Audi S4 Brake Upgrade: Improving Stopping Power for Under $1,500 with Porsche Cayenne Calipers

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The Audi S4 is a remarkable vehicle known for its performance and handling. However, one area that often requires improvement is the braking system. Upgrading the brakes can significantly enhance stopping power, providing better safety and performance. In this article, we will explore how to upgrade the Audi S4 brakes using Porsche Cayenne calipers for under $1,500.

Why Upgrade Your Audi S4 Brakes?

Braking performance is crucial for any high-performance vehicle. Upgrading the brakes can lead to:

  • Improved Stopping Power: Enhanced calipers and rotors provide better deceleration.
  • Heat Dissipation: Upgraded components can handle heat better, reducing brake fade.
  • Increased Safety: Better braking performance means more control in emergency situations.
  • Enhanced Driving Experience: Improved responsiveness and pedal feel make driving more enjoyable.

Components Needed for the Upgrade

To successfully upgrade the brakes on your Audi S4 using Porsche Cayenne calipers, you will need the following components:

  • Porsche Cayenne Calipers: These calipers are known for their superior performance.
  • Rotors: High-performance rotors that are compatible with the Cayenne calipers.
  • Brake Pads: Choose pads that complement the upgraded calipers and rotors.
  • Brake Lines: Stainless steel lines for improved pedal feel and durability.
  • Mounting Hardware: Necessary bolts and brackets to securely attach the calipers.

Step-by-Step Installation Guide

Follow these steps to install the Porsche Cayenne calipers on your Audi S4:

  • Preparation: Gather all necessary tools and components. Ensure the vehicle is on a flat surface and secure.
  • Remove the Wheels: Use a jack to lift the vehicle and remove the wheel nuts to take off the front wheels.
  • Remove Old Calipers: Unbolt the existing calipers and disconnect the brake lines. Be cautious of brake fluid.
  • Install New Calipers: Position the Porsche Cayenne calipers in place and secure them using the mounting hardware.
  • Attach Brake Lines: Connect the new stainless steel brake lines to the calipers, ensuring a tight seal.
  • Install Rotors and Pads: Place the new rotors on the hubs and install the brake pads into the calipers.
  • Reinstall Wheels: Put the wheels back on and tighten the nuts securely.
  • Bleed the Brakes: Use a brake bleeder kit to remove any air from the brake lines.
  • Test Drive: Carefully test the brakes at low speeds to ensure proper functionality.

Cost Breakdown

Here’s a rough cost breakdown for the components needed for the upgrade:

  • Porsche Cayenne Calipers: $600
  • High-Performance Rotors: $400
  • Brake Pads: $200
  • Stainless Steel Brake Lines: $150
  • Mounting Hardware: $100

Total Estimated Cost: $1,500

Conclusion

Upgrading the brakes on your Audi S4 with Porsche Cayenne calipers is a cost-effective way to enhance stopping power and overall performance. With the right components and a bit of DIY spirit, you can achieve significant improvements for under $1,500. This upgrade not only boosts safety but also enhances your driving experience, making it a worthwhile investment for any Audi enthusiast.