GMEFI Magazine

Latest Articles

Dyno

VIDEO: Pick Up an Easy 200 rwhp with a JDP ...

Rick Seitz

December 9, 2014

It's no secret that the ZL1 Camaro, with its factory-equipped 556hp LSA, is a supercharged monster. With a programmed conservative tune and a restricted induction and exhaust system, it leaves tons of power potential on ...

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New Products

6LE Designs Aluminum Hood Hinges Add Style to your Engine ...

Rick Seitz

December 9, 2014

6LE Designs recently informed us about their new aluminum hood hinges for 4th-Gen F-body and Pontiac G8! Lightweight, perfect for fiberglass hoods, and unique style!

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Features

VIDEO: Win the K.I.T.T. T/A from Gas Monkey Garage

Rick Seitz

December 9, 2014

Wanna win this replica K.I.T.T. Trans Am from the recent Gas Monkey episode? Click here for all the details!

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Industry News

Mark Reuss Reveals News About 6th-Gen We Already Knew

Rick Seitz

December 8, 2014

In a recent interview with Motor Trend, Mark Reuss reveals, "Every car and truck we’re putting out here, I think, is an example of how good our engineers really are… The next-gen Camaro… is not ...

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New Products

PCM of NC’s Hot Rod Harness Service

Rick Seitz

December 7, 2014

Overwhelmed by the mess of wiring you received from the junkyard with your LS motor and not sure where to start? Let PCM of NC tackle it for you!

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Paint And Body

VIDEOS: Installing Bumper Fillers Into Your G-body Regal

Rick Seitz

December 7, 2014

Spoolfool gives us some tips on how to install bumper fillers in an '84-87 Buick Regal, as well as provide some insight on his own brand of fillers.

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Drivetrain

A Closer Look at Tuner Options from Chevrolet Performance

Rick Seitz

December 7, 2014

Whether you're looking to simply build a quick daily-driver or you want to get serious about small-displacment performance, there are plenty of outlets for you to choose from in finding speed parts for your GM ...

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Features

eBay Find of the Day: Richard Petty Edition GTP

Rick Seitz

December 5, 2014

Commissioned by Richard Petty, customized by Bruce Canepa, and styled by Chip Foose, the Canepa Design Richard Petty Edition prototype Grand Prix GTP is a perfect example of a really interesting car that was ultimately ...

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Burnouts

VIDEO: Vengeance Racing Breaks in a C7 Z06 – The ...

Rick Seitz

December 4, 2014

Ron Mowen of Vengeance Racing (VR), picked up his brand-spanking-new C7 Z06 just the other day, and he shows us just how to break in a C7Z properly!

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Car Reviews

VIDEO: 90’s Flashback – Jeremy Clarkson Tests the GMC Syclone

Rick Seitz

December 4, 2014

If you were to rewind the clock all the way back to 1991you would find a very different version of Top Gear UK. One with a largely unfamiliar cast, and one that featured plenty of ...

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Industry News

Chevrolet Performance Announces LT4 Crate Engine for 2015(!)

Rick Seitz

December 3, 2014

Through an announcement on the Chevrolet Performance Facebook page today, promoting an LT4 wallpaper, they slid in the fact that the LT4 will be available as a crate engine in "early 2015."

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Engine Tech

Why Upgrade the Trunnions on Your LS Rocker Arms?

Patrick Hill

December 2, 2014

We iron out weaknesses in the LS3 rocker arm with the help of a COMP Cams trunnion upgrade.

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Car Reviews

VIDEO: Z/28 vs GT Performance Pack vs Hellcat!

Rick Seitz

December 3, 2014

Here we are, some forty years after the [arguable] Golden Age of Musclecars has ended, comparing contemporary examples of the Big Three pony cars that are bigger and badder than ever before.

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Engine Tech

VIDEO: COMP Cams Takes Us Back to Basics with Pushrods

Rick Seitz

December 1, 2014

On behalf of COMP Cams, Richard Holdener walks us through measuring pushrod length in an LS3 engine at Westech Performance.

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Induction

Catch Your Breath: Installing an AIRAID Cold-Air Kit into a ...

Kevin DiOssi

November 29, 2014

We experience out-of-this-world gains out of a C5, from one of AIRAID's most recent cold-air induction packages.

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Drag Racing

Beech Bend Gets Boosted: Buick GS Nationals 2014

Rick Seitz

November 30, 2014

During the weekend of October 15-18th, Buicks from all over the country gathered at Beech Bend Raceway in Bowling Green, Kentucky for the 31st annual Buick GS Nationals.

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New Products

6LE Designs’ AggreSSive Rear Spoiler for ’93-02 Camaro Looks Killer

Rick Seitz

November 28, 2014

6LE Designs' AggreSSive Camaro spoiler easily adds style and attitude to your 4th-Gen Camaro's appearance.

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Features

GM EFI Visits Vengeance Racing

Elizabeth Puckett

November 28, 2014

We've recently visited Vengeance Racing for a tour of owner, Ron Mowen's, shop in Cumming, Georgia. After all, we had to get a closer look at where some of the fastest standing-mile cars come from.

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Industry News

GM EFI’s 2014 Black Friday Sales

Rick Seitz

November 27, 2014

We compiled a list of Thanksgiving Day/Black Friday sales specials of our participating partners for 2014! Take a look at the specials you can take advantage of this holiday season!

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Engine Tech

VIDEO: Installing a ProCharger Into an LT1 F-body

Rick Seitz

November 27, 2014

Andy's Auto Sport installs a ProCharger into an LT1 F-body. We thought it was a perfect way to give you a combination of "old-school tech" in a more modern format than what you're used to.

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Special Features

VIDEO: 80’s Flashback – Callaway Twin Turbo Sledgehammer

Rick Seitz

November 25, 2014

The 1988 Callaway Twin-Turbo Sledgehammer paved the way for the performance cars that lie ahead and it did it back when your average V8-powered musclecar packed a whopping 150 hp.

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Engine Tech

Project Sleeper Status: Part 2

Justin Fivella

November 26, 2014

We’ve paired with the W-body gurus at ZZPerformance in the hopes of creating an 11-second sleeper out of our 152,000-mile 2000 Buick Regal GS without breaking the bank.

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New Products

Oracle Lighting Launches 2- and 4-Conductor Installation Wiring

Rick Seitz

November 25, 2014

ORACLE Lighting now offers quality wiring specifically for LED lighting projects. The conductor material in this wire is made from high-purity oxygen free copper (OFC), which is recognized as one of Earth's finest conductive metals.

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New Products

Hawks Third Generation Releases 6-Point Roll Bar for ’82-92 F-body

Rick Seitz

November 25, 2014

Hawks Third Generation has just announced their new, 6-point roll bar for '82-92 Camaro/Firebird. This will give your third-gen F-car the increased safety and rigidity that it desperately needs.

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Car Reviews

VIDEO: John Hennessey Dicusses His Plans for the C7 Z06

Rick Seitz

November 25, 2014

John Hennessey, founder and CEO of Hennessey Performance recently discussed his plans for the C7 Z06, in terms of possible performance packages and modifications while at the 2014 SEMA Show in Las Vegas.

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Features

VIDEO: LS-Swapped ’93 Buick Roadmaster Sleeper

Rick Seitz

November 25, 2014

Check out the video on this budget-built LS-swapped Buick Roadmaster! Definitely a home-grown project, this car would make the perfect street sleeper!

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New Products

PCM of NC’s GMPP Harness Electric Fan Kit

Rick Seitz

November 25, 2014

PCM of NC has just announced this electric fan kit designed to work directly with the Chevrolet Performance harness. Designed with high performance aftermarket fans in mind, this will help with making your cooling system ...

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Features

Stolen 1992 Camaro RS Recovered After 15 Years

Rick Seitz

November 23, 2014

A stolen 25th-Anniversary Edition Camaro RS has recently been found in a New Port Richey lake just outside of Tampa - some 15 years after the fact!

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Drag Racing

VIDEO: LMR Breaks the C7 Corvette Record – Again!

Rick Seitz

November 21, 2014

The crew at Late Model Racecraft have built the fastest, and most powerful C7 currently roaming the streets today!

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Blue Magic

TECH: Upgrading a 5.3-Liter Silverado with Pertronix

Rick Seitz

November 21, 2014

Completely overshadowed by the Camaro and Corvette crowd, and seemingly playing second-fiddle to the diesel truck contingent, petrol performance trucks are in a league of their own. Good thing our friends at JBA were there ...

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