Knowledge builds better cars
Build Guides
Real-world answers for cooling, fueling, intakes, and upgrading your build.
Technical guides for common questions and upgrade planning.
All Guides
Oil Cooling
E85 and Fueling
Bolt-Ons
Intake
Crankcase Ventilation
Crankcase Ventilation
VQ — Is a Catch Can Worth It?
Why the factory PCV setup isn't doing your intake any favors.
E85 and FuelingVQ — E85 Conversion Guide
Dedicated conversion — requirements and tuning.
Oil CoolingWhy Is My VQ37VHR Running Hot?
Diagnose high oil temps and the proven fix for G37 and 370Z.
Bolt-OnsVQ — Bolt-On Upgrades Before a Tune
What's safe to run stock, and what to expect from each mod.
IntakeVQ — Do I Need a Tune for a Cold Air Intake?
The short answer, and what happens if you skip it.
Oil CoolingWhy Is My VQ35HR Running Hot?
Diagnose high oil temps and the proven fix for G35 and 350Z.