Stoptech

ST40/30-34/32S

Name: ST40/30-34/32S
Brand: Stoptech
SKU: S00M 372.431.3S54
Price: 802.08 USD
Availability: InStock

$802.08

SKU: S00M 372.431.3S54

Special Order

Ships in 4–6 weeks

Free Shipping

Non-Returnable Item

DIY PRO SHOP

Moderate — 2–4 hours

Description

StopTech Big Brake Kits enhance stopping power and thermal stability for performance cars, suitable for street or track use. They feature performance rotors, pads, and stainless steel brake lines. Calipers are available in 2, 4, or 6-piston configurations (Red, Black, Silver, Yellow, Blue). Rotors range from 300x28mm to 380x32mm, with slotted, cross-drilled, or zinc-coated finishes. Standard kits include two-piece drilled or slotted discs and StopTech Sport Brake Pads. Rotors incorporate AeroRotor vanes for cooling. Kits are often built to order.

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

Brand	Stoptech
Part Number	S00M 372.431.3S54

Videos

Stoptech Big Brake Kit Street Test and Install Notes

380mm StopTech Big Brake Kit - PRR/IMS Supra

2014 Audi S4 Stoptech Big Brake Kit Installed

Stoptech Big Brake Upgrade for Subaru WRX

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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