15-inch Front Extreme Plus Brake System 2015-2021 Mustang
15-inch Front Extreme Plus Brake System 2015-2021 Mustang Slotted Rotor

15-inch FRONT Extreme Plus Brake System 2015-2023 Mustang

Regular price $3,795.00
Shipping calculated at checkout.

This system features the monoblock 6-piston, 6S caliper mounted to a 15-inch, two-piece slotted only rotor. The 6S caliper has D.O.T compliant dust and weather seals and uses the popular D1247 pad type.

Rotors are pre-assembled with NAS high-grade stainless hardware. All mounting brackets and hardware are also included. The 15-inch Extreme+ is designed to fit most 19-inch or larger wheels. Kenny uses slotted rotors on all applications.

Rotor Rotation Guide - download pdf file here

Rotor Size/Type:

15 x 1.25-inches, two-piece

Replacement Rotor Rings:

6910312 (Left) / 6920312 (Right)

Caliper/Piston Count/Mount Type:

6S Monoblock / 6-piston / Radial

Replacement Pads:

Minimum Wheel Size:

19-inch - Use the template to verify fitment - Template- download pdf file here

System Includes: Calipers, Brake pads, Rotor and Hat assemblies, Brackets, and mounting hardware.


  • Designed to be used with 2015-2023 Mustang spindles and hubs. Re-uses OE brake hoses
  • Optional XTR caliper upgrade available


  • 2015-2023 Mustang S550 with OE spindles and hubs

WARNING: This product may contain chemicals known to the State of California to cause cancer, birth defects or other reproductive harm. P65Warnings.CA.Gov/Product

Prop 65 Warning for California Residents