standards and quality of MagnaFlow.

  • 2.5"" tubing
  • Tru-X crossover pipes
  • Dual 5"" round SS polished mufflers
  • 4"" SS polished rolled edge double wall tips
  • 100% stainless steel
  • Complete bolt-on
  • 9 HP/12 ft lbs. torque


  • E63 BMW 650i (16560)


MagnaFlow's BMW Exhaust Systems are make out of pure stainless steel with full mandrel bends (not compression bends, like those done at muffler shops) for maximum flow and a straight through, wide open muffler with NO baffles, NO chambers and NO restrictions. and it designed to be direct bolt up system from the stock OE system and can be installed with simple hand tools. In most cases, can be installed by the average do-it-yourselfer in 30-60 minutes. Each system is guaranteed to fit flawlessly with the highest quality craftsmanship. 

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