Nearly 38 years of hands-on experience with GM electronic engine management define Redline Motorsports, a South Florida shop led by president Howard Tanner. The company develops reliable performance builds for late-model GM vehicles, serving enthusiasts who want anything from a street car to a dedicated race machine. Its long involvement with direct-injected GM engines now extends to the mid-engine C8 Corvette.
Authorized Calibration Dealer Support with HP Tuners
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Lingenfelter Authorized Installer Network
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Mallett Performance CarsFounded in 1997 by racing brothers Chuck and Lance Mallett, Mallett Performance Cars builds and tunes high-performance GM vehicles, from complete Corvette conversions to power upgrades for Colorado and Canyon trucks. The Charlotte-area company grew out of decades in motorsports, where the Malletts developed chassis and engine systems for endurance racing before turning that experience toward race-quality street cars. Today it also brings the same engineering approach to classic-car restomods and Mini Cooper sales and service.BEREA, OH
DeMan MotorsportIn Nyack, DeMan Motorsport builds, services, and supports Porsche street and race cars, from routine repairs to championship-tested competition machines. Owner and founder Rick DeMan brings more than 35 years of experience to a shop known for its in-house dyno tuning, paint booth, custom engine work, and trackside support. The company also developed its distinctive 4.5-liter Cayman GT4 engine package and builds Cayman GT4-R cars for IMSA and Porsche Club racing.NYACK, NY
Scott Shafiroff Racing Enterprises, IncFor more than 45 years, Scott Shafiroff Racing Enterprises has built and rebuilt dyno-tested drag-racing and high-performance pump-gas engines in Bohemia, including custom Chevy and Ford combinations. The company also offers engine rebuilding with dyno testing and tuning, carrying the hands-on race-shop experience of Scott Shafiroff’s Pro Stock Mustang and Comp Eliminator days into today’s builds.BOHEMIA, NY
Fastlane MotorsportsFamily-owned and operated since 2001, Fastlane Motorsports builds, tunes, and fabricates high-performance Ford and Mustang vehicles from its shop outside Raleigh, North Carolina. Its in-house program covers everything from dyno tuning to Ford pushrod and modular engine development, with more than 25,000 logged Dyno Jet pulls and over 60 years of combined engine-department experience. Fastlane handles projects ranging from mild street cars to 2,000 RWHP race cars.COLUMBUS, OH