ISR Performance
ISR Performance High Flow Cat - Nissan 370Z/ Infiniti G37 IS-HFC-Z34
ISR Performance High Flow Cat - Nissan 370Z/ Infiniti G37 IS-HFC-Z34
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IS-HFC-Z34
ISR Performance High Flow Cat - Nissan 370Z/ Infiniti G37
ISR Performance high flow cats are custom made utilizing 300 cell spun Metallic substrate to be less restrictive than stock, Letting you gain power while still converting harmful exhaust gasses, ISR HFC are Fully TIG welded with true mandrel bends throughout. ISR Performance HFC bolt up to factory or aftermarket exhaust (as long as the aftermarket exhaust is built from OEM specs). ISR HFC also retains the factory Oxygen sensor location and also adds a more aggressive Exhaust tone.
What’s in the Box:
- 2x Stainless Steel high flow cats
- 2x 2 bolt exhaust gaskets
- 2x 3 bolt exhaust gaskets
- 2x o2 extension pipes
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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.
Shipping & Returns
Shipping & Returns
US Shipping to the 48 contiguous states only
We have a 30-day return policy on MOST items unless otherwise noted, which means you have 30 days after receiving your item to request a return.
(No Return on Tires or Customized Products)
To be eligible for a return, your item must be in the same condition that you received it, unworn or unused, with tags, and in its original packaging. You’ll also need the receipt or proof of purchase. A 30% restocking fee will be charged on returns due to customer order error.
Dimensions
Dimensions
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