Wildcat WILD039 exhaust headers (extractors) are Australian-made performance headers designed for selected Toyota Hilux and 4Runner 2.2L, 2.4L, 2.8L and 3.0L diesel models fitted with 2L, 3L and 5L-series engines from 1982–2000.
Applications include selected LN40, LN46, LN55, LN56, LN60, LN61, LN65, LN85, LN86, LN106, LN107, LN111, LN167 and LN172 models. Designed to retain air-conditioning applications.
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Wildcat WILD039 exhaust headers (extractors) are designed for selected Toyota Hilux and 4Runner diesel models from 1982 to 2000 fitted with the 2L, 3L and 5L naturally aspirated diesel engines.
Featuring an interference-style header design, WILD039 uses progressively sized pipework to help improve exhaust gas flow and reduce restriction compared with the original cast exhaust manifold. These headers are well suited to street-driven vehicles, work utes, touring vehicles and 4WD applications.
WILD039 is designed for selected Toyota Hilux and 4Runner models fitted with the 2L, 3L and 5L diesel engines. Because Toyota used multiple chassis, engine and exhaust configurations across the 1982–2000 period, please confirm your vehicle details before ordering.
Air conditioning can be retained with this header application.
Replacement exhaust manifold/header gasket is available separately under product code DSF052.
Lubricate exhaust studs, nuts and threaded fittings with penetrating lubricant before removal to reduce the risk of seized or damaged fasteners.
Check steering, engine mounts, starter motor, wiring and surrounding components for adequate clearance during installation.
Check availability before ordering.
Note: Exhaust manifold/header gasket is not included unless specifically stated or selected separately.
A well-designed header and exhaust system helps reduce unnecessary exhaust restriction and improve gas flow, which can support better throttle response, usable torque and engine performance, particularly on older naturally aspirated diesel engines.
Wildcat headers are manufactured for reliable performance and are covered by the manufacturer's applicable warranty conditions.
Fitment and registration requirements can vary depending on vehicle year, engine configuration and local regulations. Verify requirements applicable to your vehicle before installation.
What vehicles do WILD039 headers fit?
WILD039 is designed for selected Toyota Hilux and 4Runner diesel models from 1982 to 2000 fitted with 2L, 3L and 5L diesel engines.
What chassis codes are covered?
Listed applications include LN40, LN46, LN55, LN56, LN60, LN61, LN65, LN85, LN86, LN106, LN107, LN111, LN167 and LN172. Because exhaust configurations can vary, please confirm your exact model before ordering.
Will these headers fit with air conditioning?
Yes. WILD039 is designed to fit applicable vehicles while retaining air conditioning.
What size are the header pipes?
WILD039 uses approximately 40mm primary pipes, 45mm secondary pipes and a 51mm outlet.
Is a gasket included?
No. The recommended replacement exhaust manifold/header gasket is DSF052 and is available separately.
Can I pick up from the store?
Yes. Pick up is available but must be pre-arranged before collection.
How much is freight?
Freight varies depending on your delivery location and where stock is available. Please contact us for freight charges before ordering. Where possible, we can arrange dispatch from the nearest available product location to help reduce freight costs and delivery times.
Do you ship to the USA?
Yes. Best Mufflers regularly ships exhaust systems and exhaust parts to customers throughout the United States.
Please note that import duties, tariffs, taxes, and customs clearance fees are not included in the product or shipping price. Once your order is processed and the applicable charges are calculated, we will send you a secure payment link to finalise the import duties and tariff charges before dispatch.
For phone orders, advice, or part enquiries – contact us:
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🇦🇺 Best Mufflers
87A Planthurst Road, Carlton NSW 2218, Australia
Exhaust Systems Since 1983
Workshop hours: Mon–Fri 8:00am–5:00pm (By Appointment Only) | Phone and email enquiries welcome 24 hours
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