Ford Falcon FG inc GT & XR8 V8 5.4 4V Pacemaker Headers [PH4019]
$995.45
Tax excluded
Pacemaker Headers PH4019 (extractors) are designed for the Ford Falcon FG XR8 & GT 5.4L 4V BOSS Quad Cam V8. Featuring an interference design with mandrel-bent 45 mm primary pipes, 51 mm secondaries and 63 mm flanged outlets, these headers improve exhaust flow, torque and throttle response while enhancing sound quality. Built from high-grade steel with thick machined flanges and finished in Pacemaker Blue heat-resistant coating, they deliver proven fitment and performance for street and performance applications. Click image for more photos.
Best Mufflers provides expert advice and fast shipping Australia-wide and internationally.
Pacemaker Headers PH4019 – Ford Falcon FG XR8 & GT 5.4L 4V BOSS V8 Quad Cam
Pacemaker Headers PH4019 (extractors) are precision-engineered for Ford Falcon FG XR8 & GT models fitted with the 5.4L BOSS 4V Quad Cam V8 engine. These high-performance interference-design headers improve exhaust flow, boost torque, sharpen throttle response, and produce a strong, aggressive exhaust note. Perfect for street performance or weekend cruisers, they deliver Pacemaker’s proven fitment and durability.
Key Features
- Interference design for balanced low and mid-range power
- Mandrel-bent 1.75" (45mm) primary, 2.00" secondary, 2.50" outlets
- Thick machined flanges for durability and leak-free sealing
- Smooth merge collectors for efficient scavenging and flow
Construction
- Manufactured from high-grade steel tubing with precision welds
- Pacemaker Blue heat-resistant finish rated to 800°C
- Australian made with Pacemaker’s engineering excellence
Additional Options
- Ceramic Coating: Available (see product code PHC30)
- Gaskets: PHF4038 (sold separately)
- Direct-fit Catalytic Converters: See CAT4018
Fitment Notes
- Designed for Ford Falcon FG 5.4L 4V BOSS Quad Cam V8 engines
- Use with matching high-flow catalytic converters (CAT4018)
- Wrap headers during trial fit to avoid paint damage
- Clearance may vary with aftermarket mounts or steering setups
What’s Included
- Pacemaker Headers SKU: PH4019 left / right headers
- Outlet flanges and gaskets to connect to exhaust system
- Header bolts [16]
Recommended With
- New exhaust gaskets and sealant
- Matching exhaust system (available separately)
- High-flow catalytic converters – see CAT4018
Why Good Headers and Exhaust Systems Matter
- A 5.4L BOSS engine draws ~11,475 L of air per minute and expels ~35,000 L per minute at 5000rpm
- Optimised flow improves torque, response, and efficiency
Warranty & Compliance
- Backed by Pacemaker 2-year manufacturer warranty (standard terms apply)
- Verify emissions and registration compliance in your state
Customer Support
For phone orders or part enquiries – contact us:
📞 Call Now: +61 2 9547 3511 ✉️ Email Us
🇦🇺 Best Mufflers
87A Planthurst Road, Carlton NSW 2218, Australia
Exhaust Systems Since 1983
Pacemaker-Headers-PH4019
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Pacemaker Headers PH4019 (extractors) are designed for the Ford Falcon FG XR8 & GT 5.4L 4V BOSS Quad Cam V8. Featuring an interference design with mandrel-bent 45 mm primary pipes, 51 mm secondaries and 63 mm flanged outlets, these headers improve exhaust flow, torque and throttle response while enhancing sound quality. Built from high-grade steel with thick machined flanges and finished in Pacemaker Blue heat-resistant coating, they deliver proven fitment and performance for street and performance applications. Click image for more photos.
Best Mufflers provides expert advice and fast shipping Australia-wide and internationally.