Project Viper GTS: Part 10 – EMI Racing Toe Stiffener
The Gen 2 Viper has a pretty serious, fundamental flaw that’s not widely known. The rear toe deflects by HALF AN INCH under hard cornering and acceleration. Unfortunately most of…
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Billy Johnson
41 posts
Testing Steeda’s Extreme G-Trac K-Member Brace
After our article reviewing Steeda’s Stop The Hop Package for the S550 Mustang GT, some of our readers asked us for feedback on Steeda’s Extreme G-Trac K-Member Brace. Since our…
Testing Borla’s S-Type Cat-Back Exhaust for the 2018+ Mustang GT
For the fourth year in a row, the Mustang continues to be the “best-selling sports coupe in the entire world”. The S550 platform that debut in 2015 catapulted the brand…
Does Wheel Stiffness Affect Performance? We test Carbon Revolution’s Carbon Fiber Wheels
10 There is a lot more to Carbon Fiber wheels than just cool looks and lightweight. We met up with Carbon Revolution at Las Vegas Motor Speedway to learn about…
TESTED: Ford Mustang GT Power Packs 1-3
TESTED: Ford Mustang GT Power Packs 1-3 by Billy Johnson Ford Performance offers three different 50-state legal “Power Packs” for the 2015-2017 Mustang GT that increases horsepower without affecting the factory…
TESTED: Ford Performance Cat-Back Exhaust and GT350 Valence
TESTED: Ford Performance Cat-Back Exhaust and GT350 Valence by Billy Johnson The Ford Mustang may be the best-selling sports car in the world at the time of this writing, yes you…
TESTED: BG Syncro Shift II Gear Oil
Changing out the factory transmission fluid for a higher performance oil is a common solution to reduce the notchy-ness and improve shifting feel. This is especially important in the Getrag…
TESTED: Steeda Anti Wheel-Hop Package
First iterations of new technologies are rarely flawless. When the Mustang ditched the solid axle in 2015 in favor of a 21st century Independent Rear Suspension, it transformed into a…
TESTED: Continental Tire ExtremeContact Sport
TESTED: Continental Tire ExtremeContact Sport by Billy Johnson “Same level dry performance as a Michelin Pilot Super Sport”. That is a HUGE statement by Continental when the PSS is hands…
Project Viper GTS: Part 9 – RareFab / Roe Racing Oil Pan Baffle Kit
Due to the high capabilities of the Viper, a huge strain is put on the factory oiling system on road courses and at the strip. This can cause oil starvation…
Project E90 M3: Head to Head with 2016 Mustang GT
Packing more than 50whp over stock, our Project E90 M3 took to the track at Palm Beach International Raceway (ROAD COURSE) to see how it stacks up against a 2016…
Project Viper GTS: Part 8 – Bob’s Air-Oil Separator
Project VIPER GTS: Part 8 – Bob’s Air-Oil Separator by Billy Johnson All cars create blow-by and positive crank case pressure which forces oil and vapors into the engine’s intake…
Project E90 M3: Part 5 – K&N Filter
We gave our M3 a quick and easy bump in power by swapping out the factory air filter for the industry-leading High Performance K&N air filter. We have seen some…
Project Viper GTS: Part 7 – HeatShield Products
Project VIPER GTS: Part 7 – HeatShield Products by Billy Johnson From coolant to cabin temperatures, Vipers are notoriously hot due to having one of the largest engines ever stuffed…
Project Viper GTS: Part 6 – Corsa Exhaust and Kooks Green Cats
Project VIPER GTS: Part 6 – Corsa Performance Exhaust and Kooks Green Cats by Billy Johnson After some impressive gains from intake work in Part 4, we now turn our…
Project Viper GTS: Part 5 – Radiator Fan & Wiring Upgrade
Project Viper GTS: Part 5 – Radiator Fan & Wiring Upgrade by Billy Johnson The Viper is a “racecar for the street” in more ways than one; and like a racecar, it…
Project E90 M3: Part 4 – Wheels and Tires
Project E90 M3: Part 4 – Wheels and Tires by Billy Johnson Choosing a tire is one of the most important decisions that anyone will make for their car. Since…
How to PROPERLY select and size TIRES for PERFORMANCE
How to PROPERLY select and size TIRES for PERFORMANCE by Billy Johnson The most important part of your car is not the engine, suspension, or brakes. It’s the TIRES!!! This…
Project E90 M3: Part 3 – LED Angel Eyes
Project E90 M3: Part 3 – LED Angel Eyes by Billy Johnson Our E90 M3 is starting to look a bit dated now that its twin turbo successor is on…
Project Viper GTS: Part 4 – Baseline Dyno and K&N Intake Test
Project Viper GTS: Part 4 – Baseline Dyno and K&N Intake Test by Billy Johnson The Viper is truly a car built around its engine. In Part 4, we take…
Project Viper GTS: Part 3 – Baseline Track Testing (Data & Video)
Project Viper GTS: Part 3 – Baseline Track Testing (Data & Video) by Billy Johnson The Viper has a reputation for being difficult to drive and even (incorrectly) known as…
Project Viper GTS: Part 2 – General Maintenance
Before thoroughly enjoying the purchase of a used performance car, it’s important for the enthusiast to go through some routine maintenance items. We prepare our 1997 Viper to be driven…
DRIVEN: 2015 Ford Mustang Ecoboost
We test Ford’s new 2015 Mustang EcoBoost to determine if a turbocharged 4-cylinder Mustang bridges the gap between the American Hot-Rodding community and Import Tuners. How does the Ecoboost stack…
DRIVEN: 2012 McLaren MP4-12C
We spent two days with the McLaren MP4-12C on the street and hot lapped it around Buttonwillow’s 13CW configuration to see if the 12C really is the best supercar that…
Project Viper GTS: Part 1 – Intro and History
Project Viper GTS: Part 1 – Intro and History by Billy Johnson The Dodge Viper has been competitive on the world stage by doing it the American way: with big…
DRIVEN: 2015 Ford Mustang GT
MotoIQ: DRIVEN – 2015 Ford Mustang GT by Billy Johnson I’m a little late to the party since there are already plenty of reviews on the all-new 2015 S550 Mustang…
DRIVER DEVELOPMENT: Learning Processes
DRIVER DEVELOPMENT: Learning Processes by Billy Johnson How do we become better at driving? Practice makes perfect, right? Well not necessarily. Without feedback and direction, additional practice won’t always improve…
Project E36 M3 (Silver): Part 5 – Updating the Headlights With HID Euro Ellipsoids
Project E36 M3 (Silver): Part 5 – Updating the Headlights With HID Euro Ellipsoids by Billy Johnson The US-spec E36 M3 not only falls short in the powertrain department to…
Project NSX: Part 6 – Building The Ultimate Fuel Pump Assembly
Project NSX: Part 6 – Building the Ultimate Fuel Pump Assembly by Billy Johnson The NSX’s stock 155lph fuel pump reportedly maxes out around 400whp which will not suffice for…
DRIVER DEVELOPMENT: Car Control
DRIVER DEVELOPMENT: Car Control by Billy Johnson Braking late, hitting apexes, and powering out of corners: The goal of driving a car quickly requires keeping the tires at their limit…
Project E36 M3 (Silver): Part 4 – Updating the Interior with Ultrasuede Accents
Project E36 M3 (Silver): Part 4 – Updating the Interior with Ultrasuede Accents by Billy Johnson We spruce up the interior of our beloved 15 year old M3 by having…
Project NSX: Part 5 – We Dyno Test A Ported Intake Manifold and Headers
In what will probably be the first and last article for pursuing naturally aspirated power gains in our 1992 NSX, we look into the design of the stock NSX’s Variable-Volume…