For decades, Kirban Performance has been synonymous with quality, dedication, and expertise in the world of Turbo Buick performance and restoration. In 2025, we remain the trusted source for enthusiasts, mechanics, and collectors who are passionate about keeping their Buick Regal turbochargers running strong, and their cars looking and performing their absolute best.

Our History Is Built on Performance

Since the mid-1980s, we’ve been committed to serving the Turbo Buick community. From the legendary 1986-1987 Buick Grand Nationals to the powerful GNX models, our name has been connected to preserving and enhancing these iconic vehicles. What started as a personal passion grew into a full-service performance parts business that now offers one of the most extensive catalogs of Kirban Performance products specifically tailored for Turbo Buick models.

We’re not just another aftermarket company, we’re enthusiasts ourselves. We’ve owned, driven, and raced the cars we now support. That’s why when you shop with Kirban Performance, you’re getting more than just parts, you’re gaining access to decades of knowledge, firsthand experience, and a deep respect for the cars that started it all.

A Trusted Catalog for Turbo Buick Owners

Whether you’re restoring a bone-stock Buick Grand National or modifying your Regal for the street or strip, our catalog is designed to meet your needs. From hard-to-find interior trim pieces to custom engine upgrades, every item in our online store is curated to ensure compatibility, quality, and performance.

We proudly stock everything from upgraded fuel systems and exhaust components to essential maintenance parts, weatherstrips, and electrical accessories. Many Kirban Performance products are designed in-house, built to address common wear issues or performance shortcomings, and tested by real Turbo Buick drivers.

One of our customer favorites? Our selection of upgraded Buick Regal turbochargers, intercooler hoses, and sensor kits that provide both performance gains and peace of mind. In today’s market, it’s rare to find such a wide array of Buick-specific parts in one place, but that’s exactly what sets us apart.

Unmatched Technical Support & Customer Service

Shopping with Kirban Performance means you’re never left on your own. We pride ourselves on offering detailed product descriptions, tech tips, and installation advice backed by real-world experience. Whether you're tracking down a vacuum leak or rebuilding your rear suspension, we’ve likely seen the issue, and solved it, many times over.

Our founder, Dennis Kirban, has written numerous technical bulletins, guides, and newsletters over the years, all focused on helping you get the most from your Turbo Buick. That commitment continues today through our updated website, email support, and product notes that go far beyond what the average parts supplier offers.

Serving the Turbo Buick Community

Being a part of the Turbo Buick community isn’t just about parts, it’s about passion. That’s why we continue to support events, car shows, and meet-ups dedicated to Buick performance vehicles. Our goal is to keep these cars on the road and in the spotlight, and that means staying involved with the people who drive them.

If you're new to the Turbo Buick scene or a long-time GNX owner, you'll find that our resources, parts selection, and customer-first approach make Kirban Performance the ideal partner for your automotive goals.

Why Choose Kirban Performance in 2025?

As we move further into 2025, our mission remains the same: to provide the best possible service and products to the Turbo Buick community. Whether you're doing a complete frame-off restoration or simply upgrading your turbo system, Kirban Performance is here to help every step of the way.

Visit us to browse our full catalog and see why we’re still the number one choice for Turbo Buick parts and Buick Regal turbocharger upgrades.