EBC Ultimax Slotted Front Brake Rotors RK2122XD for 2018-2021 Subaru WRX STI 2.5T

EBC Ultimax Slotted Rotors offer you the performance of slotted rotors but without the air noise that is normally associated with slotted rotors. The progressively angled slots on the EBC Ultimax Slotted Brake Rotors offer quiet brake operation without that excessive air noise, while still allowing the slots to help keep your brakes cool. The angled slots pull in cool air for cooler brake operation which helps your brakes perform at their best. The slots also help to clear any excess dust and debris to help keep pad grip to a maximum while also increasing pad longevity. For FMSI Pad No. D1365

• Ultimax OE Style Disc Kit

Brief Description: EBC Ultimax Slotted Front Brake Rotors are designed for 2018-2021 Subaru WRX STI 2.5T models requiring dependable, quiet, and performance-focused braking. Part number RK2122XD combines an OE-style disc design with progressively angled slots that improve brake cooling and help maintain consistent pad contact without the excessive air noise often associated with slotted rotors.

Performance Benefits: The angled slot pattern draws cool air across the braking surface to help manage heat during demanding street or performance driving. Slots also assist in clearing brake dust, moisture, and debris from between the rotor and pad, supporting strong pad bite and more consistent braking response. By helping reduce surface contamination and heat buildup, these rotors can contribute to improved pad performance and service life. The design is intended to deliver the functional advantages of slotted rotors while maintaining a quieter operating character.

Key Product Specifications & Technical Data:
Brand: EBC
Part Number: RK2122XD
Product Type: Ultimax OE-style slotted front brake rotor kit
Application: Front axle
Vehicle Fitment: 2018-2021 Subaru WRX STI 2.5T
Pad Compatibility: FMSI Pad Number D1365
Rotor Design: Progressively angled slots
Operating Benefit: Improved cooling and debris evacuation
Noise Character: Engineered for reduced slot-related air noise

What's Included in the Box: One EBC Ultimax OE-style slotted front rotor kit. Verify vehicle application and brake pad compatibility before installation. Professional installation is recommended to ensure correct fitment, torque, and brake system operation.

Features:

• Quiet slotted operation: Progressively angled slots provide the benefits of a slotted rotor while minimizing excessive air noise.
• Improved brake cooling: Angled slots help draw cool air across the braking surface to manage operating temperatures.
• Enhanced pad contact: Slots help clear dust, moisture, and debris, supporting consistent pad grip.
• OE-style performance design: Ultimax construction is engineered for dependable fitment and balanced street or performance braking on compatible Subaru WRX STI applications.

Air Freight Prohibited: false
Not Carb Approved: false
Carb Acknowledgement Required: false
Ltl Freight Required: false
Prop 65: Y
Part Type: automotive
Epa: N/A
Regular Stock: t
Units Per Sku: 1