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How to install a Bassani Off-Road X-pipe your 2005-2009 GT Mustang

Installation Time

2 hours

Tools Required
  • Metric Socket and Wrench Set
  • Standard Socket and Wrench Set
  • Ratchet
American Muscle
Shop Parts in this Guide


Installation instructions:

1. Raise and support vehicle.

2. Lubricate factory crossover pipe hangers and slip connector fasteners with penetrating oil.

3. Measure 2-1/2” forward of the front edges of the hanger brackets welded to the stock crossover pipe and make two marks at these points.

4. Using a reciprocating saw or other suitable cutting tool, cut the factory crossover pipe at the marks previously made

5. Remove fasteners from muffler hanger brackets at rear of vehicle to allow mufflers to hang free from vehicle.

6. Loosen fasteners on band clamps that attach factory H-pipe to over-axle pipes.

7. Move over-axle pipes and mufflers rearward and out of band clamps at H-pipe connection.

8. Move H-pipe rearward and out of factory rubber hanger brackets; remove H-pipe from vehicle.

9. Position two supplied 2-1/2”clamps over inlets of Bassani/BX X-pipe then install X-pipe into factory rubber hangers and over previously ends of previously cut H-pipe legs.

10. Position two remaining 2-1/2” clamps over outlets of X-pipe and install over-axle pipes into ends of X-pipe.

11. Align all components and tighten all clamps.

12. Start vehicle and check for leaks; readjust system or clamps if needed.

This guide applies to Vehicle years: 2005, 2006, 2007, 2008, 2009, 2010 and Submodels: Bullitt, GT

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