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The favored Isuzu D-Max ute and MU-X giant SUV can now be had with a brand new 2.2-litre four-cylinder turbo-diesel engine that delivers extra energy, torque and effectivity than the 1.9-litre engine it replaces, however it’ll even be dearer.
Isuzu Ute Australia (IUA) right now introduced pricing and specs for its up to date 25.5MY D-Max and MU-X vary, earlier than it turns into accessible to order from October 1.
First revealed in November 2024, the brand new Euro 5 emissions-compliant RZ4F engine produces 120kW of energy at 3600rpm and 400Nm of torque over 1600-2400rpm, up from the discontinued 1.9L RZ4E engine’s 110kW/350Nm outputs. IUA sys the brand new engine delivers peak torque 200rpm sooner and 60 per cent extra torque at 1000rpm.
Nonetheless, it’s nonetheless much less highly effective than the long-running ‘4J’ 3.0L engine, which continues on sale in each fashions – for now – and nonetheless delivers 140kW/450Nm, however like the brand new 2.2L engine is now geared up with a fuel-saving engine idle cease/begin system.
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Paired as customary with a brand new Aisin-sourced eight-speed automated transmission (as a substitute of the six-speed Aisin auto in different D-Max and MU-X automobiles), IUA says the brand new 2.2L powertrain brings better refinement and a 3500kg towing capability throughout the vary, in addition to a 500kg improve in GCM (now 6000kg in D-Max 4×4 auto automobiles and 5900kg within the MU-X).
The 1.9L engine was restricted to simply 3000kg in automated automobiles and solely 2800kg in D-Max manuals, which have now additionally been discontinued.
Crucially, the brand new diesel/auto combo, which can even quickly be supplied within the intently associated Mazda BT-50 ute, lowers mixed gasoline consumption to as little as 6.6L/100km within the D-Max SX Crew Ute – down from 6.9L/100km with the 1.9L – whereas the three.0L engine in the identical variant now consumes 7.1L/100km (down from 8.0L/100km) with idle-stop.
Equally, the MU-X LS-U 4×4 now consumes 6.7L/100km with the two.2L (down from the 1.9L’s 7.4L/100km) and seven.6/100km with the three.0L – down from 8.3L/100km with out idle-stop.

There’s a corresponding CO2 discount, from 180 to 174g/km (2.2L v 1.9L) and from 207 to 187g/km for the three.0L with idle-stop within the D-Max SX Crew Ute. Likewise, the MU-X LS-U 4×4’s numbers cut back from 196 to 177g/km and from 220 to 200g/km respectively.
This may play a key position in decreasing IUA’s and Mazda Australia’s publicity to emissions-related monetary penalties beneath the federal authorities’s New Automobile Effectivity Commonplace (NVES), which imposes progressively tightening CO2 limits between 2025 and 2029.
For this yr, the CO2 emissions ‘goal’ for gentle industrial automobiles and heavy-duty SUVs (Sort 2 automobiles) is 210g/km.
A extra environment friendly 48V mild-hybrid (MHEV) model of the 1.9L engine, revealed in 2024, was offered in Thailand in a single rear-wheel drive pickup variant, however the 1.9L is now out of manufacturing and it’s unclear when the two.2L engine will acquire mild-hybrid help.

Each the two.2L and three.0L diesel engines might want to meet the stricter Euro 6d emissions customary, which comes into power for all automobiles offered in Australia from July 2028.
There aren’t any inside or exterior design adjustments for this replace, and the five-star ANCAP security ranking of each the D-Max and MU-X carries over to all 2.2L variants, however there have been some minor additions and points of interest to each MU-X mannequin strains.
The D-Max lineup now numbers 22 variants (down from 24) after the axing of all guide transmission variations and the addition of a brand new 2.2L LS-M X-Rider dual-cab grade, whereas the MU-X vary now has eight variants – down from 10 after dropping all 4×2 grades bar one base LS-M 2.2L grade.
Given its larger outputs, improved effectivity and higher towing functionality, the two.2L engine is anticipated to be extra widespread than the 1.9L, which made its native debut within the D-Max in 2022 earlier than turning into accessible within the MU-X in 2024.

The 1.9L engine attracted lower than 10 per cent of gross sales in each the MU-X and D-Max, which was Australia’s third hottest 4×4 ute in 2024 – behind solely the Ford Ranger and Toyota HiLux – with greater than 24,000 gross sales.
However the brand new 2.2L will likely be extra extensively accessible than the 1.9L throughout each mannequin ranges, supplied in six D-Max mannequin grades and 4 MU-X variants, together with an entry-level LS-M 4×2 model of the SUV even after the earlier axing of all rear-drive variations.
The brand new 2.2L engine will likely be accessible in SX and X-Rider trim ranges of the D-Max, and in LS-M, LS-U and LS-T trim ranges of the MU-X.
Nonetheless, it’s additionally dearer than the entry-level engine it replaces, with a median value hole of about $2000 between 1.9L and three.0L engine variants, following value hikes of as much as $3910 for 25.5MY variations of the latter – which sees the D-Max Blade flagship now priced at $80,900 plus on-road prices – although some 2.2L variants are being supplied at particular introductory drive-away costs (see the total value checklist under).

The bottom D-Max value is up by $3500, from $32,700 to $36,200 earlier than on-road prices, however now consists of an automated transmission, and the entry-level 4×2 SX single-cab/chassis 2.2L auto is being supplied with an alloy tray for the launch value of $36,990 drive-away.
Meantime, the most affordable MU-X variant – the 4×2 LS-M 2.2L auto – now prices $49,900 earlier than on-road prices (or $48,990 drive-away from launch), which is up $2500 on the 1.9L automobile it replaces (beforehand $47,400 plus on-roads).
In the one different change, Wolfram Gray metallic paint replaces Granite Gray as an choice for chosen 25.5MY D-Max variants.
Watch this house for full value and specs particulars on the up to date D-Max and MU-X vary, and our first evaluate of the brand new 2.2L engine in each fashions on Friday, October 3.
D-Max pricing
Mannequin | Worth earlier than on-road prices |
---|---|
25.5MY Isuzu D-Max 4×2 Single Cab Chassis SX 2.2L AT | $36,200 ($36,990 drive-away) |
25.5MY Isuzu D-Max 4×2 Single Cab Chassis SX 3.0L AT | $38,200 |
25.5MY Isuzu D-Max 4×2 Area Cab Chassis SX 3.0L AT | $41,700 |
25.5MY Isuzu D-Max 4×2 Crew Cab Chassis SX 2.2L AT | $42,700 |
25.5MY Isuzu D-Max 4×2 Crew Cab Chassis SX 3.0L AT | $44,700 |
25.5MY Isuzu D-Max 4×2 Crew Ute SX 2.2L AT | $44,200 |
25.5MY Isuzu D-Max 4×2 Crew Ute SX 3.0L AT | $46,200 |
25.5MY Isuzu D-Max 4×2 Crew Ute LS-U 3.0L AT | $57,000 |
25.5MY Isuzu D-Max 4×4 Single Cab Chassis SX 3.0L AT | $46,200 |
25.5MY Isuzu D-Max 4×4 Area Cab Chassis SX 3.0L AT | $49,700 |
25.5MY Isuzu D-Max 4×4 Crew Cab Chassis SX 2.2L AT | $50,700 |
25.5MY Isuzu D-Max 4×4 Crew Cab Chassis SX 3.0L AT | $52,700 |
25.5MY Isuzu D-Max 4×4 Crew Cab Chassis SX 3.0L AT | $53,200 |
25.5MY Isuzu D-Max 4×4 Crew Cab Chassis LS-U 3.0L AT | $63,500 |
25.5MY Isuzu D-Max 4×4 Crew Ute SX 2.2L AT | $52,200 |
25.5MY Isuzu D-Max 4×4 Crew Ute SX 3.0L AT | $54,200 |
25.5MY Isuzu D-Max 4×4 Crew Ute LS-M X-Rider 2.2L AT | $59,500 ($56,990 drive-away) |
25.5MY Isuzu D-Max 4×4 Crew Ute LS-M X-Rider 3.0L AT | $61,500 |
25.5MY Isuzu D-Max 4×4 Crew Ute LS-U 3.0L AT | $65,000 |
25.5MY Isuzu D-Max 4×4 Crew Ute LS-U+ 3.0L AT | $68,000 |
25.5MY Isuzu D-Max 4×4 Crew Ute X-Terrain 3.0L AT | $73,000 |
25.5MY Isuzu D-Max 4×4 Crew Ute Blade 3.0L AT | $80,900 |
MU-X pricing
Mannequin | Worth earlier than on-road prices |
---|---|
25.5MY Isuzu MU-X 4×2 LS-M 2.2L AT | $49,900 ($48,900 drive-away) |
25.5MY Isuzu MU-X 4×4 LS-M 2.2L AT | $55,900 |
25.5MY Isuzu MU-X 4×4 LS-M 3.0L AT | $57,900 |
25.5MY Isuzu MU-X 4×4 LS-U 2.2L AT | $62,900 |
25.5MY Isuzu MU-X 4×4 LS-U 3.0L AT | $64,900 |
25.5MY Isuzu MU-X 4×4 LS-T 2.2L AT | $71,400 ($69,990 drive-away) |
25.5MY Isuzu MU-X 4×4 LS-T 3.0L AT | $73,400 |
25.5MY Isuzu MU-X 4×4 X-Terrain 3.0L AT | $77,100 |
MORE: Discover the Isuzu D-Max showroom
MORE: Discover the Isuzu MU-X showroom