You know what's deeply unfair? That Toyota continues to improve the tiny, rally-bred GR Yaris while steadfastly refusing to sell it in America. It's like watching your neighbor eat an ice cream cone on a hot day while you're stuck with a rice cake.Toyota's pocket rocket has been with us for about five years now, receiving a facelift in early 2024, but apparently the engineers at Gazoo Racing still weren't satisfied. For 2025, they've given the hot hatch a comprehensive set of upgrades that make it even more focused and capable – proving that sometimes the best things really do come in small packages. What the 2025 GR Yaris brings to the table that the 2026 GR Yaris will build upon The most noticeable addition to the 2025 GR Yaris is a proper adjustable rear wing that wouldn't look out of place on a touring car. This isn't just for show – Toyota claims it increases stability at higher speeds and during hard braking, which is exactly what you want when you're pushing a tiny car with a turbocharged engine to its limits. The 2026 GR Yaris will likely refine this approach even further, but for now, Toyota has borrowed the hood with a central duct from the flagship GRMN limited-edition model, though they've made it from aluminum instead of carbon fiber to keep costs somewhat reasonable. This improved cooling setup for the turbocharged 1.6-liter three-cylinder engine is crucial for maintaining performance during extended track sessions. Aerodynamic improvements continue with new ducts behind the front wheels to enhance stability during high-speed cornering, additional ducts at the corners of the rear bumper to reduce drag, and a front spoiler lip borrowed directly from the GR Yaris race car that competes in Japan's Super Taikyu Series. There's even a newly designed undercover for the fuel tank, adapted from the race car, further emphasizing Toyota's "race on Sunday, sell on Monday" approach. When the 2026 GR Yaris eventually arrives, we can expect these motorsport-derived elements to be even more refined and effective, cementing the little Toyota's reputation as a genuine driver's car with legitimate competition pedigree. Why the handling tweaks in the 2025 model preview the 2026 GR Yaris improvements It's not just the visual and aerodynamic elements that have received attention. Toyota has made a surprising number of mechanical upgrades to a car that's been around for five years, suggesting that the 2026 GR Yaris will benefit from this continued development process.The eight-speed automatic transmission, which was only introduced with the facelift a year ago, has already been tweaked for quicker gear shifts and improved responsiveness, especially in Sport mode. This rapid iteration suggests Toyota is gathering real-world data to perfect the system for the 2026 GR Yaris. The chassis has received similar attention, with widened bolts for better rigidity and retuned electric power steering. Toyota has also reworked the shock absorbers, aiming to improve both track performance and daily drivability – a challenging balance that the 2026 GR Yaris will likely perfect even further. Even small details haven't escaped the engineers' attention. The footrest is now larger in automatic transmission-equipped cars, the vertical parking brake has been made available across the lineup, and Toyota Safety Sense is now standard even on the base model in Japan. These quality-of-life improvements lay the groundwork for what we can expect from the 2026 GR Yaris when it eventually arrives. Why the pricing of today's model hints at what the 2026 GR Yaris might cost In Japan, the updated GR Yaris starts at 3,560,000 yen (approximately $24,700) for the entry-level manual trim and rises to 5,330,000 yen (about $37,000) for the range-topping automatic version. These prices are remarkably reasonable for what is essentially a homologation special with genuine rally car DNA. When the 2026 GR Yaris eventually arrives, we can expect similar pricing strategies, perhaps with a slight increase to account for inflation and any additional technologies that might be incorporated. The continued focus on value is crucial for the GR sub-brand, which aims to make performance driving accessible to enthusiasts who can't stretch to a Porsche or BMW M car. Unfortunately, Toyota remains tight-lipped about whether these upgrades will be offered outside Japan, which continues the frustrating tradition of the best Japanese performance cars being kept from certain markets. Given that the standard GR Yaris isn't sold in North America, it seems unlikely that these enhancements will make their way across the Pacific. The 2026 GR Yaris might finally be the version that Toyota decides to bring to additional markets, but I wouldn't hold my breath. More likely, these improvements will eventually find their way into the GR Corolla, which does grace American showrooms, albeit in limited numbers. What's clear from these updates is that Toyota is serious about continuously improving its performance models, rather than just releasing them and moving on to the next project. This bodes well for the future of the GR sub-brand and suggests that the 2026 GR Yaris, when it eventually arrives, will be even more impressive than the already formidable current version. For now, those of us in markets that don't get the GR Yaris can only look on with envy as Toyota continues to perfect what might be the purest expression of the hot hatch formula currently on sale. It's a three-cylinder David in a world of V8 Goliaths, and it's all the better for it.