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  3. FLOWMASTER L161920

FLOWMASTER L161920 Exhaust Kit 743593977419

fits model: Gto. make: Pontiac. year: 1964–1972.

L161920 Flowmaster Exhaust System Kit For 1964-1972 Pontiac Gto

( Brand: Flowmaster ), ( Manufacturer Part Number: L161920 ), ( Fitment Type: Direct Fit ), ( System Type: Header-back Pipe Kit ), ( Material: Aluminized Steel ), ( Type: Header-back ), ( Outlet Diameter: In , 5 ), ( Single Dual: Dual ), ( Heat Shield: No ), ( Sound Level: Moderate/aggressive Sound ), ( UPC: 743593977419 )

Review FLOWMASTER Exhaust System Kit Pontiac fits GTO 1964–1972

The Flowmaster L161920 Exhaust Kit is a high-performance aftermarket exhaust system specifically designed for the 1964-1972 Pontiac GTO. This exhaust kit is an excellent upgrade for any Pontiac GTO enthusiast looking to enhance the vehicle's performance and engine sound.

The L161920 kit features 18-inch long, 1 7/8-inch diameter stainless steel mandrel-bent pipes that provide a smooth and uninterrupted exhaust flow. Mandrel bending ensures that the exhaust pipes maintain a constant bore diameter throughout their entire length, eliminating any restrictions that could negatively impact performance.

The exhaust system comes with a set of 40-series mufflers that provide a deep, rumbling exhaust note while maintaining a reasonable level of noise. These mufflers are designed to maximize exhaust flow, reducing backpressure and improving engine breathing.

The L161920 kit also includes all necessary hardware, including exhaust clamps, gaskets, and bolts, for a hassle-free installation process. The exhaust system is constructed from high-quality stainless steel, which is resistant to rust and corrosion, ensuring a long-lasting upgrade for your Pontiac GTO.

Installation of the Flowmaster L161920 Exhaust Kit is relatively straightforward, but some experience with exhaust system installation is recommended. The kit replaces the stock exhaust system and is compatible with both automatic and manual transmission models.

In summary, the Flowmaster L161920 Exhaust Kit is an excellent investment for any 1964-1972 Pontiac GTO owner looking to enhance the vehicle's performance and exhaust note. With its high-quality stainless steel construction, mandrel-bent pipes, and 40-series mufflers, this exhaust system delivers a powerful and distinctive exhaust note while providing improved engine breathing and increased power.

Pros and Cons of Installing a Flowmaster L161920 Exhaust Kit on a 1964-1972 Pontiac GTO

1. Improved Performance:

* Flowmaster exhaust systems are known for their high performance and deep, powerful exhaust note.

* The L161920 kit is specifically designed for the Pontiac GTO and promises to enhance engine performance and responsiveness.

2. Enhanced Sound:

* The exhaust system's unique design and muffler technology produce a distinct and desirable exhaust note that is appreciated by many car enthusiasts.

* The improved sound can add to the overall driving experience and make your GTO sound more aggressive and powerful.

3. Increased Horsepower:

* Some users have reported an increase in horsepower and torque after installing a Flowmaster exhaust system on their GTO.

* This can lead to better acceleration and improved overall driving performance.

4. Better Fuel Economy:

* A more efficient exhaust system can improve fuel economy by reducing backpressure and improving airflow.

* However, this may not be a significant factor for many performance enthusiasts.

5. Improved Durability:

* The Flowmaster L161920 kit is made from high-quality materials and is designed to last longer than stock exhaust systems.

* It also comes with a limited lifetime warranty, giving you peace of mind and confidence in your investment.

6. Customizable:

* The system is available in various sizes and configurations, allowing you to choose the one that best fits your personal preferences and driving style.

* You can also add other performance modifications, such as headers or a high-performance catalytic converter, to further enhance your GTO's exhaust system.

7. Easy Installation:

* The Flowmaster L161920 exhaust kit is designed to be easy to install, with clear instructions and all necessary hardware provided.

* Most users report that the installation process is straightforward and can be completed in a day or less.

Cons: 1. Cost:

* The Flowmaster L161920 exhaust kit can be more expensive than stock exhaust systems or other aftermarket options.

* The cost may be a significant consideration for some car enthusiasts.

2. Loud Exhaust Note:

* The Flowmaster exhaust system is known for its loud exhaust note, which some people may find excessive or obnoxious.

* If you value a quieter exhaust system, this may not be the best choice for you.

3. Potential Drone:

* Some users have reported that the exhaust system can produce a drone or resonance at certain RPMs.

* This can be annoying and may detract from the overall driving experience.

4. Potential Increase in Emissions:

* The Flowmaster exhaust system may increase emissions, as it is designed to maximize performance and exhaust flow.

* This can be a concern for those who are environmentally conscious or live in areas with strict emissions regulations.

Conclusion:

The Flowmaster L161920 exhaust kit is an excellent choice for Pontiac GTO enthusiasts who want to enhance their car's performance, sound, and overall driving experience. It offers numerous benefits, including improved horsepower, customizability, durability, and easy installation. However, it also comes with some drawbacks, such as a loud exhaust note, potential drone, and increased cost. Ultimately, the decision to install a Flowmaster exhaust system on your GTO depends on your personal preferences, driving style, and budget. If you are looking for a high-performance exhaust system that produces a distinctive exhaust note and offers improved engine responsiveness, the Flowmaster L161920 exhaust kit is worth considering. However, if you value a quieter exhaust system or are concerned about cost, there may be other options that better suit your needs.

Recommendation:

If you decide to purchase the Flowmaster L161920 exhaust kit for your 1964-1972 Pontiac GTO, make sure to install it correctly following the manufacturer's instructions. This will ensure that you get the best possible performance and sound from the system. Additionally, consider purchasing a high-flow catalytic converter to help reduce emissions and maintain compliance with local regulations. Finally, be prepared for a noticeable increase in exhaust noise, and consider installing sound deadening material or a resonator to help reduce drone if it becomes a concern.

part # l161920 prices

  • $886.01-$893.21

specifications frazzlekits:

  • for models: Gto
  • for makes: Pontiac
  • for years: 1964-1972
  • brand: Flowmaster
  • manufacturer part number: L161920
  • fitment type: Direct Fit
  • system type: Header-back Pipe Kit
  • material: Aluminized Steel
  • type: Header-back
  • outlet diameter: In , 5
  • single dual: Dual
  • heat shield: No
  • sound level: Moderate/aggressive Sound
  • upc: 743593977419

seller frazzlekits:

  • rating: 96.4%
  • # reviews: 3958

returns frazzlekits:

  • paid by: Buyer
  • time: 30 Days
  • policy: Returns Accepted

shipping frazzlekits:

  • class: Standard, Expedited, One-day
  • transit: 5-9 Days
  • type: Fixed
  • cost: $0.00
  • service: Standard, Expedited, Overnight

offer frazzlekits:

  • options: Ship-to-home
  • sold: 0
  • availability: In Stock
  • quantity: 3
  • started: February 16, 2025

general frazzlekits:

  • Car Truck Parts Accessories > Exhaust Emission Systems > Exhaust System Kits
  • condition: New

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for models: gto, for makes: pontiac, for years: 1964-1972, fitment type: direct fit, system type: header-back pipe kit, type: header-back, outlet diameter: in , 5, single dual: dual, heat shield: no, sound level: moderate/aggressive sound,
category: auto parts > car truck parts accessories > exhaust emission systems > exhaust system kits, material: aluminized steel, sku: 2499650307378672,

Flowmaster L161920 Is Similar To:

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2 offers $886.01–$893.21 USD
  • Offer #1: $893.21 price + free delivery = $893.21* total.FREE SHIPPING
  • Offer #2: $886.01 price + free delivery = $886.01* total. PRODUCT LINE: FlowMaster American Thunder Exhaust SystemsVERIFIED FIT: Pontiac GTO 1964-1972 (1964 1965 1966 1967 1968 1969 1970 1971 1972)SPECIFICATIONS: Outlet Diameter (in): 2.5.FREE SHIPPING