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Pacemaker Headers PH5345-3 (extractors) | Holden Commodore VB, VC, VH, VK, VL, VN, VP, VS LS1, LS2, LS3 Chev Conversion
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Holden Commodore VB-VS LS Chev V8 Pacemaker Headers PH5345-3

$1,329.89
Tax included

Pacemaker Headers PH5345-3 (extractors) | Holden Commodore VB, VC, VH, VK, VL, VN, VP, VS LS1, LS2, LS3 Chev Conversion. Interference design mandrel-bent 45mm primary pipes, 51mm secondary pipes with 76mm flanged outlets that will improve exhaust flow, torque, and throttle response. Built from high-quality steel with thick flanges and a Pacemaker Blue heat-resistant finish, these headers ensure an excellent, leak-free fit. Ideal for restorations, street performance, and weekend cruising. Click the image for larger views and more photos.

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Pacemaker Headers PH5345-3 – Holden Commodore (VB-VS) LS Conversion

Pacemaker Headers PH5345-3 (extractors) | Holden Commodore VB, VC, VH, VK, VL, VN, VR, VP, VS LS1, LS2, LS3 Chev conversion. Interference design headers improve exhaust flow, increase mid range torque, sharpen throttle response, and deliver a stronger exhaust note. Perfect for restorations, street performance, and weekend cruisers, they ensure a tidy, leak-free fit with proven Pacemaker quality.

Key Features

  • Interference design 
  • Mandrel-bent 45mm primary pipes, 51mm secondary pipes with 76mm flanged outlets
  • Thick, machined flanges for durability and reliable sealing
  • Smooth merge collectors for improved scavenging and power delivery

Construction

  • High-quality steel tubing with strong welds for long service life
  • Pacemaker Blue heat-resistant finish rated to 800°C

Additional Options

  • Ceramic Coating (PHC40): Enhanced durability and heat management
  • Gasket (DSF138): Available separately for optimal sealing

Fitment Notes

  • Will fit with Air-Conditioning 
  • Will fit VB-VK with manual steering rack and p/steer K frame
  • Tough Mount conversion kit and starter motor relocation is required
  • Protect painted surfaces and wrap headers during trial fitting
  • Clearance may vary with engine mounts, steering, and aftermarket parts

What’s Included

  • Pacemaker PH5345-3 left header assembly
  • Pacemaker PH5345-3 right header assembly
  • Header bolts [12 ????]

Recommended With

  • New exhaust gaskets 
  • Matching intermediate pipes, joiners, or adaptors may be available (sold separately)

Why Good Headers and Exhaust Systems Matter

  • On average, a LS1 Chev engine draws ~8,478 L of air per minute and expels ~25,254 L per minute at 3500rpm
  • On average, a LS1 Chev engine draws ~12,112 L of air per minute and expels ~36,078 L per minute at 5000rpm

Warranty & Compliance

  • Backed by Pacemaker 2-year warranty (standard terms apply)
  • Check local regulations for emissions and roadworthiness compliance

Customer Support

For phone orders, advice, or part enquiries – contact us:

📞 Call Now: +61 2 9547 3511 ✉️ Email Us

Pacemaker-Headers-PH5345-3


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