Cobra Sport BMW 1 Series F40 M135i xDrive (M135ix) GPF/PPF Back Performance Exhaust - Valved or Non-Valved, 3in 76.2mm, 4in/4.5in Chrome or Carbon Tips
Cobra Sport BMW 1 Series F40 M135i xDrive (M135ix) GPF/PPF Back Performance Exhaust - Valved or Non-Valved, 3in 76.2mm, 4in/4.5in Chrome or Carbon Tips
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Cobra Sport BMW 1 Series F40 M135i xDrive (M135ix) GPF/PPF Back Performance Exhaust - Valved or Non-Valved, 3in 76.2mm, 4in/4.5in Chrome or Carbon Tips

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£1,040.04
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£1,040.04
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£1,155.60
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Cobra Sport BMW F40 M135i xDrive GPF PPF Back Performance Exhaust

Transform your BMW 1 Series F40 M135i xDrive with the Cobra Sport GPF PPF back performance exhaust. If you are searching for BMW M135i F40 exhaust, M135ix exhaust, M135i xDrive exhaust, GPF back exhaust, PPF back exhaust, Cobra Sport exhaust M135i, valved M135i exhaust or carbon tip performance exhaust for BMW, this is the upgrade enthusiasts choose for sound, style and quality.

We have fitted and used this system ourselves, and our customers consistently praise the deeper exhaust tone, premium build and perfect fitment. Backed by Cobra Sport’s lifetime warranty for peace of mind, this is a proven performance exhaust upgrade for daily driving and spirited road use.

Key features

  • 3 inch 76.2 mm mandrel bent pipework for improved gas flow
  • Fits from the GPF PPF section backwards - replaces the centre and rear sections
  • Choose Valved or Non Valved configurations
  • OEM valve control retained on Valved systems - keeps drive mode sound adjustability
  • Choice of 4 inch and 4.5 inch tailpipes, including carbon fibre slash cut options
  • All required fittings and gaskets supplied for a straightforward installation
  • Designed to be easily upgradable to a full turbo back system in the future by adding extra sections
  • Premium Cobra Sport build quality with a Cobra Lifetime Warranty non transferable

Sound and weight tested

  • Idle: 72.3 dB increase of 9.3 dB over stock
  • Static 3,800 rpm: 87.2 dB increase of 5.2 dB over stock
  • Weight: 10.4 kg saves 7.4 kg vs stock

This GPF back system delivers a richer, deeper exhaust note with more bass and presence, while keeping the factory catalyst and GPF in place.

Compatibility

BMW 1 Series F40 M135i xDrive M135ix 2018 onwards.

Tailpipe options

  • TP19 - 4.5 inch Chrome
  • TP38 - 4 inch Chrome Inverted
  • TP106-CF - 4.5 inch Slash Cut Carbon Fibre
  • TP107-CF - 4 inch Slash Cut Carbon Fibre

Valved and Non Valved notes

Valved exhaust - retains factory valve control. When switching drive modes such as Eco to Sport, the exhaust tone will change from quieter to louder as before.

Non Valved exhaust - removes exhaust valves. Drive mode selection will not change the exhaust volume. This will not harm vehicle running and the Cobra Sport system has been tuned for a well balanced sound.

Part numbers

  • BM128TP19 Valved - TP19
  • BM120TP19 Non Valved - TP19
  • BM128TP38 Valved - TP38
  • BM120TP38 Non Valved - TP38
  • BM128TP106-CF Valved - TP106-CF
  • BM120TP106-CF Non Valved - TP106-CF
  • BM128TP107-CF Valved - TP107-CF
  • BM120TP107-CF Non Valved - TP107-CF

What is included

  • Cobra Sport GPF PPF back exhaust system centre and rear sections
  • Selected tailpipe finish
  • All required clamps, fittings and gaskets

Fitting and support

Professional installation recommended. For expert fitting at Nforcd in Warwickshire or for a fitted price, email Sales@nforcd.com for a fast quote and availability.

Manufacturer and warranty

Manufactured by Cobra Sport. Cobra Lifetime Warranty non transferable.

See and hear it

Why choose this M135i exhaust from Nforcd

Trusted by BMW enthusiasts, this Cobra Sport BMW F40 M135i exhaust upgrade delivers the aggressive sound and premium finish your M135ix deserves. It is the ideal M135i xDrive performance exhaust, GPF back exhaust and PPF back exhaust solution with chrome or carbon fibre tips, available in valved or non valved configurations. For the best BMW M135i F40 exhaust upgrade, order with confidence from Nforcd.

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