4WD Upgrades & Modifications

Expert installation of 4WD upgrades and modifications, including suspension, bull bars, snorkels, winches and other accessories designed for improved off-road performance.

If you’re looking to improve the performance of your 4WD, our Hornsby team provides upgrades and custom modifications that prepare your vehicle for off-road conditions. From adding suspension lift kits, bull bars and snorkels, to winches, underbody protection and off-road lighting, every installation is completed to improve your 4WD’s handling and protection while keeping it safe and road-legal.

Our qualified mechanics specialise in fitting modifications the right way, with a focus on performance, safety and compliance. Whether you’re setting up your vehicle for weekend adventures or building a tougher 4×4 for work and touring, we’ll install the upgrades that give you the clearance, strength and reliability you need.

MGA- 4wd upgrades

Whether your 4WD is built for work or adventure, our team are trained to fit upgrades and service all makes with care.

4WD Vehicles We Work On

New South Wales has some of the best off-roading in Australia, from the Watagans and Blue Mountains to Stockton Beach and the High Country trails. To make the most of these conditions, your vehicle needs to be fitted with the right upgrades. We install upgrades and accessories for all popular 4WD vehicles in Australia, including:

4WD Brands We Work With

We install upgrades and accessories from our trusted 4WD suppliers and brands, ensuring everything is fitted correctly and covered by the manufacturer’s warranty for safe, reliable performance.

Some of the brands we regularly work with include:

*Looking for a specific brand? Let us know and we’ll source it for you.

Types of 4x4 Upgrades & Modifications

There are many ways to improve your 4×4’s off-road capability. We provide expert installation for the most popular upgrades, each fitted to perform reliably while staying road-legal.

A suspension lift kit gives your 4WD more clearance and improves handling on rough terrain. We provide professional installation of 4WD suspension lift kits and upgrades, ensuring every component is fitted correctly and complies with legal requirements. With the right lift installed, your vehicle can accommodate larger tyres and achieve better approach, departure and breakover angles for safer off-road driving.

Read more in our blog What Is a 4WD Lift Kit?

Bull bars add protection for off-road conditions and are one of the most popular 4WD modifications. Our Hornsby workshop carries out full bull bar installation, making sure mounting points, airbags and electrical connections are set up properly. With professional fitting, your bull bar not only looks the part but also delivers the safety and strength it’s designed for.

A snorkel helps your 4WD handle creek crossings and dusty trails by raising the air intake. We offer expert snorkel installation, sealing and positioning the system to prevent dust or water from entering your engine. A correctly fitted snorkel reduces the risk of engine damage and improves performance in harsh conditions.

From recovery situations to serious off-road touring, a winch is an essential accessory. We provide professional 4WD winch installation, ensuring it is mounted securely, wired correctly and ready to perform when you need it most.

The right wheels and tyres improve grip, clearance and durability. We fit off-road wheels and tyres to match your vehicle setup, with proper balancing and alignment for safe, reliable handling.

Read more in our blog Best Tyres for 4WDs

Rocks, ruts and debris can cause serious damage to vital components. We install underbody protection plates and guards to keep your engine, transmission and fuel tank safe on tough tracks.

Adding accessories such as bull bars, winches or larger tyres increases the load on your vehicle. We provide 4WD brake upgrades that improve stopping power and safety, giving you better control on and off the road. With professional installation, your braking system is matched to your vehicle’s setup so you can drive with confidence.

Beyond individual modifications, we also offer upgrades that improve your 4WD’s overall off-road performance. This can include differential upgrades for better traction, suspension tuning for stability and comfort, exhaust and intake improvements, heavy-duty clutch installations and driveline adjustments. These modifications work together to give your 4WD more strength, control and reliability in demanding conditions.

Good lighting is essential for off-road safety and performance. We supply and fit a full range of 4WD lighting, including LED light bars, spot lights, work lights, custom lighting solutions, and rock lights. Whether you’re setting up for night driving, off-road touring or worksite use, our team can recommend and install the right lighting to suit your vehicle and conditions.

What Our Valued Customers Say About Us

Every mechanic working at Matt Gates Automotive prides themselves on delivering a superior service. That is why we’re trusted by drivers in Hornsby, on the North Shore and across all of Sydney.

Why Choose Matt Gates Automotive?

Qualified
care

Every service is conducted by trained, experienced mechanics.

Transparent
communication

You get plain‑English updates, clear quotes, and no hidden extras, no jargon, just facts.

Flexible
convenience

Ask about courtesy cars, pick-up/drop‑off options — availability permitting.

Support for
all makes
Experienced with European, hybrid, and local models. We adapt to your vehicle’s specific needs.

Frequently Asked Questions

Not all suspension lifts require approval, typically only substantial lift modifications do. We ensure all 4WD lifts and tyre upgrades are installed within legal limits and provide guidance regarding any necessary certification.

In NSW, lift kits are allowed up to a certain height before engineering approval is needed. The exact allowance depends on the vehicle and the combination of suspension and tyre changes. Our team will advise on what’s permitted and help you select a kit that delivers more clearance while staying compliant.

Some upgrades can impact both registration and insurance. Insurers and registration authorities may ask for proof that modifications are certified and legally compliant. By choosing professional installation and working within approved limits, you reduce the risk of future complications.

We work with authorised certifiers where certification is required. This means your modifications can be signed off as safe and compliant, giving you confidence that your 4WD is both road-legal and covered by insurance.

Other Services

Let Matt Gates Automotive take care of all of your motoring maintenance. 

Contact Us

We would love to speak with you. Fill out the online form and our team will contact you within 24 hours!

Phone

02 8921 9004

SMS

0403 549 214

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