TOPRAN 121 551 Exhaust Pressure Sensor

Compatible with VW GOLF VII Variant (BA5, BV5) , SKODA OCTAVIA III (5E3, NL3, NR3) , SKODA OCTAVIA III Combi (5E5, 5E6) Show more info
Measures exhaust gas pressure accurately for optimal engine performance and emissions control.
18.45 EUR
inc. VAT 21%
In stock 1
Delivery 1 day (29.06.2026)
PN 121 551
Make TOPRAN

This TOPRAN exhaust pressure sensor, part number 121 551, is designed to precisely monitor the pressure within the exhaust system. Accurate readings are crucial for the engine control unit (ECU) to manage fuel injection, ignition timing, and emissions systems effectively. Ensure your vehicle runs efficiently and meets environmental standards with this reliable component. Direct fit for specified applications.

  • Accurate exhaust pressure measurement
  • Optimizes engine performance
  • Aids in emissions control
  • Durable construction
  • Direct replacement part
Exhaust gas system
For vehicles with a factory-installed soot/particulate filter
Vehicle equipment
vehicle with diesel particulate filter (DPF)
Plug connector housing shape
D-Shape
Number of pin contacts
3
Shell color
black
Number of mounting holes
"1"
Housing material
GFK (Glass Fiber Reinforced Plastic)
  • VW
    • GOLF VII Variant (BA5, BV5)
      • 1.6 TDI (66kW/90PS)
      • 1.6 TDI (81kW/110PS)
      • 1.6 TDI 4motion (81kW/110PS)
    • GOLF VII (5G1, BQ1, BE1, BE2)
      • 1.6 TDI (66kW/90PS)
      • 1.6 TDI (81kW/110PS)
      • 1.6 TDI 4motion (81kW/110PS)
    • GOLF SPORTSVAN VII (AM1, AN1)
      • 1.6 TDI (81kW/110PS)
      • 1.6 TDI (66kW/90PS)
    • POLO V (6R1, 6C1)
      • 1.4 TDI (66kW/90PS)
      • 1.4 TDI (55kW/75PS)
      • 1.4 TDI (77kW/105PS)
  • SKODA
    • OCTAVIA III (5E3, NL3, NR3)
      • 1.6 TDI (77kW/105PS)
      • 1.6 TDI (66kW/90PS)
      • 1.6 TDI (81kW/110PS)
      • 1.6 TDI 4x4 (77kW/105PS)
      • 1.6 TDI 4x4 (81kW/110PS)
    • OCTAVIA III Combi (5E5, 5E6)
      • 1.6 TDI (77kW/105PS)
      • 1.6 TDI (66kW/90PS)
      • 1.6 TDI 4x4 (77kW/105PS)
      • 1.6 TDI (81kW/110PS)
      • 1.6 TDI 4x4 (81kW/110PS)
    • FABIA III (NJ3)
      • 1.4 TDI (66kW/90PS)
      • 1.4 TDI (77kW/105PS)
      • 1.4 TDI (55kW/75PS)
    • FABIA III Universālis (NJ5)
      • 1.4 TDI (66kW/90PS)
      • 1.4 TDI (77kW/105PS)
      • 1.4 TDI (55kW/75PS)
    • RAPID (NH3, NK3, NK6)
      • 1.4 TDI (66kW/90PS)
      • 1.6 TDI (85kW/115PS)
    • RAPID Spaceback (NH1)
      • 1.4 TDI (66kW/90PS)
      • 1.6 TDI (85kW/115PS)
  • SEAT
    • LEON (5F1)
      • 1.6 TDI (81kW/110PS)
    • LEON ST (5F8)
      • 1.6 TDI (81kW/110PS)
    • IBIZA IV (6J5, 6P1)
      • 1.4 TDI (55kW/75PS)
      • 1.4 TDI (66kW/90PS)
      • 1.4 TDI (77kW/105PS)
    • IBIZA IV ST (6J8, 6P8)
      • 1.4 TDI (55kW/75PS)
      • 1.4 TDI (66kW/90PS)
      • 1.4 TDI (77kW/105PS)
    • TOLEDO IV (KG3)
      • 1.4 TDI (66kW/90PS)
      • 1.6 TDI (85kW/115PS)
  • AUDI
    • A3 (8V1, 8VK)
      • 1.6 TDI (81kW/110PS)
    • A3 Sportback (8VA, 8VF)
      • 1.6 TDI (81kW/110PS)
    • A3 Limousine (8VS, 8VM)
      • 1.6 TDI (81kW/110PS)
    • A1 (8X1, 8XK)
      • 1.6 TDI (85kW/115PS)
      • 1.4 TDI (66kW/90PS)
    • A1 Sportback (8XA, 8XF)
      • 1.6 TDI (85kW/115PS)
      • 1.4 TDI (66kW/90PS)
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