EBC DP31591C Redstuff Ceramic Front Brake Pads for 2018-2021 Subaru WRX STI

Vehicle Fitment

• 2018-2021 Subaru WRX STI (front) -- models using 340 mm front rotor, 5-bolt Brembo caliper setup

Fitment Notes

• This is a **front axle** pad set (for 2 wheels) only -- not for rear brakes.
• Specifically for vehicles using 340 mm ventilated front rotors and OEM caliper geometry.
• Not compatible with Subaru models having different rotor or caliper configurations (e.g. non-Brembo fronts).
• Sold as a standalone pad set; does not include rotors or hardware.

Features

• Redstuff ceramic / aramid composite -- aggressive cold bite with low dust output
• "Brake-In" red coating on pad face for improved bed-in and rotor conditioning
• Designed for minimal rotor wear and quiet operation
• Approved to ECE R90 standards in applicable regions
• Balanced pad design to eliminate vibration and noise
• Ideal for fast street, spirited driving, and daily use
• Efficient thermal behavior under repeated braking
• Rotor-friendly pad formulation, reduces glazing and pad pick-up

Specifications

• Part Number: DP31591C
• Pad Application: Front axle (2 wheels)
• Pad Dimensions (Pad A): ~165 mm length x 81 mm height x 15 mm thickness
• FMSI Reference: D1116 / D1365
• Compatible Rotor Type: Vented, 340 mm diameter rotor
• Center Hole / Hat Diameter: ~67 mm
• Number of Bolt Holes (Pad Backplate): 5
• Material: Ceramic / aramid composite (Redstuff series)
• Warranty: 1 year / 10,000 miles (typical for Redstuff pads)

Included Components

• 2x Front Redstuff ceramic brake pads
• Shims / anti-noise hardware (if required)
• Installation / break-in instructions

Product Description

The **EBC DP31591C Redstuff Ceramic** pad set is engineered for the front Brembo caliper setup on **2018-2021 Subaru WRX STI** models. This low-dust ceramic / aramid pad offers strong cold bite and stable performance under repeated braking, while minimizing rotor wear and keeping wheels cleaner than semi-metallic alternatives.

With its red "Brake-In" coating, DP31591C helps rapidly condition the rotor for optimal braking from the start. It's ECE R90 compliant where applicable and is formulated for everyday use and spirited driving. Simply replace your current front pad set, bed them properly using EBC's recommended procedures, and enjoy enhanced braking performance without excessive dust or noise.