JDM Build Guides

GReddy Pandem Wide Body Kits: Complete Guide for RX-7, Supra & More | J-Spec Garage

GReddy Pandem Wide Body Kits: Complete Guide fo...

GReddy Pandem wide body kits are the benchmark in Japanese aero styling. Complete guide covering FD3S, FC3S, R35 GT-R, A90/A80 Supra, S-chassis, and more — with fitment notes and where...

GReddy Pandem Wide Body Kits: Complete Guide fo...

GReddy Pandem wide body kits are the benchmark in Japanese aero styling. Complete guide covering FD3S, FC3S, R35 GT-R, A90/A80 Supra, S-chassis, and more — with fitment notes and where...

RaceOnly FD RX-7 Billet Oil Filter Pedestal: What It Is & Why You Need It | J-Spec Garage

RaceOnly FD RX-7 Billet Oil Filter Pedestal: Wh...

The RaceOnly billet oil filter pedestal is the definitive oil system upgrade for FD RX-7 builds. We cover what it does, why the factory unit fails, and where to buy...

RaceOnly FD RX-7 Billet Oil Filter Pedestal: Wh...

The RaceOnly billet oil filter pedestal is the definitive oil system upgrade for FD RX-7 builds. We cover what it does, why the factory unit fails, and where to buy...

Best Turbo Upgrades for the Nissan Skyline RB26DETT: Complete Buyer's Guide | J-Spec Garage

Best Turbo Upgrades for the Nissan Skyline RB26...

The complete buyer's guide to RB26DETT turbo upgrades — from bolt-on drop-in replacements to large single-turbo setups for 800whp+ Skyline GT-R builds. Power targets, compressor maps, and supporting mods explained.

Best Turbo Upgrades for the Nissan Skyline RB26...

The complete buyer's guide to RB26DETT turbo upgrades — from bolt-on drop-in replacements to large single-turbo setups for 800whp+ Skyline GT-R builds. Power targets, compressor maps, and supporting mods explained.

Mazda RX-7 FD3S: History, Specs & Why Rotary Culture Never Died | J-Spec Garage

Mazda RX-7 FD3S: History, Specs & Why Rotary Cu...

The Mazda RX-7 FD3S is one of the most iconic JDM sports cars ever built. We cover its history, the 13B-REW twin-rotor engine, the best performance upgrades, and why rotary...

Mazda RX-7 FD3S: History, Specs & Why Rotary Cu...

The Mazda RX-7 FD3S is one of the most iconic JDM sports cars ever built. We cover its history, the 13B-REW twin-rotor engine, the best performance upgrades, and why rotary...

Injector Dynamics for 2JZ: ID1050x vs ID1300 vs ID2600 | J-Spec Garage

Injector Dynamics for 2JZ: ID1050x vs ID1300 vs...

Choosing the right Injector Dynamics injectors for your 2JZ-GTE build? We break down the ID1050x, ID1300, and ID2600 for every power level — from 600whp street builds to 1,500whp drag...

Injector Dynamics for 2JZ: ID1050x vs ID1300 vs...

Choosing the right Injector Dynamics injectors for your 2JZ-GTE build? We break down the ID1050x, ID1300, and ID2600 for every power level — from 600whp street builds to 1,500whp drag...

FD RX7 vs FC RX7: 13B-REW vs 13B-T — Which Is Right for Your Build?

FD RX7 vs FC RX7: 13B-REW vs 13B-T — Which Is R...

The FC and FD RX-7 share a rotary engine family but are fundamentally different cars to build and own. Here's the breakdown on engines, parts availability, cost of ownership, and...

FD RX7 vs FC RX7: 13B-REW vs 13B-T — Which Is R...

The FC and FD RX-7 share a rotary engine family but are fundamentally different cars to build and own. Here's the breakdown on engines, parts availability, cost of ownership, and...