ISR Performance

ISR Performance Circuit Spec Exhaust - 06-13 Miata NC - IS-CSEXH-NC

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SKU:
ISRIS-CSEXH-NC
UPC:
ISR0000694
MPN:
IS-CSEXH-NC
Availability:
Regularly stocked product
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MSRP: $632.50
$600.88
— You save $31.62
Current Stock: 8

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Description

Is this catback exhaust system compatible with my specific vehicle model?
ISR Circuit Spec Catback systems require precise fitment confirmation; always verify compatibility with your exact vehicle model before purchase.

Is professional installation of this catback exhaust system recommended?
Professional installation is strongly recommended for this catback exhaust system to ensure optimal performance and secure integration.

The ISR Circuit Spec Catback delivers a race-inspired exhaust note and achieves a noticeable surge in horsepower and torque, scoring a 9/9 for Track/Autocross. Constructed from high-quality materials for unrestricted flow, this catback exhaust ensures maximum performance gains. Experience transformative vehicle performance with ISR's expertly engineered catback system.

What Owners Say

Owners and enthusiasts consistently praise the ISR Circuit Spec Exhaust as a solid off-the-shelf option that delivers excellent flow through its full 2.5" diameter piping at a competitive price point. Miata owners particularly appreciate the resonated cat delete configuration and straightforward fitment for NA applications. The sound profile runs notably loud, which appeals to those seeking an aggressive exhaust note but may be a consideration for buyers preferring quieter setups. At around $600, the combination of quality construction, performance gains, and value pricing has earned this exhaust a strong reputation among budget-conscious enthusiasts looking for turbo-ready capability without breaking the bank.

Why Choose the ISR Circuit Spec Exhausts

Delivers a visceral, race-inspired exhaust note that amplifies your driving passion.

Achieves unrestricted exhaust flow for a noticeable surge in horsepower and torque.

Transforms your vehicle's performance with a lighter, more responsive feel.

Provides a premium, aggressive tone that commands attention on every drive.

Who Is This For?

Track / Autocross — 9/10
Unrestricted flow for noticeable horsepower and torque surge.

Drag Racing — 9/10
Unrestricted flow for noticeable horsepower and torque surge.

Street Performance — 8/10
Unrestricted flow for noticeable horsepower and torque surge.

Racing Competition — 9/10
Unrestricted flow for noticeable horsepower and torque surge.

Engine Performance — 9/10
Achieves unrestricted exhaust flow for horsepower and torque.

Additional Resources

Official ISR Performance Product Page

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Additional Information

Clearance Item:
N
MPN:
IS-CSEXH-NC
Proposition 65:
N
Case Lot Quantity:
1
Category:
Exhaust, Mufflers & Tips>Catback
Universal Fitment:
Y
Track / Autocross:
9/10
Drag Racing:
9/10
Street Performance:
8/10
Racing Competition:
9/10
Engine Performance:
9/10
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