GQ Patrol Front Mount Intercooler Systems: Ending the TD42 Heat Soak Problem

GQ PATROL FRONT MOUNT INTERCOOLER

Problem
The 4.2 litre TD42 has spent decades grinding through remote tracks without much complaint. A lot of that reliability comes down to heat management, plain and simple.
Once you bolt on an aftermarket turbo or wind up the mechanical fuel pump, things change quickly. More fuel and more boost mean more heat, and the factory air-to-air core simply wasn’t sized for that.

Read More

200 Series Intercooler Failure: Why the Factory Top-Mount Can’t Handle Real Towing Loads

200 Series Intercooler

A 200 Series pulling a 3.5-tonne caravan throughout Australia’s 40-degree outback conditions shouldn’t lose power halfway up a steep incline, yet it happens constantly across the country.
The stock top-mount unit hits thermal saturation fast under sustained load. Once intake temperatures climb past that threshold, the ECU steps in. Fuel gets pulled back, boost gets reined in, and torque drops. All of it happens to keep combustion heat from getting out of hand. This isn’t a tuning fault or driver error at all.

Read More

Intercooler Kits: Why Serious Diesel Owners Upgrade Before the Next Big Trip

Intercooler Kits

Picture a loaded ute climbing out of the Adelaide Hills. Caravan on the back. The aircon is running, and the outside temperature is pushing 40.
That’s the moment a factory cooling system starts to fold. Boost heats up fast, and EGTs climb right along with it. The engine works harder just to hold the same speed it managed ten minutes earlier.

Read More

EGR Blocker Solutions: Restoring Airflow and Reliability in Australian Turbo-Diesels

EGR blocker

Most factory diesels were never built for Australian conditions. Add a loaded canopy, forty-degree heat and dirt roads, and the intake loses ground fast.
The EGR system is usually where trouble starts. It bleeds exhaust gas back into the intake to cool combustion and cut emissions. That works on a test bench. Out on the Birdsville Track, that gas carries fine soot into the manifold, where it mixes with crankcase oil vapour and builds into sludge that chokes airflow.

Read More

Matt’s Story

How HPD Helped Matt end 9 month ordeal

Matt’s Colorado Woes

HPD feel extremely happy and proud to end the nine-month ordeal of a country Far North Queenslander who lost his livelihood due to a work vehicle becoming so unreliable, he couldn’t work.

Read More

Michael’s 400K NAVARA D40 V6

Nissan Navara D40 V6

“Nobody touches my cars, but me!” says Michael who’s fastidious about his cars. Purchased brand new, he wouldn’t even let the dealership touch it. Straight off the new car lot, he fitted a HPD catch can and intercooler to his hard-working D40 V6 Navara to protect the V9X powerhouse from soot build up as well as a quality intercooler to replace the restrictive OEM unit that’s known to be prone to splitting.

Read More

New DMG MORI CNC Machine

DMG MORI DMC75 monoBLOCK five axis CNC machine

HPD invest heavily in the future of the company. We’re here for the long haul, with programs well underway to achieve HPD’s long term goals for growth and security. The latest investment is the company’s fourth state-of-the-art, five axis CNC machine to further expand HPD’s production capacity.

Read More