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The Chevy Square Body trucks, produced from 1973 to 1987, have become iconic in the automotive world. Known for their rugged design and dependable performance, many enthusiasts seek ways to enhance their power and sound. One effective modification is upgrading the exhaust system. In this article, we will explore how to add approximately 15 horsepower and improve the sound of your Chevy Square Body with a performance exhaust system for around $600.
Understanding Performance Exhaust Systems
A performance exhaust system is designed to reduce back pressure and improve exhaust flow, which can lead to increased horsepower and torque. These systems typically include headers, high-flow catalytic converters, and performance mufflers. When properly installed, a performance exhaust can make your Chevy Square Body sound more aggressive while boosting its performance.
Benefits of Upgrading Your Exhaust System
- Increased Horsepower: A performance exhaust can add up to 15 HP.
- Improved Sound: Enjoy a deeper, more aggressive exhaust note.
- Better Fuel Efficiency: Enhanced airflow can lead to improved mileage.
- Weight Reduction: Many aftermarket systems are lighter than stock components.
Choosing the Right Exhaust System
When selecting a performance exhaust system for your Chevy Square Body, consider the following factors:
- Material: Stainless steel is durable and resistant to rust.
- Type of System: Cat-back systems are popular for ease of installation and performance gains.
- Sound Preference: Choose a muffler that matches your desired sound level.
- Fitment: Ensure the system is designed specifically for your truck model.
Installation Process
Installing a performance exhaust system can be a rewarding DIY project. Follow these steps to complete the installation:
- Gather Tools: You will need basic hand tools, a jack, and jack stands.
- Lift the Vehicle: Safely elevate your truck using a jack and secure it with jack stands.
- Remove the Old Exhaust: Carefully unbolt and remove the stock exhaust components.
- Install New System: Follow the manufacturer’s instructions to install the new exhaust system.
- Check for Leaks: Start the engine and inspect for any exhaust leaks.
Cost Breakdown
Upgrading your Chevy Square Body’s exhaust system can be done within a budget. Here’s a breakdown of typical costs:
- Performance Exhaust System: $400 – $600
- Installation Tools (if needed): $50 – $100
- Labor (if hiring a mechanic): $100 – $200
Popular Exhaust Systems for Chevy Square Body
- Flowmaster 40 Series: Known for its aggressive sound and performance boost.
- MagnaFlow Cat-Back System: Offers a deep tone and excellent flow.
- Dynomax Super Turbo: A budget-friendly option with great performance.
- Borla XR-1: High-end choice for maximum performance and sound quality.
Maintaining Your Exhaust System
To ensure the longevity and performance of your new exhaust system, regular maintenance is essential. Here are some tips:
- Inspect for Rust: Regularly check for any signs of rust or damage.
- Check Connections: Ensure all bolts and clamps are tight to prevent leaks.
- Clean the System: Use a mild cleaner to remove dirt and grime.
Conclusion
Upgrading your Chevy Square Body with a performance exhaust system is a great way to enhance its power and sound. With an investment of around $600, you can achieve noticeable improvements in horsepower and enjoy a more aggressive exhaust note. Whether you choose to tackle the installation yourself or seek professional help, the benefits of a new exhaust system are well worth it.