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  2. sku: 10351298365801891
  3. MAC AUTO 18319

MAC AUTO PARTS 18319 Manual Transmission Pipe Catalytic Converter

fits model: S4. make: Audi. year: 2004–2009.

18319 Mac Auto Parts For Manual Transmission Audi 04-09 S4 Eng Pipe Catalytic Converter Drivers Side

( Brand: Mac Auto Parts ), ( Part Type: Pipe Manual Transmission Converter Driver ), ( Placement On Vehicle: Left, Front ), ( Ipn: 18319 )

Review MAC AUTO PARTS Manual Transmission Audi Eng Pipe Catalytic Converter Drivers Side fits S4 2004–2009

Introducing the Mac Auto Parts 18319 Catalytic Converter for Manual Transmission Audi S4 models from 2004 to 2009. This premium replacement catalytic converter is specifically engineered to meet or exceed the original equipment performance, ensuring optimal exhaust system functionality and longevity.

The Mac Auto Parts 18319 catalytic converter is made of high-quality stainless steel material, ensuring durability and resistance to corrosion. Its robust construction is designed to withstand the high temperatures and pressures generated in the exhaust system, making it an excellent choice for those seeking a reliable and long-lasting replacement part.

This catalytic converter features a precise internal design, including a substrate with numerous tiny honeycomb cells. These cells are coated with a catalyst that promotes the chemical reaction necessary to reduce exhaust emissions. By converting harmful pollutants into less toxic gases, this catalytic converter helps your vehicle meet and maintain emissions standards.

The Mac Auto Parts 18319 catalytic converter is designed to fit seamlessly into your Audi S4's exhaust system, requiring no modifications for installation. It comes complete with all necessary mounting hardware, ensuring a straightforward and hassle-free installation process. The converter also includes a heat shield to protect adjacent components from excessive heat.

In summary, the Mac Auto Parts 18319 catalytic converter for manual transmission Audi S4 models from 2004 to 2009 is an excellent choice for those seeking a high-quality, durable, and efficient replacement part. With its precise design, robust construction, and easy installation, this catalytic converter is sure to keep your exhaust system running at peak performance and help maintain your vehicle's emissions compliance.

Buying a Mac Auto Parts 18319 catalytic converter for a manual transmission Audi S4 model year 2004-2009 involves considering several factors. Here are some pros and cons to help you make an informed decision.

Pros:

1. OEM Quality: Mac Auto Parts is known for manufacturing high-quality OEM (Original Equipment Manufacturer) catalytic converters. This part is specifically designed for Audi S4 models, ensuring a precise fit and optimal performance.

2. Emissions Compliance: This catalytic converter is designed to meet the emissions standards for your specific Audi S4 model, which is essential for passing mandatory emissions inspections.

3. Improved Performance: A new catalytic converter can enhance your vehicle's performance by improving exhaust flow and reducing backpressure.

4. Longer Lifespan: OEM catalytic converters are typically more durable than aftermarket alternatives and can last longer, reducing the need for frequent replacements.

Cons:

1. Cost: OEM catalytic converters can be more expensive than aftermarket alternatives due to their higher quality and precision engineering.

2. Shipping Time: Mac Auto Parts is not a local supplier, so you may have to wait longer for the part to arrive, which could result in additional downtime for your vehicle.

3. Installation Complexity: Catalytic converters can be challenging to install, especially for those without mechanical experience. It may be necessary to hire a professional mechanic to ensure proper installation.

Ending Conclusion:

The Mac Auto Parts 18319 catalytic converter for a manual transmission Audi S4 is a high-quality OEM component designed to provide optimal performance, emissions compliance, and durability. However, it comes with a higher price tag and longer shipping times compared to aftermarket alternatives. If you prioritize the peace of mind that comes with using OEM parts and are willing to pay the premium, this catalytic converter is an excellent choice. If cost is a significant concern, you may want to consider an aftermarket alternative. Ultimately, the decision depends on your priorities and budget.

specifications frazzlekits:

  • for models: S4
  • for makes: Audi
  • for years: 2004-2009
  • brand: Mac Auto Parts
  • part type: Pipe Manual Transmission Converter Driver
  • placement on vehicle: Left, Front
  • interchange part number: 18319

offer frazzlekits:

  • options: Ship-to-home
  • quantity: 10
  • sold: 0
  • started: February 15, 2026
  • availability: In Stock

payments frazzlekits:

  • credit card: Discover
  • wallet: Paypal
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returns frazzlekits:

  • time: 60 Days
  • policy: Returns Accepted
  • paid by: Seller

shipping frazzlekits:

  • transit: 4-8 Days
  • service: Expedited
  • class: Expedited
  • type: Fixed
  • cost: $0.00

general frazzlekits:

  • Car Truck Parts Accessories > Exhaust Emission Systems > Catalytic Converters
  • condition: New

seller frazzlekits:

  • # reviews: 191891
  • rating: 99.3%
for models: s4, for makes: audi, for years: 2004-2009, part type: pipe manual transmission converter driver, placement on vehicle: left, front,
category: auto parts > car truck parts accessories > exhaust emission systems > catalytic converters, sku: 10351298365801891,

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1 offer $648.00 USD
  • Offer #1: $648.00 price + free delivery = $648.00* total. a brief explanation of defect. 2004-2005 Audi A4 Quattro 3.0L, With Manual Transmission Only.FREE SHIPPING