Drivetrain› Shifters and Components

BullBoost

B Series Shifter Box Version 2

$144.95

SKU: 720053573763

In Stock
In Stock
Ships by Jul 29
Free Shipping
30 Days Return
INSTALL DIFFICULTY
DIY PRO SHOP

Moderate — 2–4 hours

Description

The BullBoost B Series Shifter Box Version 2 is a performance shifter upgrade designed for Honda and Acura models with B-series engines, including Civic Si EG, EK, and CRX. It features a Delrin bushing for smooth, durable shifting and a TPV bushing to protect the Delrin. The unit replaces the stamped steel base plate with a sturdier, rust-resistant 0.35" aluminum plate.

Fitment

Fitment Guaranteed

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on fit.

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

BrandBullBoost
Part Number720053573763
CategoryDrivetrain

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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