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Granatelli Mustang Exhaust Systems

Granatelli Mustang Exhaust Systems

Increase Horsepower, Fuel Economy and Throttle Response

The Granatelli Mustang Exhaust Systems are manufactured to look great and last forever using durable mandrel bent 2.5'' diameter T-304 stainless steel tubing with mirror polished mufflers and 3'' exhaust tips. They install easily using the factory hangers and the included necessary hardware. Best of all these kits will improve fuel mileage, throttle response and horsepower output.

  • Fits 2005-2010 Mustang GT & GT500 Only
  • Improves mileage and throttle response
  • Durable T-304 stainless steel guaranteed for life
  • Mirror polished mufflers & 3" tips look great
    Cat-Back Kit
  • Adds 15+HP
  • Smooth mandrel bends, uses factory hangers
  • Includes all necessary hardware
  • Direct fit installs in approximately 1-2 hours with basic hand tools (no welding required)
  • Direct OEM replacement, won't void your factory warranty
    Manifold-Back Kit
  • Adds up to 25HP
  • Eliminates catalytic converters and resonators, mates to stock manifold (or headers with slight modification)
  • Smooth mandrel bends w/integrated X-pipe, uses factory hangers
  • Direct fit installs in approximately 1-2 hours with basic hand tools on GT model only (GT500 requires cutting of driver's side header pipe and welding)
  • For off-road use only

  • 2 Products


    Granatelli GM-ES0525 - Granatelli Mustang Exhaust Systems
    Cat-Back Exhaust System Kit
  • Mustang GT/GT500 2005-2010
  • Adds 15+ HP
  • OE replacement will not void factory warranty
  • FREE


    Granatelli GM-ES0530 - Granatelli Mustang Exhaust Systems
    Manifold-Back Exhaust System Kit
  • Mustang GT/GT500 2005-2010
  • Adds up to 25 HP
  • Off-Road Use Only
  • FREE

    2 Products