BMW 135i 335i N55 Downpipe

BMW 135i 335i N55 Downpipe

ISP-0174

  • Fitment: BMW E88 335i & E82 135i (N55 Single Turbo only)
  • Material: Stainless Steel V2A (1.4301), corrosion & heat resistant
  • Pipe diameter: 102 mm (4") → reduced to 76 mm (3")
  • Catless front pipe (motorsport part)
  • Direct fit to OEM exhaust system
  • O2 sensor ports included
  • Power gain: approx. +15–25 HP (with ECU remap)
  • Noticeably sportier exhaust tone
  • Not street legal (off-road / track use only)
  • ECU remap recommended
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€245.00
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BMW N55 4" Downpipe – Catless Front Pipe for E88 335i & E82 135i (N55 Single Turbo) – Stainless Steel V2A (1.4301)

Improve your BMW’s performance and sound with this high-quality 4-inch catless downpipe. Designed for vehicles with the N55 single turbo engine, this downpipe is made from corrosion-resistant stainless steel (V2A, grade 1.4301) and fits directly to the OEM exhaust system. Perfect for motorsport or off-road use.

Compatibility

  • BMW E88 335i (N55 engine)
  • BMW E82 135i (N55 engine)
  • Not suitable for N54 Twin Turbo models

Technical Details

  • Material: Stainless Steel V2A (1.4301), rustproof and heat-resistant
  • Pipe diameter: 102 mm (4"), tapered to 76 mm (3")
  • Catless design (for motorsport use)
  • Fits directly to OEM exhaust system
  • Ports for OEM lambda (O2) sensors
  • Precision CNC flanges and TIG welds

Benefits

  • Increased performance (approx. 15–25+ HP depending on setup)
  • Faster turbo spool and throttle response
  • Sportier and more aggressive exhaust sound
  • Durable and corrosion-resistant

Notes

  • Not road legal – for off-road or track use only
  • ECU remapping recommend
: ISP-0174
: 50 Items
Hurry! only 50 items left in stock.

Data sheet

Produkttyp
Abgasanlage & Downpipes
für Fahrzeugmarke
BMW
für Hubraum
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Motorenbauform
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Leistungsbereich (PS)
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Größen und Abmessungen
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Artikeltyp
Downpipes