APR 18-25 Audi S4/S5/S5 Sportback (B9) 3.0T Carbon Fiber Intake System

APR part number CI100043 is a vehicle-specific cold air intakes product for 2018-2024 Audi S4, 2018-2024 Audi S5, 2018-2024 Audi S5 Sportback. Match the complete part number and every application requirement before ordering.

Key Features

• It flows 31% more than stock, reduces pressure drop, and improves turbocharger efficiency.
• APR 15-26 Audi/Volkswagen EA888.3 (MQB) 1.8T/2.0T Carbon Fiber Turbo Inlet Pipe.
• APR 10-16 Audi S4/S5/14-17 Audi Q5/SQ5 (B8) 3.0T Open Carbon Fiber Intake System.
• APR 17-20 Audi RS3/18-22 Audi TT RS Quattro (MK3) 2.5T TFSI Carbon Fiber Intake Filter System.
• This is the ultimate intake upgrade for the Audi S4 and S5 (B9).
• This is extremely important as focusing on the airbox alone does not address the main restrictions found in the factory intake system.

Fitment

Specifications

What’s Included

One APR product identified by manufacturer part number CI100043 in the quantity and configuration shown. Supporting parts, software, fluids, tools, and vehicle-specific hardware are not included unless expressly stated.

About APR

APR develops performance hardware, software, calibration tools, and vehicle accessories for Volkswagen Group and related applications. Select every product by the exact part number and current manufacturer application data.

Related APR Products

• APR 15-26 Audi/Volkswagen EA888.3 (MQB) 1.8T/2.0T Carbon Fiber Turbo Inlet Pipe
• APR 10-16 Audi S4/S5/14-17 Audi Q5/SQ5 (B8) 3.0T Open Carbon Fiber Intake System
• APR 17-20 Audi RS3/18-22 Audi TT RS Quattro (MK3) 2.5T TFSI Carbon Fiber Intake Filter System
• Shop all APR products

Frequently Asked Questions

How do I confirm this APR part fits?
Match the part number, year, make, model, engine, drivetrain, chassis generation, factory options, and every application note shown.

Are engine and chassis codes vehicle models?
No. Codes such as EA888, MQB, MK8, B9, and C8 are application notes. The fitment model remains the actual vehicle model.

Will this product require software or supporting hardware?
Requirements vary by product. Review the exact APR instructions, emissions status, calibration needs, and supporting hardware before installation.

Installation Instructions

Follow the current APR instructions and vehicle service information. Confirm every part before disassembly, work on a cool and safely supported vehicle, use the specified tools and fluids, torque fasteners to specification, and verify clearance and operation before road use.