DELPHI Mass Air Flow Sensor AF10263-12B1

Compatible with AUDI A4 B5 (8D2) , AUDI A4 B5 Avant (8D5) , AUDI A6 C5 Avant (4B5, 4B6) Show more info
Ensures accurate air intake measurement for optimal engine performance and fuel efficiency. Direct fit for seamless installation.
62.83 EUR
inc. VAT 21%
In stock 1
Delivery 1 day (02.04.2026)
PN AF1026312B1
Make DELPHI
EAN 5012759523339

This DELPHI Mass Air Flow (MAF) Sensor, part number AF10263-12B1, is engineered to precisely measure the amount of air entering your engine's intake manifold. Accurate air-fuel mixture is crucial for efficient combustion, leading to improved horsepower, better fuel economy, and reduced emissions. Designed as a direct replacement for your original equipment MAF sensor, this component ensures compatibility and straightforward installation. It utilizes advanced sensing technology to provide reliable and consistent readings under various driving conditions. Trust DELPHI for quality and performance in critical engine management components. Proper functioning of the MAF sensor is vital for the engine control unit (ECU) to calculate the correct amount of fuel to inject. A faulty MAF sensor can lead to a range of issues, including rough idling, poor acceleration, engine stalling, and illuminated check engine lights. Replacing a worn or malfunctioning sensor with this DELPHI unit can restore your vehicle's performance and drivability. This sensor is built to withstand the harsh under-hood environment, ensuring long-term durability and dependable operation. Its high-quality construction and precise calibration make it an ideal choice for maintaining your vehicle's peak performance and efficiency.

  • Brand: DELPHI
  • Part Code: AF10263-12B1
  • Type: Mass Air Flow (MAF) Sensor
  • Ensures accurate air intake measurement
  • Optimizes engine performance and fuel efficiency
  • Direct fit for easy installation
  • Restores drivability and reduces emissions
  • Durable construction for long service life
Housing type
with housing
Number of pin contacts
5
Type of connector
Connector plug
Voltage [V]
1/2"
recommended repair extension
Air filter
  • AUDI
    • A4 B5 (8D2)
      • S4 quattro (195kW/265PS)
    • A4 B5 Avant (8D5)
      • S4 quattro (195kW/265PS)
    • A6 C5 Avant (4B5, 4B6)
      • 2.7 T quattro (169kW/230PS)
    • A6 C5 (4B2, 4B4)
      • 2.7 T quattro (169kW/230PS)
  • VW
    • GOLF IV (1J1)
      • 2.8 VR6 4motion (150kW/204PS)
      • 2.3 V5 (125kW/170PS)
      • 2.3 V5 4motion (125kW/170PS)
    • BORA I (1J2)
      • 2.8 V6 4motion (150kW/204PS)
      • 2.3 V5 (125kW/170PS)
      • 2.3 V5 4motion (125kW/170PS)
    • BORA Variant (1J6)
      • 2.8 V6 4motion (150kW/204PS)
      • 2.3 V5 (125kW/170PS)
      • 2.3 V5 4motion (125kW/170PS)
    • GOLF IV Variant (1J5)
      • 2.8 V6 4motion (150kW/204PS)
      • 2.3 V5 (125kW/170PS)
      • 2.3 V5 4motion (125kW/170PS)
    • SHARAN (7M8, 7M9, 7M6)
      • 2.8 V6 24V (150kW/204PS)
      • 2.8 V6 24V 4motion (150kW/204PS)
    • NEW BEETLE (9C1, 1C1)
      • 3.2 RSI 4motion (1C9) (165kW/224PS)
      • 1.6 (75kW/102PS)
      • 2.3 V5 (125kW/170PS)
    • TRANSPORTER T4 Autobuss (70B, 70C, 7DB, 7DK, 70J, 70K, 7DC,
      • 2.8 VR6 (150kW/204PS)
    • PASSAT B5.5 (3B3)
      • 2.3 V5 (125kW/170PS)
      • 2.3 V5 4motion (125kW/170PS)
    • PASSAT B5.5 Variant (3B6)
      • 2.3 VR5 (125kW/170PS)
      • 2.3 VR5 4motion (125kW/170PS)
    • TRANSPORTER T4 Furgons (70A, 70H, 7DA, 7DH)
      • 2.8 VR6 (150kW/204PS)
    • SHARAN VAN (7M_)
      • 2.8 VR6 (7M9) (150kW/204PS)
  • FORD
    • GALAXY I (WGR)
      • 2.8 V6 (150kW/204PS)
    • GALAXY MK I VAN (WGR)
      • 2.8 (128kW/174PS)
      • 2.8 (150kW/204PS)
  • SEAT
    • ALHAMBRA (7V8, 7V9)
      • 2.8 V6 (150kW/204PS)
      • 2.8 V6 4motion (150kW/204PS)
    • LEON (1M1)
      • 2.8 Cupra 4 (150kW/204PS)
      • 2.8 (150kW/204PS)
    • TOLEDO II (1M2)
      • 2.3 V5 20V (125kW/170PS)
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