Brakes› Brake Systems And Components

GrimmSpeed

GrimmSpeed 02-21 Subaru WRX/STI 4-Piston Brake Caliper Kit - Gray (For 340mm Rotor)

$1,623.00

SKU: G00B GRM.1170.1.GRY

Out of Stock
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Ships in 4–6 weeks
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Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Moderate — 2–4 hours

Description

GrimmSpeed 02-21 Subaru WRX/STI 4-Piston Brake Caliper Kit - Gray (For 340mm Rotor)

MIA's Description

The GrimmSpeed 4-Piston Brake Caliper Kit is a performance brake upgrade designed for Subaru WRX/STI models. This kit features a 4-piston caliper design and is compatible with 340mm rotors.

The calipers are finished in a Gunmetal Gray color, offering both enhanced stopping power and a distinctive aesthetic for your vehicle's braking system.

Fitment

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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

BrandGrimmSpeed
Part NumberG00B GRM.1170.1.GRY

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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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