SKU: 33051580783

Air Box & Lid (ISUZU D-MAX 4JJ1 3L RT85 DPF (2017-2019)

Sale price$438.75 Regular price$487.50
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Ships within 48 hours · Estimated delivery Aug 8 - Aug 13

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Description

Air Box & Lid (ISUZU D-MAX 4JJ1 3L RT85 DPF (2017-2019)PSICO Performance Air Box & Lid (ISUZU D MAX 4JJ1 3L RT85 DPF (2017 2019) New Design: Features integrated MAF housing and outlet plumbing The Aussie made Air Box is overflowing with features, guaranteeing it's the prime pick when you want to improve your vehicle's intake system. The High quality Australian made Air Box is fabricated from 2. 5 mm aluminium sheet metal ensuring high strength and no rust ever. PSICO Performance Air Boxes feature a 10 mm

PSICO® Performance Air Box & Lid (ISUZU D-MAX 4JJ1 3L RT85 DPF (2017-2019)

New Design: Features integrated MAF housing and outlet plumbing

The Aussie-made Air Box is overflowing with features, guaranteeing it's the prime pick when you want to improve your vehicle's intake system.

  • The High quality Australian made Air Box is fabricated from 2.5 mm aluminium sheet metal ensuring high strength and no rust ever.
  • PSICO® Performance Air Boxes feature a 10 mm thick acrylic lid engraved with PSICO® Performance logo. This lid allows easy inspection and maintenance of your air filter. It is also simple to tell if any water has ingress into the system requiring drainage. Being a simple to check system ensures you will never have to worry about possible engine failure or premature wear due to an excessively blocked air filter or possibly water in the inlet system.
  • The Air Box mounts into the factory location.
  • The Air Box is fitted with a 4” inlet ready to install to suit 4” Stainless Steel Snorkels.
  • The Air Box comes standard in a durable satin black powder coat finish.
  • The Air Box features an easy to access billet drain port fitted with a quarter turn drain valve. This valve can be left open during normal conditions or easily closed to completely seal your air box when travelling through water crossings.
  • Utilizing large conical PSICO® Performance clamp on filters ensures that no air or dust can bypass the air filter. This can be a common problem associated with compression sealed cylinder or panel type filters.
  • Easy to follow instructions and cutting templates make installing the kit simple.  It can easily be installed DIY in a few hours.
  • Proven service history. These Air Box kits have been installed on numerous vehicles, they have been proven to be very durable as well as very effective and efficient in increasing inlet flow. This Air Box kit has been installed on many vehicles that with additional modifications are supporting high horsepower applications.
  • All Australian Fabricated construction. Your money stays in Australia and supports Australian businesses, jobs and families.
  • Available with a range of long life cleanable/washable PSICO® Performance air filters to suit your specific needs.

Frequently Asked Questions

Will your Airbox fit with plastic snorkels?

Yes, the majority of our air boxes have been developed to connect to a plastic snorkel as well as Stainless steel snorkels. Although the airbox can be connected to a plastic snorkel most plastic snorkels are poorly sealed or unable to be fully watertight sealed at connection points.

We recommend using a stainless steel snorkel when a watertight intake system is required.

Will my vehicle need tuning after fitting one of your products?

No, tuning is not a necessity when upgrading the intake of your vehicle however, tuning can unleash additional power. When installing performance intake upgrades the vehicle has a greater potential for higher air density going into the motor.

The higher density air will increase the potential for power to be increased safely while maintaining safe combustion temperatures. 
Without tuning the benefits of an intake system will be better efficiency, lower EGT Temperatures, improved economy, reduced heat soak power loss. 
With the benefits of tuning Power can be increased while still maintaining safe engine parameters.

How do I Choose which Filter will best suit my needs?

When choosing your filter, we recommend using our Offroad filter if you plan on taking your vehicle into dusty situations. 
These may include things like farm work, driving in convoy off-road, driving in dry dusty conditions etc.

The offroad filter will give your engine the best possible protection against dust ingress while still providing great flow properties. 
If you do predominantly on-road driving with the occasional offroad adventure then our hi flow may be able to offer some additional flow.
The hi flow filter provides great filtration for larger particles 5 microns and above while still allowing the maximum flow. Suited to on road and off-road conditions where dust is minimal. Beach, mud etc. 

What's included in a kit?

All PSICO Performance kits come complete with instructions, templates, and all quality components required to install the component. You just supply the time and tools.

Are your Airboxes fully sealed?

Yes, our air boxes are designed to create a fully sealed water tight intake system. Our air boxes run an o’ringed port bung on air boxes that are easily accessible. 
On air boxes that are in hard to access areas we run a hose to an easy to access location making it simple and easy to monitor and drain any water if necessary. 
Some customers opt to leave there air box bung out to drain auto and install only when necessary. In order to ensure your intake system is fully sealed we recommend testing at install and regular intervals. 
Note in order to have an entirely sealed intake system requires using suitable snorkel and components combined.

Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 33051580783

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4.1 ★★★★★
Based on 12 reviews
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K
Verified Purchase
Kathleen Kowalski
San Leandro, US
★★★★★ 4
Not like the pictures but well worth the money
Size: Queen, Style: 1 Green
4 stars because it is not nearly as padded as the descriptions and images make it seem. The filling flattens easily and doesn’t provide any support. That being said it does make my bed more comfortable and soft and has improved my sleep quality. I have a 12 in soft/medium firm memory foam mattress that was wonderful for the last +2 years till my back surgery ~6 months ago. Since then my joints ached when trying to sleep and when waking, my back would be all out of place and achey, and I was untested. Since buying this topper these issues have improved by 80% or more. It is a great addition to my bed and I don’t regret buying it.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 18, 2026
C
Verified Purchase
Chelsey Yarno
Massapequa, US
★★★★★ 5
Pleasantly surprised!
Size: Queen, Style: 2 Dark Gray
I had been searching for a quality mattress topper in hopes of extending the life of our mattress. I compared a few options and kept coming back to this one. I have to admit I was skeptical because the price point was lower than many options. This topper is SO comfortable and soft! I left it laying out for a couple hours and then followed the instructions to put it in the dryer. Worked like a charm. I’ve been going through issues with hip pain and this has made a difference in my sleep and I’m waking up in less pain. So happy I tried this out. The padding is so comfortable and fit on the mattress using the same sheet we had.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 17, 2026
K
Verified Purchase
KeepsGettingBetter
Louisville, US
★★★★★ 5
So perfectly soft
Size: King, Style: 2 Dark Gray
My husband was complaining about the mattress, and wants to spend a lot of money on a new one like the ones at the Waldorf. I asked him to give me a chance to try to fix it first. Watched youtube videos about hotel style beds, and landed on the need for a mattress topper. This one is so... very... comfortable. I thought the grid pattern would bother me, but nope. You don't realize how much heat you soak up from your mattress until you get a nice airy layer in between. I almost completely stopped sweating at night, and he's stopped complaining about hurting as much. This is another of those items that I'm scared of washing too much, but it's held up with care and caution. If it starts to get a bit too squished, I just fluff it in the dryer and the padding poofs right back up. The sides are deep and my mattress sinks right into the pocket with no pulling. I have bad back pain and I am certain this has been helping support my back a bit better, so I wake up more refreshed. I'm sorta popping out of bed like I used to years ago. He still plans on a new mattress, but this has saved us money, for now, and when we get the new one, this will layer on top like a dream. I'm glad I took the chance on this, it has really improved our rest, and that's so important.
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Reviewed in the United States on May 16, 2026
S
Verified Purchase
SS
Pawtucket, US
★★★★★ 5
Cloud like plushness without loss of support
Size: Queen, Style: 1 Green
Cloud like plushness while not losing support. Bought a new high end plush mattress and adjustable bed frame with massage and still wasn’t feeling that cloud like feeling that I like. I don’t like foam toppers because it is too soft and it lacks support. This topper fit perfectly on a 13” tight top mattress over the protector. The topper was exactly what I was looking for. So comfortable, cool, and put me to sleep right away. Massage feature on adjustable base feels the same as it did without the topper, but the bed is just more comfortable and hard to not want to be lazy in it all day now. For the price, this can’t be beat. If you’re looking for a mattress topper to enhance the comfort of what you already have, buy this. You won’t be disappointed!
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Reviewed in the United States on May 11, 2026
M
Verified Purchase
MARY A ALCALA
Birmingham, US
★★★★★ 5
Very, very soft and cushiony that I can feel even thru the fitted sheet .
Size: King, Style: 1 Green
Very well packaged. Box was very heavy, but once I got thr shrink wrapped package opened, it inflated on its own. It is a perfect fit. Although it isn't thick, it is extremely soft and my back and hip feel better (arthritis and sciatica). I plan on getting a memory foam pad to put underneath, but for now, I am reasonably pleased. The quality was so good, I decided to keep it instead of going thru the trouble of repacking it.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 25, 2026

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