Imagine that classic, sporty sound of a Miata. It’s a big part of what makes driving one so much fun! But when it comes to choosing a new exhaust for your beloved NA Miata, things can get a little noisy. You want that perfect rumble, that satisfying growl, but the world of exhaust systems can feel overwhelming. There are so many choices, and it’s tough to know which one will sound best and perform well without breaking the bank or making your car too loud for everyday driving.
We get it. Finding the right exhaust is like searching for a needle in a haystack. You want an upgrade that brings out the best in your Miata, but you also want to avoid common pitfalls like drone, poor fitment, or a sound that’s just… not right. This guide is here to clear the air and make your decision easy. We’ll walk you through everything you need to know to find an exhaust that will make your NA Miata sing.
By the end of this post, you’ll understand the different types of exhausts available, what to listen for, and how to pick the one that perfectly fits your style and your budget. Get ready to unlock a whole new level of driving enjoyment for your NA Miata!
Top Na Miata Exhaust Recommendations
- Stainless Steel construction
- Direct bolt-on fitment, no modifications necessary for installation
- TIG/MIG welded construction
- Installation hardwares included
- Vehicle Compatibility - Cat-back exhaust compatible with 1990-1997 Mazda Miata MX-5. NOTE: Fits 1.6L / 1.8L models.
- Brilliant Performance - Come with [1] high performance racing design exit cat-back exhaust, can instantly increases 15-25 horsepower or low end torque, maximize to enhance the high exhaust air flow rate without sacrificing the attractive power sound in the smoothest conditions, increase engine output and efficiency.
- Extraordinary Quality - It is constructed of high quality T-304 stainless steel with computerized mandrel-bends for the strength and durability, and the TIG welded CNC machine can resistant against pressure and corrosion.
- Simple Installation - Direct bolt-on OE fitment and replacement for original part, fast and easy for installation without any drilling or modification. Please note: Gaskets and hardware are Included.
- Product Specification - Muffler Exhaust Tip: 3.5" OD | Inlet: 2.25" ID | Main Piping: 2.25" ID | Weight: 21 LBS | Muffler Tip Type: Rolled Tip
![DNA MOTORING CBE-MM90-BT Stainless Steel Cat Back Exhaust System [Compatible with 90-97 Mazda Miata MX-5 1.6L/1.8L]](https://m.media-amazon.com/images/I/41Bt3VWlBgL._SL160_.jpg)
- 【FITMENT】Compatible with 90-97 Mazda Miata MX-5 1.6L/1.8L
- 【Quality Construction】Made of High Quality T-304 Stainless Steel with Computerized Mandrel-Bends for Strength and Durability. TIG welded CNC machine flange for resistance against pressure and corrosion.
- 【Enhance Performence】Dyno proven to instantly increases 15 - 25 horsepower / low end torque. Aggressive deep and smooth tone while ensures smooth exhaust gas flow, increase engine output and efficiency.
- 【Muffler & Diameter】2.5" OD Inlet / 2.5" OD Main Piping
- 【Design】The larger pipes, low-restriction mufflers, and tuned resonators of a well-designed performance exhaust system can make stunned effect on your vehicle: lower auto exhaust back pressure and a much better sound.
- Complete mandrel-bent replacement of all parts from behind or near the last catalytic converter, offering long-lasting, high corrosion resistance and durability
- Bolt-on, multi-piece design for smooth and easy DIY installation around obstructions, ensuring quality fitment and function without requiring fabrication
- All components, gaskets, clamps, and hardware required, along with installation instructions, are packaged together in a single protective box
- Leaves all emissions equipment intact, maintaining emissions compliance
- Two year, unlimited mileage warranty
- Vehicle Compatibility - Cat-back exhaust compatible with 1990-1997 Mazda Miata MX-5. NOTE: Fits 1.6L / 1.8L models.
- Brilliant Performance - Come with [1] high performance racing design exit cat-back exhaust, can instantly increases 15-25 horsepower or low end torque, maximize to enhance the high exhaust air flow rate without sacrificing the attractive power sound in the smoothest conditions, increase engine output and efficiency.
- Extraordinary Quality - It is constructed of high quality T-304 stainless steel with computerized mandrel-bends for the strength and durability, and the TIG welded CNC machine can resistant against pressure and corrosion.
- Simple Installation - Direct bolt-on OE fitment and replacement for original part, fast and easy for installation without any drilling or modification. Please note: Gaskets and hardware are Included.
- Product Specification - Muffler Exhaust Tip: 3.5" OD | Inlet: 2.5" OD | Main Piping: 2.5" OD | Weight: 21.6 LBS | Muffler Tip Type: Round Tip
- T-304 Stainless Steel
- Bolt On Installation
- All Welded Construction
- Made In USA
- Classic BORLA Sound
- COMPATIBILITY – Fits 1990-1990 Mazda Miata; 1991-1991 Mazda Miata; 1992-1992 Mazda Miata; 1993-1993 Mazda Miata; 1996-1996 Mazda Miata; 1997-1997 Mazda Miata
- GET THE RIGHT PART -- Before purchasing, research to ensure that the part will fit your vehicle; enter all vehicle information (year, make, model, engine and trim) for compatibility and check qualifier notes
- STAINLESS STEEL INHIBITS CORROSION -- The only broad-market muffler with 100% stainless-steel construction that delivers longer life versus aluminized mufflers while an internal drainage system reduces moisture collection
- EASY TO INSTALL -- Direct-fit bolt-on replacement solution with OE-style hangers, brackets and pipe routings for easy installation and doesn't require specialized fabrication and/or welding
- BUILT TO LAST -- Internal partitions and mechanically joined tubes allow expansion and contraction during temperature changes to minimize distortion while spun-locked heads and OE-style spot welds provide stability and longer service life
- Suitable for 1994-1997 Mazda Miata L4 1.8L
- 【Product Dimension】 Diameter 2.37 in; Oval muffler 8.67*5.31 (length 11.81); Tail pipe 3.5 in
- The stainless steel material resists rainwater and salt erosion with ease, featuring long-lasting rust resistance. It significantly reduces long-term replacement costs and offers better durability than ordinary exhaust components.
- It precisely optimizes exhaust flow efficiency, effectively reduces engine exhaust back pressure, enhances responsive power delivery, and meanwhile improves fuel efficiency—combining performance and practicality in one.
- Leveraging the excellent high-temperature stability and deformation resistance of stainless steel, it prevents pipeline deformation and loose connections even under repeated heating and cooling cycles. Furthermore, it achieves long-term suppression of resonant noise, ensuring a quiet driving experience.
The Ultimate Buying Guide: Making Your Miata Roar
So, you want to give your Mazda Miata a voice that matches its sporty spirit? An aftermarket exhaust system can do just that! It’s not just about a louder sound; it can also make your car feel a little zippier. Let’s break down what you need to know before you buy.
1. Key Features to Look For
When you’re shopping for a Miata exhaust, keep these important things in mind:
- Sound Level: Do you want a deep rumble or a more aggressive bark? Exhausts come in different loudness levels.
- Tone: Some exhausts have a higher-pitched, sportier sound, while others are deeper and more mellow.
- Material: This affects how long it lasts and how it sounds. We’ll talk more about this soon.
- Design: Some exhausts have a single tailpipe, while others have two. This is mostly for looks.
- Fitment: Make sure the exhaust is made specifically for your Miata model and year.
- Ease of Installation: Some are bolt-on, meaning they’re easier to put on yourself.
2. Important Materials
The material of your exhaust is super important for how it looks, sounds, and lasts.
- Stainless Steel: This is the most common and a great choice. It doesn’t rust easily and holds up well against heat and weather. It offers a good balance of sound and durability.
- Titanium: This is a premium material. It’s very light and can produce a sharper, more exotic sound. However, it’s also more expensive.
- Mild Steel: This is cheaper but will rust over time, especially if you live in a place with snow or salt on the roads. It’s usually coated to slow down rust.
3. Factors That Improve or Reduce Quality
Several things make an exhaust system better or worse.
- Construction Quality: Look for smooth welds and good craftsmanship. This means the exhaust was built with care.
- Pipe Diameter: The size of the pipes can affect how much air flows through. Too big or too small can actually make your car perform worse. Manufacturers usually design these for optimal performance.
- Muffler Design: The muffler is what quiets the exhaust. Different designs create different sounds and can impact backpressure, which affects engine performance.
- Brand Reputation: Well-known brands often use better materials and have more experience designing exhausts that work well.
- Weight: Lighter exhausts can sometimes help with a car’s overall performance, especially in a lightweight car like the Miata.
4. User Experience and Use Cases
Think about how you’ll use your Miata and what you want from your exhaust.
- Daily Driving: If you drive your Miata every day, you probably want an exhaust that sounds sporty but isn’t too loud or annoying on long trips. A good balance of sound and refinement is key.
- Weekend Fun/Track Days: For those times you want to really let your Miata sing, a more aggressive exhaust might be perfect. You can enjoy the louder, sportier sound when you’re out for a spirited drive.
- Show Car: If your Miata is a show car, you might choose an exhaust with a flashy tip design or a unique material like titanium.
- Performance Gains: While a new exhaust won’t magically give you tons of horsepower, a well-designed system can improve airflow slightly, leading to a small boost in performance and a more responsive feel.
Choosing the right exhaust is a fun way to personalize your Miata. Do your research, consider what you want, and get ready to enjoy a better sound!
Frequently Asked Questions (FAQ) about Miata Exhausts
Q: What’s the biggest benefit of an aftermarket Miata exhaust?
A: The biggest benefit is usually the improved sound. It makes your Miata sound sportier and more exciting.
Q: Will a new exhaust make my Miata faster?
A: It can help a little. A better flowing exhaust lets your engine breathe easier, which might give you a small increase in power.
Q: How loud will a new exhaust be?
A: That depends on the exhaust. Some are designed to be just a bit louder than stock, while others are much more aggressive. Check product descriptions for sound ratings.
Q: Is it hard to install a Miata exhaust?
A: For many systems, it’s a bolt-on job. If you’re comfortable using basic tools, you can often do it yourself. Some people prefer to have a mechanic do it.
Q: Can I get a ticket for having a loud exhaust?
A: Yes, some places have noise ordinances. It’s important to check your local laws before buying a very loud exhaust.
Q: What’s the difference between a cat-back and an axle-back exhaust?
A: A cat-back system replaces everything from the catalytic converter back. An axle-back system only replaces the muffler and tips at the very end.
Q: Do I need to change anything else on my Miata if I get a new exhaust?
A: Usually, no. Most aftermarket exhausts are designed to fit your Miata without needing other modifications.
Q: How long will a stainless steel exhaust last?
A: A good quality stainless steel exhaust can last many years, often for the life of the car, if it’s well maintained.
Q: Can I hear my passenger better with a quieter exhaust?
A: Yes, a quieter exhaust will make it easier to have conversations or listen to music in your car.
Q: Where can I find reviews for specific Miata exhausts?
A: You can find reviews on car parts websites, Miata enthusiast forums, and YouTube. Seeing and hearing them in videos is very helpful.