Commodore VT/VX/VY/VZ SS V8... Featured Product

Cat-Back System(VT/VX/VY/VZ SS Cat-back)

  • X-Pipe design, optimize exhaust flow and engine performance.
  • Oval style resonator , and oval style rear mufflers;
  • Twin 3” O.D double wall polished stainless steel tips;
  • Proven power gain;
  • Design options:
      • Twin 2.5” with oval rear muffler: Sound leve: Medium
      • Twin 2.5” with hot-dog style rear mufflers: Sound leve: High
      • Twin 3” with oval rear muffler: Sound leve: Medium-high
    • Material options:
      • Polished 304 grade stainless steel piping and tips
      • Mild steel piping and stainless steel tips



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Header and Cat (VT~VZ V8 5.7L & 6L )

  • 4-1 Header :
    • Option 1: 1” 5/8 primary and 3” collector;
    • Option 2: 1” 3/4 primary and 3” collector;
  • Tri-Y header : 1”5/8 Primary 2.5” collector ;
  • Cat Options :
    • Option 1: 2.5” ceramic hi-flow racing cat;
    • Option 2: 2.5” metallic hi-flow racing cat;
    • Option 3: 3” ceramic hi-flow racing cat(for 1”3/4 header only);
    • Option 4: 3” metallic hi-flow racing cat(for 1”3/4 header only);