Morimoto's XB EVO LED Headlights for F-150
We install Morimoto XB Evo headlights on our 2021 F-150, compare the beam output to stock, and cover the lower-cost XB Evo Hybrid version too.
Everything RPG Offroad for Your 2021+ Ford Bronco
Factory Bronco tie rods fail, and Sasquatch trucks fail them faster. Here is what RPG builds to fix that and why 17-4 stainless beats chromoly off-road.
UPR Catch Can: Why You Need One
Parts that don't add horsepower aren't exciting, we know. But a catch can keeps oil vapor out of your intake, and on a boosted engine that matters. Here's how the PCV system creates the problem, why we run UPR, and how the install went on our 2020 Shelby GT500.
UPR Products for the 2024+ Mustang GT & Dark Horse
35 years of Mustang and drag racing experience aimed at the S650's independent rear. The parts that stop wheel hop, in the order worth buying them.
BMR S550 Rear Suspension: The Kelly Aiken Breakdown
What good is horsepower if you cannot put it down? Kelly Aiken walked us under Project Goldmember and showed us exactly what a factory IRS does at the track.
Whipple Calibration for the Bronco Raptor: Dyno Results & What It Changes
Not a piggyback. A full flash that changes shifting, tire size, gear ratio and start/stop on top of power, developed in coordination with Ford.
Mustang GT vs Dark Horse: Specs, Differences & Which to Buy
Same engine, two different jobs. The GT is the better all-arounder and the better boost platform. The Dark Horse is the better track car.
Why Your McLeod 8-Bolt Flywheel Won't Line Up
We get this call constantly. The holes are indexed, not evenly spaced, and 99.9% of the time the fix is turning the flywheel.
nGauge Alternatives: The Best Tuning Devices Available Now
Everything the nGauge did, something else does now. Five devices compared, plus the one decision that has to come before you buy any of them.