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ISR Performance Single GT Exhaust - Infiniti G37 Sedan

4 Customer Reviews Write a Review

ISR Performance Single GT Exhaust - Infiniti G37 Sedan RWD + AWD

ISR Performance Single GT exhaust is a y-pipe back exhaust system made of mandrel bent stainless steel to ensure the highest reliability and quality. This Single exhaust gives you all the advantages of unrestricted flow to maximum horsepower while retaining a deep and aggressive exhaust tone. This single GT exhaust is the perfect combination for both naturally aspirated and forced induction applications. 


  • Provides a deep and aggressive exhaust tone
  • Lighter then factory exhaust 
  • Precision TIG welded Stainless Steel
  • Brushed Stainless finish 
  • Polished tip and muffler
  • 3" exhaust with 4.5'' muffler tip 


  • ONLY works with Infiniti G37 Sedan RWD + AWD

What’s in the box:

  • 1x Resonated Front Pipe
  • 1x 3'' Muffler section with 4.5" tip
  • 2x 2 Bolt 3" Exhaust gasket 
  • 4x Bolts
  • 4x Nuts 


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Legal only for use in competition vehicles which may never be registered, licensed, and/or used on public streets or highways; and also for use in other exempted vehicles.

Write a Review
  • ISR Single Exit

    Posted by Kevo on 13th Mar 2024

    Fast shipping, and the sound is amazing I couldn’t be happier with the product easy install and great packaging

  • ISR exhaust

    Posted by Kelvin Gamez Sanchez on 7th Nov 2023

    Fitment is perfect and easy to install

  • G37 Sedan Exhaust

    Posted by Frankie Urso on 29th Jul 2023

    Took about 10 minutes to bolt on. Very deep and aggressive tone, and it’s quiet when you want it to be, but once your foot is to the floor, it really opens up and is a perfect tone and volume. Excellent product.

  • Good quality sounds deep and aggressive

    Posted by Daniel Sansiri on 5th Aug 2022