Wildcat Headers WILD073 – Mitsubishi Triton ME-MF-MG-MH-MJ 2.6L 4G54 1986–1996

Wildcat Headers WILD073 (extractors) suit Mitsubishi Triton ME / MJ 2.6L Astron 4G54 built from 1986 to 1996. These headers are engineered with an interference 4-2-1 layout to improve exhaust scavenging, strengthen usable torque, and sharpen throttle response across the rev range. They are a great choice for everyday Triton, restorations, and practical street upgrades.

Key Features

• Interference 4-2-1 design for improved torque and balanced performance
• Replacement for the restrictive factory exhaust manifold
• Compatible with manual and automatic transmissions
• Fits both 2WD & 4WD variants
• 42mm primary pipes, 51mm secondary pipes, 57mm outlet
• Precision-machined flanges for secure sealing and long service life
• Smooth merge collectors to support cleaner exhaust flow

Why Good Headers & Exhaust Systems Matter

Mitsubishi Astron 2.6L 4G54 engine draws approximately 4,420 litres of intake air per minute and expels approximately 11,500 litres of exhaust gas (at approximately 600°C) at 4,000 rpm.

Construction

• Manufactured from high-quality steel tubing
• Precision welded for strength and fitment consistency
• Finished in heat-resistant paint rated to 600°C

Fitment Notes

• Check availability before ordering
• Suits Mitsubishi Triton ME-MF-MG-MH-MJ 2.6 4G54 Astron Engines
• Protect painted surfaces and wrap headers during trial fitting
• Clearance may vary depending on engine mounts, steering components, and aftermarket parts
• Verify engine code and chassis details before purchase, especially for export-market applications
• Verify emissions and registration compliance in your state
• MJ Model requires EGR Fitting 

What’s Included

• 1 x Wildcat Headers WILD073

Recommended With

• Header gasket: DSF036 

Frequently Asked Questions

Q: Do they fit both manual and automatic transmissions?
A: Yes. They are designed to suit manual and automatic applications.

Q: Do they fit both 2WD and 4WD?
A: Yes, these headers are listed to suit both 2WD and 4WD variants.

Q: Is there a provision for an oxygen sensor?
A: No. WILD073 do not have an O2 sensor provision.

Q: Is the gasket included?
A: No. The recommended gasket is DSF049, sold separately.

Q: Are these suitable for emissions-controlled vehicles?
A: Fitment may depend on the vehicle’s original emissions equipment and local regulations. Please verify emissions and registration compliance in your state before ordering.

Q: Do you ship to the USA?
A: Yes. Best Mufflers regularly ships exhaust systems and exhaust parts throughout the United States.

Please note that import duties, tariffs, taxes and customs clearance fees are not included in the product or freight price. Once your order is processed and the applicable charges are calculated, we will send you a secure payment link to finalise these charges before dispatch.

Q: Are these suitable Dodge Ram 50 ?
A: The Dodge Ram 50 sold in North America is the equivalent of the Mitsubishi Triton. WILD073 headers are suitable for Ram 50 models fitted with the 2.6L 4G54 Astron engine, however we recommend confirming your engine code and chassis details before ordering.

Customer Support

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

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

🇦🇺 Best Mufflers
87A Planthurst Road, Carlton NSW 2218, Australia