2003 Acura NSX Exhaust Parts

Essential 2003 Acura NSX Exhaust Parts

Dorman – Help – Pipe to Converter Spring Kit – M8-1.25 x 59mm (Part No.03146)

Pipe to Converter Spring Kit - M8-1.25 x 59mm

from

$10.29
Designed for an exact fit, our Exhaust Bolt & Spring. Save time and energy by having the right hardware on hand when you need it.

Product Features:
  • Rust and corrosion resistant
  • Durable hardened and spring steel construction
  • New hardware helps fix exhaust leaks
  • Also available separately (where applicable)
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Walker – CalCat Catalytic Converter- CARB Certified, Universal / Fabrication Needed (Part No.82508)

CalCat Catalytic Converter- CARB Certified, Universal / Fabrication Needed

from

$661.99
Designed, tested and validated for assured compliance to meet CARB standards, Walker® CalCat® Universal Catalytic Converters are available for OBDII (1996 and newer) and non-OBD (1995 and older) vehicles.

Product Features:
  • CARB COMPLIANT — For use on OBDII vehicles, 1996 and newer and non-OBD 1995 and older. Legal for sale in CA, CO, NY & other states requiring CARB-compliant replacement converters. Consult your state’s aftermarket converter regulations.
  • SUPERIOR TECHNOLOGY — Optimal high technology washcoat formulated to deliver superior performance (as compared to EPA-compliant converters)
  • CONSISTENT PERFORMANCE — Utilizes a precise OE-style coating process to apply catalyst material to the substrate, providing consistent performance for assured emissions compliance
  • DURABLE — Features stainless-steel body with aluminized pipe and heat shields for durability
  • FLEXIBLE SOLUTION — Customizable design features expandable bushings for easy fitment and may require specialized fabrication and/or welding for installation
  • BUY WITH CONFIDENCE — Backed by Walker’s 50,000-mile/80,000-kilometer emissions and structural integrity warranty
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Walker – CalCat Catalytic Converter- CARB Certified, Universal / Fabrication Needed (Part No.81101)

CalCat Catalytic Converter- CARB Certified, Universal / Fabrication Needed

from

$589.99
Designed, tested and validated for assured compliance to meet CARB standards, Walker CalCat Universal Catalytic Converters are available for OBDII (1996 and newer) and non-OBD (1995 and older) vehicles.

Product Features:
  • CARB COMPLIANT — For use on OBDII vehicles, 1996 and newer and non-OBD 1995 and older. Legal for sale in CA, CO, NY & other states requiring CARB-compliant replacement converters. Consult your state’s aftermarket converter regulations.
  • SUPERIOR TECHNOLOGY — Optimal high technology washcoat formulated to deliver superior performance (as compared to EPA-compliant converters)
  • CONSISTENT PERFORMANCE — Utilizes a precise OE-style coating process to apply catalyst material to the substrate, providing consistent performance for assured emissions compliance
  • DURABLE — Features stainless-steel body with aluminized pipe and heat shields for durability
  • FLEXIBLE SOLUTION — Customizable design features expandable bushings for easy fitment and may require specialized fabrication and/or welding for installation
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Walker – Catalytic Converter- EPA Ultra, Universal/ Fabrication Needed (Part No.93251)

Catalytic Converter- EPA Ultra, Universal/ Fabrication Needed

from

$184.99
Designed to comply with EPA emissions requirements while delivering premium performance and durability with assured compliance, Walker® Ultra® Universal Catalytic Converters are available for import and domestic OBDII (1996 and newer) vehicles.

Product Features:
  • EPA COMPLIANT — For use on OBDII vehicles, 1996 and newer. Not legal for sale or use in CA, CO & NY. Legal in ME on EPA Federal Emission Equipped Vehicles only. Consult your state’s aftermarket converter regulations for details.
  • KEEPS CHECK ENGINE LIGHT OFF FOR EMISSIONS CODES — OE-style high-technology washcoat and optimal precious metal load delivers required reduction in tailpipe emissions to match vehicle application
  • DURABLE — Features stainless-steel body with aluminized pipe and heat shields for durability
  • FLEXIBLE SOLUTION — Customizable design features expandable bushings for easy fitment and may require specialized fabrication and/or welding for installation
  • OE-STYLE DESIGN — Features aluminized heat shields when originally equipped, to match OE design, protecting the undercarriage from heat created by the converter
  • BUY WITH CONFIDENCE — Backed by Walker’s 25,000-mile/40,000-kilometer emissions and 5-year 50,000-mile/80,000-kilometer structural integrity warranty. Visit Walkerexhaust.com for details.
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MagnaFlow – California Grade CARB Compliant Universal Catalytic Converter (Part No.418035)

California Grade CARB Compliant Universal Catalytic Converter

from

$450.99
MagnaFlow California Grade CARB Compliant Universal Catalytic Converter 418035 helps keep the check engine light off. Get the right fit for a wide array of vehicles thanks to the adaptable Universal design (cutting and welding is required). With highly corrosion resistant, stainless steel construction, you can have confidence in the quality of this catalytic converter. This replacement part is designed to meet or exceed California Air Resource Board requirements, and has undergone additional testing to comply with CARB guidelines to allow for legal use in California and CARB restricted states, for the listed vehicles.

Product Features:
  • Expertly formulated catalyst blend maximizes efficiency, ensuring optimal emissions control to keep your check engine light off.
  • Compact, lightweight construction enables installation in confined areas, welding is required.
  • Your trusted source for CARB-compliant catalytic converters, providing assurance of genuine compliance while delivering quality that will last.
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Felpro – Exhaust Manifold Gasket Set (Part No.MS 97257)

Exhaust Manifold Gasket Set

from

$40.99
Fel-Pro gaskets offer 100% vehicle sealing with application-specific materials to give you sealing solutions with the performance and durability professionals trust

Product Features:
  • Meets or exceeds all original equipment specifications
  • Application specific design to ensure a perfect fit
  • Engineered for the sealing repair environment
  • Unsurpassed quality you can trust
  • Validated for fit, form, and function
  • Contains all gaskets and seals to remove and replace exhaust manifold
  • Contains all gaskets and seals to remove and replace exhaust manifold
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Dorman – Help – Heat Shield Bolt Set (Part No.03294CD)

Heat Shield Bolt Set

from

$14.29
The catalytic converter heat shield bolt is essential for keeping heat from the exhaust system, away from adjacent car parts and flammable materials positioned under the vehicle. Our direct replacement heat shield bolt secures and holds the catalytic converter heat shield in place.

Product Features:
  • Direct replacement ensures a proper fit every time
  • For extra protection our Heat Shield Bolts are galvanized for rust-resistance
  • Easy to install – No special tools required during installation
  • Testing on this part includes salt water corrosion and hardness testing for conformance to product standards and quality
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Dorman – Exh.Flange Bolt Spri (Part No.H80241184731DOR)

Exh.Flange Bolt Spri

from

$10.50
Exh.Flange Bolt Spri

Dorman – Help – Exhaust Stud Kit – M10-1.25 x 40mm (Part No.03105)

Exhaust Stud Kit - M10-1.25 x 40mm

from

$10.49
Our exhaust manifold flange kit includes all necessary studs and nuts for a complete repair.

Product Features:
  • Direct replacement for a proper fit every time
  • Durable steel construction
  • New hardware helps fix exhaust leaks
  • Also available in the Exhaust Manifold Hardware Kit
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2003 Acura NSX Exhaust Parts

You count on your 2003 Acura NSX to run right. That means taking care of it with regular maintenance, necessary repairs, and the right parts. Advance Auto Parts can help with all of that thanks to our extensive inventory of trusted Exhaust Parts. With 10 Exhaust Parts ranging in price from $9.59 to $844.99, you’re sure to find everything you need for your 2003 Acura NSX.

Brands matter. If you want to shop a specific Exhaust Parts brand, we stock 5 different brands like Dorman, Walker, and MagnaFlow. 2003 Acura NSX Exhaust Parts start as low as $9.59!

One of the best ways to find top quality OEM or aftermarket Exhaust Parts is by asking professionals. Short of that, you can shop with confidence thanks to our 31 extensive product reviews on 2003 Acura NSX Exhaust Parts. Some of the top-rated Exhaust Parts products we carry are HM Grade Federal / EPA Compliant Universal Catalytic Converter with 3.0 stars and CalCat Catalytic Converter- CARB Certified, Universal / Fabrication Needed with 5.0 stars.

Did we mention you can order your Exhaust Parts from our online catalog and have them shipped right to your garage? Or, if you feel like seeing the parts first-hand, search for your nearest Advance Auto Parts location above and pick up in-store when you’re ready. Browse our full Exhaust Parts inventory for your 2003 Acura NSX below to get started!

Top-Rated Exhaust Parts Brands For Your 2003 Acura NSX

Trusted Exhaust Parts OEM and aftermarket product brands are what Advance Auto Parts specializes in. The brands we work with are sure to keep that 2003 Acura NSX running right for years to come. In our inventory you’ll find brands like Dorman, Walker, MagnaFlow, and even more.

Popular Dorman – Help Exhaust Parts

You’ll find popular Dorman – Help brand products across Exhaust Hangers. All are waiting to get your 2003 Acura NSX back on the road. Some of the top-rated Dorman – Help products in these categories are:
Exhaust Stud Kit - M10-1.25 x 40mm
from $10.49
(12)
Exhaust Stud Kit – M10-1.25 x 40mm
Exhaust Hangers and Hardware

FAQs for 2003 Acura NSX Exhaust Parts

What are the most purchased Exhaust Parts for the 2003 Acura NSX?

Out of 10 Exhaust Parts for the 2003 Acura NSX, the most popular in our inventory are:
Pipe to Converter Spring Kit - M8-1.25 x 59mm
from $10.29
This product is not rated
Pipe to Converter Spring Kit – M8-1.25 x 59mm
Exhaust Manifold Hardware Kits
Exh.Flange Bolt Spri
from $10.50
This product is not rated
Exh.Flange Bolt Spri
Exhaust Bolts

What are the top-rated 2003 Acura NSX Exhaust Parts?

Top-rated Exhaust Parts for your 2003 Acura NSX based on customer reviews/ratings are:
CalCat Catalytic Converter- CARB Certified, Universal / Fabrication Needed
from $844.99
(1)
CalCat Catalytic Converter- CARB Certified, Universal / Fabrication Needed
“Chopped out old CAT and welded in new one 20 Minutes out and in , Nice!!!!”