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Bully Dog Heavy Duty Exhaust Manifold Cummins ISX EGR 2003.5-2007
Part # BUL85102

1,649.00 USD
Availability: Limited Stock
  • Better design, pressure fitted to eliminate leaks. Sharp corners have been smoothed for better flow
  • High Quality material to eliminate cracks
  • Ported to eliminate any flow interference
  • Ceramic Coated cooling EGT by 100 degrees
  • Fuel Mileage increase
  • 20-30HP Increase


  • Refer to Manufacturer's Warranty