Ignitions and Electrical› Wiring Components

Rywire

Rywire Race Style Chassis Adapter Relay/Fuse Box

$475.00

SKU: R00L RY-V3-SUB-RACE

In Stock
In Stock
Ships by Jul 30
Free Shipping
Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Advanced — 4+ hours

Description

The Rywire Universal Race Fuse/Relay Box is a solution for race cars running an engine only. This harness includes 5 relays and fuses, designed to easily integrate with Rywire harnesses in various car applications. It comes with a 4-pin DTP connector for fuel pump, fan, a spare output, and a switched output. This product is specifically designed for Rywire B/D/H series harnesses (not K engine harnesses or 13B).

Fitment

Fitment Guaranteed

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Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.

Available on iOS & Android

Specifications

BrandRywire
Part NumberR00L RY-V3-SUB-RACE

Videos

Rywire K Series Wiring Explained. Wire any K Engine in any car.

Rywire K Series Wiring Explained. Wire any K Engine in any car.
Race Car Fuse Box Wiring Done Right 240sx | Automotive Wiring

Race Car Fuse Box Wiring Done Right 240sx | Automotive Wiring
Rywire Engine Harness Install + First Startup! - Civic EG Track Car Build

Rywire Engine Harness Install + First Startup! - Civic EG Track Car Build
Race Car Wiring and Switches!

Race Car Wiring and Switches!

Buy with Confidence

Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

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