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ISR Performance

ISR Performance GT Single Exhaust - Nissan 370Z

$550.00 $522.50 Save $27.50

SKU: I00Z IS-GT-370Z

In Stock
In Stock
Ships by Sep 21
Free Shipping over $200
$100 Minimum Order
Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Moderate — 2–4 hours

Overview

The ISR Performance GT Single Exhaust is a y-pipe back exhaust system designed for the Nissan 370Z. It is constructed from mandrel-bent stainless steel for reliability and quality, aiming to enhance horsepower with a deep, aggressive exhaust tone. This exhaust system is suitable for both naturally aspirated and forced induction applications.
Show original supplier description

Part #: IS-GT-370Z

Vehicle Symptoms
  • Stock exhaust note is too quiet and dull
  • Old exhaust rattles and drones on the highway
  • Exhaust has rust holes and smells gassy
  • Factory tone feels restricted at high RPM
  • Want louder, deeper sound with an aggressive single exit look
Relevant Conversations
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  • 370Z aftermarket exhaust W brace clearance issue
  • loudest single exit exhaust for 370Z
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  • ISR GT exhaust with high flow cats 370Z

Product descriptions are provided by our supplier partners and may not always be perfectly accurate. Not sure this fits? or call (760) 282-4645 and we’ll verify before you order.

Fitment

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Specifications

BrandISR Performance
Part NumberI00Z IS-GT-370Z
5,000+ Trusted brands
1M+ Enthusiasts
5M+ Parts sold
(760) 282-4645 hello@motormia.co

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Returns & Fitment

Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

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Shipping

Orders are processed in 1–3 business days. In stock parts ship promptly from our partner network. Special-order items either aren’t currently stocked or are built to your spec — expect 4–6 weeks. If a part goes on backorder while your order is in the queue, we’ll reach out and work through discounted alternatives together.

Free shipping over $200 in the continental US. Alaska, Hawaii, U.S. territories (Puerto Rico, U.S. Virgin Islands, Guam, American Samoa, and the Northern Mariana Islands), and international orders carry surcharges — most appear at checkout. Some exceptions (LTL freight, or suppliers who quote freight only after we place the order) won’t. In those cases we’ll reach out with the exact charge before your order moves forward.

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