Tuning & Builds
JDM engine builds, dyno results, ECU tuning, power mods, and complete build showcases
Greddy / Trust: The Intercooler Giant That Redefined Japanese Tuning
Greddy (スタートラスト Trust Co., Ltd. in Japan) is, next to HKS, the most commercially successful Japanese aftermarket tuning company in history. Founded in 1977 as "Trust" (トラスト), the company later adopted the **Greddy** brand name for international markets. Greddy's specialty is forc
How to Build a JDM Project Car on a Budget: Complete Guide
Budget JDM platforms from Honda, Mazda and Nissan compared, followed by where to find an affordable car, first mods, parts sourcing, tools, and the insurance and storage that protect a project car.
JDM Engine Swap Guide: Tools and Parts You Will Need
The tools and parts for a JDM engine swap: lifting, wrenching, electrical and gasket tools, then the donor engine, mounts, wiring harness and ECU, cooling, and intake and exhaust parts, plus engine sourcing, costs by swap tier and common mistakes.
ECU Tuning for JDM Cars: Standalone vs Piggyback vs Reflash
Haltech, Link, AEM, or a simple ECU reflash? Understanding the pros, cons, and costs of different ECU tuning approaches.
ECU Tuning for JDM Cars: Standalone vs Piggyback
A guide to ECU tuning options for JDM cars comparing piggyback controllers to standalone engine management. Covers Haltech, Link, HKS, and more.
Roll Cage Installation Guide for JDM Track Cars
Bolt-in vs welded, mild steel vs chromoly, 4-point vs 6-point — everything about roll cages for JDM cars that see track time.
Turbo Upgrade Guide for JDM Cars: Choosing the Right Setup
Single turbo, twin turbo, or compound? How to choose the right turbo setup for your power goals, response preferences, and budget.
LSD (Limited Slip Differential) Guide for Drift and Grip Cars
Helical, clutch-type, or welded diff? Understanding limited slip differentials and choosing the right one for your driving style.
JDM Oil Guide: What Weight and Brand for Your Engine
From Motul to Castrol, 5W-30 to 10W-40 — the right oil for popular JDM engines including the RB26, 2JZ, SR20, 4G63, and EJ257.
Forced Induction 101: Turbo vs Supercharger for JDM Builds
A detailed comparison of turbocharging vs supercharging for JDM builds. Covers how each works, advantages, platform considerations, and costs.
Fuel System Upgrades for JDM Turbo Cars
Higher boost needs more fuel. A complete guide to injectors, fuel pumps, regulators, and E85 conversions for turbocharged JDM platforms.
Boost Controllers Compared: Manual vs Electronic for JDM Turbos
Manual boost controllers are simple and cheap. Electronic ones are precise and programmable. Which one is right for your build?
Next: plan the move
Found the car. Understand the handover.
Before making promises about collection, coordinate the inspection, paperwork, seller release and transport. Give each part of the purchase its own check.