Project GD STI, Adding an Intercooler Sprayer to a Front Mount Intercooler
Subaru STIs have a water intercooler sprayer as factory equipment. There is an intercooler spray button on the dash with a large water reservoir in the truck with a pump. …
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Forced Induction and NOS
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Project GD STI We Don’t Need a Damn Rotated Mount Turbo
So with our last go around of Project GD STI we had reached our goal of 500 wheel hp but we were not entirely pleased with our powerband. Our power…
Project GD STI, Installing an Upgraded Precision Ball Bearing Drop In Turbo and Larger Injector Dynamics Injectors
In our previous article, we had gotten a new Precision Turbo ball bearing center section drop in factory replacement turbo to replace our previous turbo that was choking our engine…
Testing the CSF BMW S58 G8X Intake Manifold
The BMW S58 engine is pretty impressive, directly based on BMW’s sturdy diesel engines, it is capable of producing over 1000 hp with just bolt-on mods. One of the bolt-on…
Project S2000: Part 35 –Dyno Tuning, Finding Problems, Retuning, and Math
If you have been following the progress of Project AP2 S2000, to prove my motor and turbo combination, I drove the car around for a while avoiding boost to test…
WATCH: Big Power Subaru Parts! Turbo | Exhaust | Fueling
If you saw our video on how to build an EJ so it won’t blow up (see the link below if not) you’ll definitely want to watch what turbo,…
Introducing Garrett Motions New GVW Series Wastegates
Garrett Advancing Motion has just released their new line of external wastegates for controlling turbo boost! The wastegates are available in three sizes, the GVW40 with a 40mm valve, the…
WATCH: How Turbocharger Wastegates Work – Internal vs External PLUS New Wastegates from Garrett!
Today Mike looks at turbocharger wastegates and how they are used in a turbocharged vehicle application to control boost pressure. We talk about the differences between internal and external wastegates,…
Getting Big VR38DETT Power with Extreme Turbo Systems!
We are getting Project R35 GT-R ready for a huge power infusion if you have been following things. Our goal is to exceed 1000 hp with less turbo lag and…
The Best of 2021, #4: Testing The CSF VF Engineering A90 A91 Supra Intake Manifold Intercooler
CSF Radiators in collaboration with VF Engineering is about to launch a new intake manifold for the A90 and A91 Toyota Supra with both the B58B30C and B58M30O1 engines –…
Happy 10th Birthday for the BorgWarner EFR Family of Turbochargers!
The MotoIQ family would like to wish the BorgWarner EFR Turbo a happy tenth birthday! It seems like just a few years ago when we first set eyes on the…
Project DBA R35 Nissan GT-R, Keeping Limp Mode Away With More Cooling
So the Achilles heel of the mighty R35 GT-R is one that plagues most Japanese high performance cars, an inadequate cooling system. We are not sure why this seems to…
Garrett Advancing Motion Honda Civic Si Intercooler Test!
Getting something for nothing is always a good thing. When modding a car, usually every modification has drawbacks. Get more power? Usually more power means more stress on things, more…
VQ37VHR Air to Air Supercharger Kit – Soho Motorsports
VQ37VHR Air to Air Supercharger Kit In part 1 of our G37 Supercharger for the VQ37VHR article we covered the Vortech V3 SI supercharger. In part 2 we covered the…
G37 Vortech V3 SI Supercharger
If you’ve been following our G37 Sedan project it may seem like a forgone conclusion ending up with a Vortech V3 SI supercharger on our car. It’s a bit of…
Project F-150 Ecoboost – Making Serious Power with Garrett’s Powermax Twin Turbo and Intercooler Upgrade
The stock Ford F-150 intercooler and turbos are decent at their intended boost levels, but when tuning the stock ECU and turning up the wick is when their shortcomings becoming…
Testing Garrett Advancing Motion’s Upgraded Intercooler for the Ford Focus ST!
If you own a Focus ST, Garrett Advancing Motion has come out with a new outstanding bolt on performance intercooler upgrade for your car. We obtained a sample of the…
Project S2000: Part 26 – Air to Water Intercooler Setup
For my low-speed/max-response turbo S2000 project, I decided to go with an air-to-water setup. Auto-x is the environment I’m designing for where you’re sitting idling for long periods of time…
Project S2000: Part 25 – Designing a Custom Turbo Setup With 3D Scanning, CFD, FEA and 3D Printing!
I’ve owned Project S2000 for about a decade now and it is finally time to boost it. I have a particular set of requirements and none of the existing turbo…
2019 Mazda CX-5 Turbo Winter Test Drive and Tech Dive
My wife has a 2016 Mazda CX-5 which we absolutely love. Her only complaint is that it needs more power. Apparently, many Mazda customers said the same thing. So, for…
The Secret Turbo in the ‘Ring Slaying Porsche 919 Evo – Honeywell Garrett DualBoost for Gasoline Turbocharger
Cover image from Porsche Media Gallery Graphs courtesy of Honeywell Turbo Technologies and from the Honeywell Transportation Systems document, “The Next Generation of Gasoline Turbo Technology”. You may have heard…
We Check Out AMS Performance’s Turbo Test Rig
We Check Out AMS Performance’s Turbo Test Rig By Khiem Dinh A couple years ago, AMS Performance became a Garrett turbo distributor. In order to best serve their customers, they…
Project SR E30: Part 3 – Radiator, Intercooler and Piping
Last time we ended with the SR20 all mounted up inside the E30. Now it’s time to start plumbing it. In this episode, we will be mounting the radiator, intercooler…
Nerd-O-Scope: Honeywell Garrett’s G-Series Turbochargers
Nerd-O-Scope: Honeywell Garrett’s G-Series Turbochargers by Khiem Dinh The new Honeywell Garrett G-Series turbo line is the most exciting product launch since the infamous Disco Potato. Everyone knows the GT-Series…
Building the FR-S FA20 with Stay Crushing: Installing the Engine and Making Big Power!
Building the FR-S FA20 with Stay Crushing: Installing the Engine and Making Big Power! by Mike Kojima If you have been following our story, we are now ready to install the engine…
Project GD STI: Making More Power with Cobb Tuning and Precision Turbo Part 2!
Project GD STI: Making More Power with Cobb Tuning and Precision Turbo Part 2! by Mike Kojima When we last left off with Project GD STI, we had just…
Tested! Garrett Advancing Motion Upgraded Intercooler for the EcoBoost Mustang
The Turbo Mustang is an often overlooked choice when looking for a great track car to build. A not so secret fact no one seems to consider is that the turbo 4 is…
Turbo Tech: Calculating Turbocharger Compressor and Turbine Performance Advantage with the New Honeywell Garrett GTX Gen2
Turbo Tech: Calculating Turbocharger Compressor and Turbine Performance Advantage with the New Honeywell Garrett GTX Gen2 by Khiem Dinh Honeywell Garrett launched the GTX series about a decade ago…
Turbo Tech: Internal vs. External Wastegates
Turbo Tech: Internal vs. External Wastegates by Khiem Dinh Photos Courtesy of Bren Tuning and Killer B Motorsport Before we get into the numbers and reasons why a dumped external…
Building the FR-S FA20 engine with Stay Crushing!
Building the FR-S FA20 engine with Stay Crushing! by Mike Kojima Our friend Robert Kochis doesn't seem like a typical MotoIQ reader. He is a cool guy, not a nerd. He vapes…
Sneak Peek: Porsche’s New Turbo Engines
Sneak Peek: Porsche’s New Turbo Engines by Khiem Dinh The industry push towards smaller displacement turbo engines is in full-swing. Across every make and model, large displacement naturally aspirated engines…
Turbo Tech: Calculating Compressor Flow
Turbo Tech: Calculating Compressor Flow by Khiem Dinh Turbo Tech: Size Matters gave a quick and easy way to get in the ballpark for picking the right size turbo for…