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Power Stop KC4103 Evolution Sport Drilled Slotted Brake Kit with Powder Coated Calipers - Z23

(2007 BMW 328i; 2007 BMW 328xi)

Manufacturer

Part Number

KC4103
Sale Price

$977.32

Estimated ship date Sunday, November 22

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No Hassle Returns

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Live-in-stock inventory

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Fitment guaranteed

Product Details

The Power Stop KC4103 Z23 Evolution Sport Brake Upgrade Kit is a complete, front-and-rear brake system upgrade engineered for daily drivers who want a meaningful performance improvement without sacrificing everyday comfort. This all-inclusive kit bundles perfectly matched drilled and slotted rotors, Z23 carbon-fiber ceramic brake pads, powder coated calipers, premium stainless-steel hardware, and high-performance lubricant into a single bolt-on package.

Z23 Carbon-Fiber Ceramic Brake Pads

Power Stop's proprietary Z23 compound reinforces ceramic brake pad material with carbon fibers to deliver a stronger, more durable friction formula. The result is increased braking bite over stock pads without generating excessive heat, noise, or dust. Dual-layer rubberized shims further insulate against vibration for virtually silent stops, and the low-dust formulation is verified through third-party on-vehicle testing to keep your wheels looking clean.

Drilled, Slotted & Zinc Plated Rotors

Rotors are cast from G3000-grade iron to strict OE tolerances for a true bolt-on fit with no modifications required. Precision cross-drilled holes allow maximum heat dissipation to keep brake temperatures in check under demanding conditions, while rounded slots continuously wipe away gas and debris to maintain a clean contact patch for smooth, consistent stopping power. Silver zinc dichromate plating protects all rotor surfaces against rust and corrosion while delivering an aggressive look behind open-spoke wheels.

Powder Coated Performance Calipers

All calipers are powder coated, assembled, and tested at Power Stop's Chicago, IL facility. The durable powder coat finish resists corrosion, withstands the rigors of daily driving, and gives the brake system a striking appearance behind your wheels. A core rebate is available — return your old calipers in rebuildable condition within 30 days of purchase for credit.

Kit Includes:

  • Front and rear Z23 carbon-fiber ceramic brake pads
  • Front and rear drilled, slotted, and zinc-plated rotors
  • Front and rear powder coated performance calipers
  • Premium stainless-steel hardware
  • High-performance brake lubricant

Important Notes:

  • For street and recreational off-road use only — not designed or approved for racing or competitive driving
  • A proper break-in (bedding) procedure is required after installation to ensure even friction material transfer and prevent rotor warping
  • California Proposition 65 Warning: This product can expose you to chemicals including Arsenic, Cadmium, Chromium (Hexavalent compounds), Antimony Trioxide, Lead, Nickel, Cobalt, and Carbon Black, which are known to the State of California to cause cancer and/or reproductive harm. For more information, visit www.P65Warnings.ca.gov.

Products specifications

Fits

2007 BMW 328i; 2007 BMW 328xi

Friction Material Composition

Carbon Fiber Ceramic

Grade Type

Performance

Surface Type

Slotted X Drilled

Position

Front and Rear

Caliper Color

Bengal Red

Pad Wear Sensor Included

Yes

Pad Shims Included

Yes

Front Disc Brake Rotor Construction

VENTED

Front Caliper Type

Floating

Front Caliper Mounting Bracket Included

Yes

Rear Disc Brake Rotor Construction

VENTED

Rear Caliper Mounting Bracket Included

Yes

Rear Rotor Outside Diameter

299.8

Front Caliper Piston Quantity

1

Rear Caliper Piston Quantity

1

Front Rotor Outside Diameter

299.8

Rear Caliper Type

Floating

Prop 65

Yes

Rear Caliper Piston Material

Steel

Front Caliper Casting Material

Aluminum

Front Caliper Piston Material

Aluminum

Wheel Lug Bolt Quantity

5

Rear Caliper Casting Material

Cast iron

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