Ford Falcon FG 4.0 inc XR6 FGX Pacemaker Headers [PH4500]
$537.05
Tax excluded
Pacemaker Headers PH4500 – Ford Falcon FG & FGX 4.0L Barra (Reuse Factory Catalytic Converter)
Pacemaker PH4500 headers are designed for Ford Falcon FG & FGX 4.0L DOHC Barra engines where the original factory catalytic converter is retained. Featuring an interference design and mandrel-bent primary pipes, these extractors improve torque, throttle response, and overall flow while maintaining OEM emissions layout. Perfect for performance upgrades or replacement applications. Click the image for more photos.
Best Mufflers offers expert advice and fast shipping Australia-wide and internationally.
Pacemaker Headers PH4500 – Ford Falcon FG & FGX 4.0L Barra
Pacemaker Headers PH4500 (extractors) are designed to suit Ford Falcon FG and FGX 4.0L Barra DOHC engines, providing improved exhaust flow while allowing you to reuse the factory catalytic converter. The interference-style design delivers strong low- and mid-range torque ideal for street performance and everyday reliability. Built in Australia with precision mandrel bends and Pacemaker’s proven Blue high-temp coating.
Key Features
- Interference design for street performance applications
- Mandrel-bent 1.58" primary pipes, 2.00" secondary pipes, and 2.50" outlet
- Allows reuse of the factory catalytic converter (requires cut & weld join)
- Thick, machined flanges ensure strength and a leak-free seal
- Australian-made quality backed by decades of performance heritage
Construction
- High-quality steel tubing with precision welds for durability
- Pacemaker Blue heat-resistant finish rated to 800°C
- Designed and manufactured in Australia
Additional Options
Fitment Notes
- Fits Ford Falcon FG & FGX 4.0L Barra non-turbo engines
- Factory catalytic converter must be cut and re-joined to the new headers
- Protect painted surfaces and wrap headers during trial fitting
- Clearance may vary with mounts, steering, and aftermarket components
What’s Included
- Pacemaker Headers SKU: PH4500 header assembly
- Mounting hardware as supplied by Pacemaker
Recommended With
- Exhaust sealant and gaskets for reassembly
- Factory catalytic converter reuse (cut/weld join)
- Optional ceramic coating (PHC50) for heat reduction
Performance & Airflow
- 4.0L Barra engine draws approximately 8,500 L/min intake air and expels 25,000 L/min exhaust gas at 5000 rpm
- Improved flow efficiency provides sharper throttle response and mid-range torque gains
Warranty & Compliance
- Backed by Pacemaker’s 2-year manufacturer warranty (standard terms apply)
- Verify emissions and registration compliance in your state
Customer Support
For phone orders, advice, or fitment assistance:
📞 Call Now: +61 2 9547 3511 ✉️ Email Us
🇦🇺 Best Mufflers
87A Planthurst Road, Carlton NSW 2218, Australia
Exhaust Systems Since 1983
Pacemaker-Headers-PH4500
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Pacemaker Headers PH4500 – Ford Falcon FG & FGX 4.0L Barra (Reuse Factory Catalytic Converter)
Pacemaker PH4500 headers are designed for Ford Falcon FG & FGX 4.0L DOHC Barra engines where the original factory catalytic converter is retained. Featuring an interference design and mandrel-bent primary pipes, these extractors improve torque, throttle response, and overall flow while maintaining OEM emissions layout. Perfect for performance upgrades or replacement applications. Click the image for more photos.
Best Mufflers offers expert advice and fast shipping Australia-wide and internationally.