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APR Tuning

Intake System B9 3.0T Fits 2018-2025 Audi S4/S5 APR

$633.95 $579.95 Save $54.00

SKU: A0CU CI100072

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In Stock
Ships by Aug 2
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Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Moderate — 2–4 hours

Description

Part #: CI100072

Introducing the APR Full Intake System for the Audi S4 and S5 (B9) 3.0T EA839

Features:

  • Complete System Replacement: Includes inlet scoop, airbox, filter, and turbo inlet pipe, eliminating all factory restrictions.
  • +19 AWHP & +20 AWFT-LBS Power Gains: Measured on our APR Stage 1 (93) SS.
  • 31% More Airflow: Improved from 400 CFM (stock) to 525 CFM.
  • Enhanced Turbocharger Efficiency: Reduces pressure drop, allowing the turbo to spool faster and operate more efficiently.
  • High-Temperature Composite Turbo Inlet: Enables thin-wall tubing for maximum internal diameter and airflow.
  • PEX Airbox: Heat-shield design with additional flow paths in low temperature zones.
  • Massive Washable Filter: 7" x 7" pleated cotton gauze with a 5.5" frontal inlet and 4" outlet for superior filtration and performance.
  • Future-Proof Design: Billet turbo inlet adapter accommodates larger turbos with a simple swap.
  • All-Inclusive Kit: Includes OEM gaskets, clamps, and hardware for an easy, bolt-on installation.
  • Emissions-Friendly: Requires no tuning and is compliant with emissions standards.
  • Improved Engine Sound: Adds a sporty, refined tone without being overbearing.

Fits Audi S4 18-25, S5 18-25

MIA's Description

The APR Full Intake System for the Audi S4 and S5 (B9) 3.0T EA839 is an all-in-one solution designed to deliver maximum airflow, enhanced turbocharger efficiency, and real, measurable performance gains. It replaces every component from the inlet scoop to the turbocharger inlet, eliminating restrictions and ensuring unmatched airflow and turbo performance. The system achieves an impressive 31% more airflow compared to stock, translating into improved turbocharger efficiency, faster spool times, and significant power gains of +19 AWHP and +20 AWFT-LBS when paired with an APR Stage 1 (93) tune.

Fitment

Fitment Guaranteed

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Specifications

BrandAPR Tuning
Part NumberA0CU CI100072

Buy with Confidence

Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

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