Unleash the full potential of your Toyota 4Runner 4.0L V6 with the HKS Centrifugal Supercharger Kit, precision-engineered for the Toyota 1GR-FE engine platform.
This system delivers exceptional power gains, improved throttle response, and long-lasting reliability — ideal for both off-road performance and everyday driving.
HKS GT2-7040 Supercharger Unit
Oil System Package – oil pot, oil filter, oil cooler, oil pipes, and genuine HKS oil
Air-to-Water Cooling System – cooling water tank, air-water radiator, water pipes, and water pump
High-Flow Air Intake Pipeline with pressure relief valve
CNC-Machined Supercharger Bracket and Mounting Accessories
Custom CNC Bracket and Hardware for precise installation
At just 7 psi of boost, the HKS system delivers:
Up to 40% more horsepower than stock
Up to 30% more torque output
Enhanced low-end torque and faster throttle response
Transform your Toyota 4Runner 4.0L into a high-performance SUV that delivers strong, linear power on demand.
No cutting, welding, or wire modification required — installation is fully bolt-on and reversible.
The kit uses factory mounting points to ensure a clean OEM-style fit and finish.
Available in Red or Black, with custom color options available upon request.
Each kit is built with high-quality materials for both performance and durability.
2-Year Warranty backed by HKS engineering quality
Worldwide shipping available
Designed for long-term performance, reliability, and precise fitment

You may return most new, unopened items within 30 days of delivery for a full refund. We'll also pay the return shipping costs if the return is a result of our error (you received an incorrect or defective item, etc.).
You should expect to receive your refund within four weeks of giving your package to the return shipper, however, in many cases you will receive a refund more quickly. This time period includes the transit time for us to receive your return from the shipper (5 to 10 business days), the time it takes us to process your return once we receive it (3 to 5 business days), and the time it takes your bank to process our refund request (5 to 10 business days).
If you need to return an item, simply login to your account, view the order using the "Complete Orders" link under the My Account menu and click the Return Item(s) button. We'll notify you via e-mail of your refund once we've received and processed the returned item.
We can ship to virtually any address in the world. Note that there are restrictions on some products, and some products cannot be shipped to international destinations.
When you place an order, we will estimate shipping and delivery dates for you based on the availability of your items and the shipping options you choose. Depending on the shipping provider you choose, shipping date estimates may appear on the shipping quotes page.
Please also note that the shipping rates for many items we sell are weight-based. The weight of any such item can be found on its detail page. To reflect the policies of the shipping companies we use, all weights will be rounded up to the next full pound.