Greg Seher’s 3,000HP Nova Makes Waves at Shakedown — Finals in LDR Second Chance!
Congrats to Greg Seher on a killer debut at the Shakedown! His 3,000HP ProCharged Nova ran a personal best 4.14 @183 MPH using AFIS injectors and HPL 60WT oil. Built...
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How to Install AFIS Fuel Injectors on a Holley Hi-Ram or Similar Intake Manifold
Struggling to install AFIS fuel injectors on your Holley Hi-Ram or similar intake? Learn about the common stepped bore issue and how removing the lower O-ring solves fuel rail clearance...
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HP Race Brands Shines at Street Car Braggin Rights 2025
HP Race Brands made a major impact at Street Car Braggin Rights 2025 with multiple top qualifiers, class wins, and an all-HPT Turbo final. See full event highlights and race...
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Chuck Stefanski and Big 3 Racing Dominate with AFIS at Sick At The Rock!
AFIS racer Chuck Stefanski and Big 3 Racing dominated Sick At The Rock at Rockingham Dragway, taking home multiple class wins with their Procharged wagon—powered by AFIS Injectors and relentless...
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Choosing the Right AFIS Fuel Injectors for Your Build
AFIS Fuel Injectors support pump gas, race gas, methanol & ethanol. See which sizes match each fuel type & the power adder and horsepower rating they’re best suited for.
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Why Injector Flow & Clean Is Essential for Peak Performance
Why Injector Flow & Clean is Essential for Peak Performance Racing season is hard on your engine’s components, and fuel injectors are no exception. Over time, they can accumulate debris,...
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How to Restore and Maintain Fuel Injector Performance and Efficiency
Discover the top 5 reasons why a Fuel Injector Flow and Clean service is essential during the off-season to keep your high-performance engine running at its best.
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Get to Know AFIS Injectors
AFIS was founded in 2012 by Harry Hruska, a pioneer in the racing industry and the founder of Precision Turbo & Engine and HPL Superior Lubricants. Hruska, who is also...
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