ABOUT US

We're proud to have 30+ years in the Mustang and performance world. Real advice, proven combinations, and the right parts the first time.
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Why RADFAST Performance?

Anyone can sell parts.


Very few understand how to build a car correctly.


At RADFAST Performance, we don’t just move boxes — we help you make the right decisions for your build.


With 30+ years of hands-on experience in the Mustang and performance automotive world, we know what works, what doesn’t, and how to get the most out of your setup without wasting time or money.

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What We Offer

  • Performance Parts: Access to top-tier performance
    parts for Mustangs and street builds — sourced from trusted manufacturers and
    proven combinations.

  • Build Consultation: Not sure what to buy? We help you
    plan your build the right way from the start — avoiding costly mistakes and
    mismatched setups.

  • Select Installations: Limited installation services
    available for specific upgrades and performance packages.
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Built on Experience

RADFAST Performance was founded by Sharad Raldiris — bringing over 30 years of experience in the Mustang and performance automotive industry.


From parts sales to real-world builds, that experience translates into one thing:

Helping you get it right the first time.


Whether you're upgrading your street car or planning a full performance build, you’re getting guidance from someone who has been in the industry — not just behind a website.

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SHOP BY BRAND

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Don't see what you're looking for or can't find the part you need on our site? Text, email, or call RADFAST for a custom quote!

CUSTOMERS TRUST RADFAST

  • "An asset to the high performance community."

    Sharad has supported my build projects and racing for the past 10+ years. He is always there to support us whether it is lending a hand on a 100+ degree day at the racetrack or methodically working through the parts needed for a new build. He is absolutely an asset to the high performance community and someone that is always a pleasure to do business with.

    Mike Jovanis

    Hot Rod Drag Week & True Street veteran racer

    "Helped me get exactly what I needed."

    Dealt with Sharad back when he was at UPR—solid to work with, knows his stuff, and helped me get exactly what I needed for my race car.

    Brandon Da Silva

    Paul Silva Performance

  • "Relationships like that are priceless in this industry."

    I am very particular in what products I use and who I put my trust in with my car. From the day I met Sharad 9 years ago he took the time to understand what my goals were, and who I was on a personal level to help me achieve my vision. Solid relationships like that are priceless in this industry. When you take the time to understand someone and not just sell them something - that’s what makes all the difference of your project exceeding your expectations. That’s what you get with Sharad every time, a win both on and off the track!

    Jeff Miller

    Mustang Drag Racer

    "A go-to for the stock suspension Mustang community."

    Sharad has been a go-to for the stock suspension Mustang community for the better part of the last two decades. He has provided myself and my customers with world class knowledge and support. RADFast Performance will continue to forge a path forward to lead their customers with top performing products and provide the best personal customer service in the game!

    Ron Turransky

    FuelTech Sales & Motorsports Rep

  • "Everything has always been spot on."

    In the performance world, consistency matters—and Sharad delivers every time. From customer service to product quality, everything has always been spot on. thank you for keeping the H8train rolling!

    Brent Albury

    Nitrous Express

    "Insight, experience and a level of support that’s invaluable."

    Sharad has been a trusted partner to our racing program for many years, and it’s hard to overstate the value he brings. His knowledge, responsiveness, and willingness to support us every step of the way truly sets him apart. He’s genuinely a good person who we hold in high regard. Working with Sharad means more than just purchasing a product. You’re gaining insight, experience and a level of support that’s invaluable.

    Adam Moldenhauer

    BHP Racing

  • "Always willing to go the extra mile."

    Sharad has always been there for me and my family when problems arose at the track. Always willing to go the extra mile to make sure I get parts for myself and my customers in a timely manner.

    Chris Segura

    Segura Automotive

    "Very knowledgeable and extremely professional."

    Sharad is one of the best people to work with in the automotive performance industry. Very knowledgeable and extremely professional. He has always been a go to guy for my automotive performance questions and needs.

    Mike Cataline

    Drag & Drive Competitor

  • "I can attribute success to Sharad’s knowledge."

    Sharad was always there for my brother and me. I attribute much of my success in drag racing to the advice, service, and support he provided while I was competing at a high level. He was there both professionally and personally—always just a phone call away whenever his expertise or friendship was needed. I, along with many others, can attribute success and even world championships to Sharad’s knowledge, dedication, and unwavering support.

    Nate Stymiest

    NMRA Champion

    "A level of commitment you just don’t see anymore."

    Sharad is the kind of guy who changes the trajectory of a program. His support through the years helped us build some of the quickest small‑tire, small‑block powered cars in the nation, and he did it with a level of commitment you just don’t see anymore. Whether I was making my first small purchase or running a million‑dollar operation, Sharad showed up with the same loyalty, urgency, and expertise every single time. His dedication to his customers is truly unparalleled.

    Jake Meisel

    Alternative Auto

  • "Instrumental in a lot of the success I’ve had."

    Can’t say enough about Sharad at RadFast Performance. I’ve been working with him for years on my personal race car as well as all the race cars I’m involved in. He has been instrumental in a lot of the success I’ve had over the years. From running crazy ideas by to giving me ideas to help me going in the right direction. As long as I’m racing and dealing with Mustangs, I will work with Sharad.

    Derek Tillery

    Mustang Racer

    "Helped me choose the right setup without pressure."

    I had an excellent experience working with Sharad when purchasing my suspension parts. His customer service was outstanding from start to finish. He was responsive, easy to communicate with, and made the entire process smooth and stress-free. What really stood out was his deep knowledge of the industry. He took the time to explain the different options, answered all my questions clearly, and helped me choose the right setup for my needs without any pressure. I’d highly recommend Sharad to anyone looking for quality parts and someone who truly goes above and beyond to provide great service.

    Mario Pineda

    Mustang Racer

  • "Always comes through when it counts."

    Sharad has been a huge help keeping our builds moving—reliable parts, solid advice, and always comes through when it counts.

    Steve Patterson

    Altered Stangs

    "If there is anyone to trust, it’s Sharad."

    I’ve had nothing but great experiences with Sharad! He is very knowledgeable, helpful, and actually takes the time to make sure you get exactly what you need. If there is anyone to trust in the parts industry it’s Sharad.

    Timmy Byrd

    Mustang Racer