Features SEMA 2024: RINGBROTHERS UNVEIL 1,246-HORSEPOWER 1987 BUICK GRAND NATIONAL “INVADR” Rick Seitz November 5, 2024 RINGBROTHERS UNVEIL 1,246-HORSEPOWER 1987 BUICK GRAND NATIONAL “INVADR” 11 Read more
Features Dream Giveaway Announces Two Supercharged V-Series Cadillacs for 2024 Rick Seitz November 1, 2024 Enter to WIN BOTH of these V-series Cadillacs from Dream Giveaway. 29 Read more
Burnouts VIDEO: Josh Stewart’s Formula Drift C6 Corvette Rick Seitz October 31, 2024 Supercharged C6 Corvette makes a statement at Holley LS Fest West 308 Read more
New Products Granatelli Motor Sports Unveils New Red Series Throttle Body for ... GM EFI October 16, 2024 Increase airflow to your vehicle's engine, with the help of Granatelli Motor Sports! 55 Read more
Features Digging Into Why STA-BIL For Winter Storage is Necessary Rick Seitz October 8, 2024 Learning more about fuel, to protect your vehicle. 116 Read more
Dyno VIDEO: Florida High Performance’a Bad Punk’n ZL1 Camaro Makes a ... Rick Seitz October 7, 2024 If you’ve been reading GMEFI Magazine for the last year, you know we’ve been working with Erik Bentley at Florida High Performance for the last few years. Cranking out some of the fastest GM-motivated cars ... 1184 Read more
New Products Edelbrock E-Street Cathedral Port LS Heads Now at Summit Racing ... Rick Seitz October 7, 2024 Maximize your LS1 and LS6's potential with a set of Edelbrock's E-Steet cathedral port cylinder heads. 75 Read more
New Products Performance Design Unleashes the TRc Carbon Fiber LT1/LT4/LT5 Intake Manifold GM EFI September 24, 2024 Upping your LT-engine's game with a carbon fiber intake from Performance Design. 126 Read more
New Products Announcing Fuel Tank Bulkhead Connector Assemblies from Racetronix GM EFI September 17, 2024 Just released, these billet fuel tank bulk head connector assemblies help take your project car to the next level. 127 Read more
Buick Car Feature: Big T Energy Rick Seitz September 9, 2024 Digging deep into the Watts Performance Regal T. 172 Read more
Features VIDEO: Digging Under the Skin of the C8 ZR1 with ... Rick Seitz August 28, 2024 Mark Reuss joins the party at Jay Leno's Garage, pointing out all of our favorite subtle details on the new ZR1. 227 Read more
New Products SDPC Announces Their Gen-V LT VVT Delete Wet Sump Front ... Rick Seitz August 27, 2024 Make your GEN-V LT engine operate more reliably with this latest piece from SDPC! 155 Read more
Features Chevrolet Announces the Full Specs of the 2025 Corvette ZR1 GM EFI August 27, 2024 Unleashing the 2025 ZR1 into the wild. 166 Read more
Features VIDEO: C8 E-Ray Picks Up 230+ Bolt-On Horsepower From ProCharger! GM EFI August 27, 2024 Bolt-on 230+ HP to you C8 Corvette E-Ray with the help of ProCharger! 164 Read more
Chevrolet VIDEO: TopGear Reviews a Modified 1000hp Trailblazer SS Rick Seitz August 27, 2024 Taking a closer look at a 1000hp Trailblazer SS with some tuner appeal. 177 Read more
New Products KBS’ XTC Exhaust Paint is Great Looking, Durable, Long Lasting ... GM EFI August 19, 2024 Help keep your exhaust temps down with KBS' new Xtreme Temperature Coatings. 144 Read more
New Products HOLLEY EFI TERMINATOR X MAX GM GEN V LT4 DIRECT ... GM EFI August 13, 2024 Take your LT4 to the next level! 156 Read more
New Products VIDEO: Holley’s Classic Instruments Chevy G-Body OE-Style Gauge Cluster GM EFI August 13, 2024 Upgrade the functionality and features of your Chevy G-body gauge cluster with Classic Instruments. 181 Read more
New Products Holley EFI M8 Pro Dash Offers the Latest Tech for ... GM EFI August 6, 2024 Spotlighting the Holley EFI M8 12.8-inch dash. 175 Read more
Features VIDEO: FLHP Installs the First Set of Kooks Headers on ... Rick Seitz August 1, 2024 Florida High Performance and Kooks Headers and Exhaust team up for C8Z R&D. 171 Read more