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Why is the mk4 Supra illegal in the US?


The Toyota MK4 Supra, a legendary sports car revered by enthusiasts worldwide, has a complicated history in the United States. While it is celebrated for its performance and iconic design, certain versions of the MK4 Supra are considered illegal in the US. This article explores the reasons behind this status and what it means for car enthusiasts.


Understanding the MK4 Supra's Popularity


The MK4 Supra, officially known as the Toyota Supra A80, was produced between 1993 and 2002. It gained fame for its powerful 2JZ-GTE engine, which could handle significant tuning and modifications, making it a favorite among car enthusiasts and racers. Its sleek design and appearances in pop culture, such as the "Fast & Furious" franchise, further cemented its legendary status.


Why Are Some MK4 Supras Illegal in the US?


The legality of the MK4 Supra in the United States is tied to federal regulations regarding vehicle safety and emissions. Here are the primary reasons why certain versions of the MK4 Supra are considered illegal:



  • Non-Compliance with US Safety Standards: Some imported MK4 Supras were not manufactured to meet the safety standards set by the National Highway Traffic Safety Administration (NHTSA). This includes features like airbags, crash test compliance, and other safety equipment required in the US.

  • Emissions Regulations: The Environmental Protection Agency (EPA) enforces strict emissions standards in the US. Certain imported MK4 Supras, particularly those from Japan, do not meet these requirements, making them non-compliant.

  • Imported Models Without Proper Documentation: Many MK4 Supras were imported into the US through unofficial channels, often bypassing the necessary legal processes. These "grey market" cars lack the required certifications to be legally driven on American roads.


The 25-Year Rule: A Loophole for Enthusiasts


For car enthusiasts eager to own an MK4 Supra, there is hope. The US has a "25-year rule" that allows vehicles older than 25 years to be imported without needing to meet modern safety and emissions standards. As of 2025, all MK4 Supras produced in 2000 and earlier are eligible for import under this rule, making them legal to own and drive in the US.


What Should You Do If You Want an MK4 Supra?


If you're considering purchasing an MK4 Supra, here are some tips to ensure you stay within the law:



  • Verify the car's production year to ensure it qualifies under the 25-year rule.

  • Work with a reputable importer who can handle the necessary paperwork and ensure compliance with US regulations.

  • Check the car's history to confirm it was legally imported and has the proper documentation.


Conclusion


The MK4 Supra's status as an illegal vehicle in the US is primarily due to safety and emissions regulations, as well as improper importation practices. However, thanks to the 25-year rule, enthusiasts now have the opportunity to legally own and enjoy this iconic sports car. With proper research and adherence to the law, you can make the dream of owning an MK4 Supra a reality.


Frequently Asked Questions

Was the Mk4 Supra sold in the US?


In 1998, Toyota ceased sales of the fourth-generation Supra in the United States. Production of the fourth-generation Supra for worldwide markets ended in 2002. In January 2019, the fifth-generation Supra, which was co-developed with the G29 BMW Z4, was introduced.



Which is faster, Bugatti or Supra?


The Toyota Supra, while a high-performance sports car, is not in the same category as hypercars like the Bugatti Chiron and Koenigsegg Jesko Absolute in terms of top speed.



Why Supra is so rare?


Dealers had a difficult time selling the Supra with an MSRP of $55,828 for turbocharged models, which is more than $100,000 when adjusted for inflation. While the vehicle was available until 2002 in Japan, US emissions standards halted production in 1998.



Why was the Mk4 Supra discontinued?


By the end of 1998 the Supra's four-generation run in North America had also finished, which left the domestic market carrying on with lowered annual production runs until the car was finally axed in July 2002, primarily because it was deemed too expensive to meet forthcoming exhaust emissions targets.



Why is the Mk4 Supra so special?


The Supra Mk4 became a staple in the aftermarket tuning scene, with enthusiasts modifying it for drag racing, drift competitions, and street performance. Its ability to handle immense amounts of power with relative ease made it a top choice for car builders aiming for extreme horsepower.



Why was Supra banned?


Answer. Because of significant shortcomings in its ability to maintain its reliability over time, the National Highway Traffic Safety Administration decided to outlaw the Toyota Supra model year 1994.



How much is a Supra Mk4 America?


A brand new MK4 Supra can cost around $100,000, while a used model can be found for as little as $10,000. The average price of a Mark IV Supra is close to $100,000. The 1993 Twin-Turbo Supra Mk started at around $39,000 or $70,000 in today's money.



Is the Mk4 Supra banned in the US?


The National Highway Traffic Safety Administration has banned the Toyota Supra from sale in the United States. The ban only applies to the 1994 model year, which is the only year it was introduced. Toyota ceased production of the Supra in 2002 due to poor sales performance.



How much is a Mk4 Supra worth?


The value of a 1996 Toyota Supra Mk IV can vary greatly depending on its condition, mileage, options, and history. Typically, you can expect to pay around $55,800 for a 1996 Toyota Supra Mk IV in good condition with average spec.



Will there be a 2025 Supra?


Advancing its “driver-first car-making” approach for leveraging such insights into development, TGR has set the race debut of the GR Supra GT4 EVO2, with improved performance, reliability, and operability, at the start of the 2025 season.


Kevin's Auto

Kevin Bennett

Company Owner

Kevin Bennet is the founder and owner of Kevin's Autos, a leading automotive service provider in Australia. With a deep commitment to customer satisfaction and years of industry expertise, Kevin uses his blog to answer the most common questions posed by his customers. From maintenance tips to troubleshooting advice, Kevin's articles are designed to empower drivers with the knowledge they need to keep their vehicles running smoothly and safely.