38 Best Cat-Back Exhaust Systems for Performance and Sound Enhancement

A cat back exhaust system replaces your vehicle's muffler and its piping, providing a powerful upgrade for engine sound and performance. Our carefully selected systems enhance your ride while maintaining legal compliance and factory warranty integrity.

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Reviews

Invidia 02-07 WRX/STI 76mm N1 Racing Cat-Back Exhaust

A high-quality cat-back exhaust system that transforms your WRX/STI's sound while maintaining reliable performance. The titanium tips add a striking visual upgrade, and most owners report significant improvements in both sound and power.

Jeep Wrangler Muffler Catback Exhaust System

This catback exhaust system drops restrictive factory pipes for 2.5-inch stainless steel ones, with a perforated core muffler that lets your Jeep WRangler breathe easier and sound better. The result is 15-25 more horses or torque at the wheels, along with a sweet custom soundtrack that'll turn heads at every stoplight. The Chinese-made system comes polished for a factory-like appearance, though you might want to consider upgrading the tips if you plan to show it off at car shows.

DNA CBE-MRX8 Mazda RX-8 Exhaust System

This catback system swaps out your car's restrictive factory exhaust with smooth-flowing 3.5" stainless steel pipes that help your Mazda RX-8 breathe easier and sound meaner at the same time. The T-304 stainless construction and TIG-welded joints can take whatever your engine dishes out, while the dual-path muffler lets through an aggressive drone that'll turn heads at stoplights. Hook it up and you'll feel the power difference right away – owners have reported gains of 15-25 horsepower and smoother low-end torque, all wrapped up in a shiny chrome muffler package.

MBRP S6100PLM 4" Turbo-Back Exhaust System

These smooth-mandrel bent tubes deliver a significant boost in exhaust flow, giving your engine a more efficient breathing experience without the complication of catalytic converter work. The bolt-on design makes installation a breeze, typically requiring just 45 minutes of your time. The system's aggressive tone will surely turn heads, though some might find it a bit too robust for everyday driving.

Spec-D MFCAT2-ACD90T-SD Honda Accord Catback Exhaust System

This catback system brings out the best in your Honda Accord, with a deep resonant tone that'll turn heads at traffic lights. Made from premium titanium and stainless steel, it helps your car feel more responsive and powerful – though it might require some careful tuning to get everything just right. The included silencer lets you choose between a raw, raspy exhaust note or a smoother flow that still keeps the character you love.

Megan Racing Scion tC 05-10 Catback Exhaust

If you're looking to upgrade your Scion tC's exhaust system, Megan Racing's Cat-Back kit is a great choice. Made from durable 304 stainless steel with a polished finish, this performance exhaust system features a distinctive 4-inch tip that enhances both sound and functionality. The carefully engineered design improves both power and torque through its straight-through configuration and thoughtfully crafted components.

Corsa 14857 WRX Sport Cat-Back Exhaust

This premium stainless steel cat-back system from Corsa delivers an impressive balance of performance and sound quality that won't fill your cabin with unwanted drone. The straight-through design and mandrel-bent tubing work together to maintain a smooth flow while the patented RSC technology ensures your exhaust note stays refined whether you're cruising or accelerating. Installation is a breeze with included hardware and detailed instructions, making this more than just a performance upgrade—it's a hassle-free way to enhance your Subaru WRX's character.

Spec-D MFCAT2-TC05 Scion TC JDM Catback Exhaust

With its precision-crafted stainless steel components and mandrel-bent piping, this Spec-D catback exhaust system delivers both performance gains and an impressive auditory presence that turns heads on Scion FRS and TC models. The system's straightforward installation process and factory-matching appearance make it an attractive upgrade option for enthusiasts seeking enhanced sound and power without extensive modifications. While some users have noted compatibility issues and minor fitment challenges, many appreciate the substantial performance improvements and well-crafted construction that distinguish this exhaust system from lesser options on the market.

DNA CBE-HC06EX Honda Civic Cat-Back Exhaust System

This catback exhaust system gives your Honda Civic an aggressive deep tone while maintaining smooth exhaust flow, thanks to its high-quality T-304 stainless steel construction and precision TIG welding. The larger 4" tips reduce backpressure and increase both horsepower and torque, delivering a significant performance boost to your 1.8L engine. The polished exterior not only looks great but also resists corrosion for lasting performance.

Vicrez BD Cat-Back Exhaust System for Dodge Challenger

This Vicrez cat-back exhaust system gives your Dodge Challenger SXT/GT a performance upgrade with 304 stainless steel construction that fits perfectly from 2015 to 2022 models. The system replaces your original exhaust components for a significant sound and power boost while maintaining factory emissions standards. The direct bolt-on installation makes it a popular choice among owners looking to enhance their Challenger's soundtrack without complicated modifications.

Carpartsinnovate JDM Burnt Titanium Tint Catback Exhaust System

This polished titanium catback exhaust system drops right in place of your stock setup, complete with a matching burnt tip that adds an eye-catching touch. Made from high-quality materials that surpass original equipment specs, it's both durable and attention-grabbing – exactly what you'd expect from a proper performance upgrade.

Manzo USA Mazda Miata MX-5 Catback Exhaust System

This stainless steel catback system gives your Mazda Miata's exhaust a significant upgrade, with a beefy 2.25-inch diameter pipe that roars when you step on the throttle. The system's simple design—no oxygen sensors—makes installation a breeze, though you'll need to remove a rear subframe brace to get it mounted. The result? A deep, satisfying sound that draws plenty of attention while maintaining respectable performance.

Rough Country 16-22 Toyota Tacoma Performance Cat-Back Exhaust System

Elevate your Toyota Tacoma's performance with this dual-cat back exhaust system that delivers a powerful, throaty sound while maintaining optimal vehicle function. The 3.5L-specific system improves airflow and features durable 409 stainless construction with mandrel-bent tubing and dual-wall stainless steel tips. The installation process is surprisingly straightforward, with the system fitting perfectly into the factory hangers and requiring no welding for a hassle-free upgrade.

Legato LEX4211 Cat-Back Exhaust Kit

This stainless steel cat-back exhaust system transforms your V8-powered Ford F150 from workhorse to wagon-wrench with its chambered muffler and split exhaust design that lets you choose between rear or side exit options. The double-wall 304 stainless steel tips add that coveted performance sound without the drone, while the included hangers and hardware make installation a breeze. Whether you're towing your camping rig or just cruising around town, these high-performance pipes will give your truck the soundtrack it deserves.

DNA Motoring Scion xB T2B Catback Exhaust System

This meticulously crafted catback exhaust system combines high-quality T-304 Stainless Steel construction with TIG welded CNC flanges for exceptional durability and corrosion resistance. The result is an aggressive deep tone that's both powerful and smooth, while significantly reducing backpressure to unleash hidden engine potential. Dyno-tested to deliver measurable gains of 15-25 horsepower, this meticulously engineered system transforms your Scion xB into a more responsive, powerful machine.

Corsa Performance 21184 Cat-Back Exhaust System

When it comes to upgrading your Ford F-150's exhaust system, you have two compelling options from CORSA: the Sport and Xtreme levels. Both feature that signature deep-throated V8 sound you crave, with the Xtreme delivering 18% more flow and 13 decibels extra volume. Thanks to CORSA's patented No-Drone technology and straight-through design, your exhaust note carries with class, never intrusion. The polished 4-inch exhaust tips not only look amazing but also help maintain that signature sound signature you'll notice everyone else notices.

Spec-D MFCAT2-CMR10 Catback Exhaust System

This Spec-D exhaust system gives your Camaro a throaty growl and adds serious power - up to 25 horses. Made from light T-304 stainless steel, it's easier to install than many catback systems, though pro help is still recommended. The dual 3.38-inch tips really finish the look.

DNA Mitsubishi Eclipse 2.4L Catback Exhaust System

This polished catback exhaust system gives your Mitsubishi Eclipse a powerful upgrade with its T-304 stainless steel construction and precision mandrel-bends. The carefully engineered muffler tips add an aggressive deep sound while maintaining smooth airflow, backed by dyno-proven horsepower gains of 20-25 horsepower and improved torque. The CNC TIG-welded flange construction ensures lasting performance through rigorous driving conditions.

Xforce Dodge Ram 1500 5.7L Catback Exhaust System

The XForce catback system gives your Dodge Ram 1500 a sweet exhaust note while keeping installation simple with all necessary hardware included. At just 42 pounds, this lightweight system won't sap your truck's performance, and its 45-inch length fits perfectly without modification. With CARB compliance and proven reliability from satisfied owners, this Cat-Back Exhaust System delivers the goods.

Invidia Gemini R400 Catback Exhaust

When it comes to Civic hatchbacks, upgrading your exhaust system can make a significant difference in both performance and sound quality - and this titanium-tip catback system from Invidia delivers exactly that. Crafted from durable 304 stainless steel with that signature titanium finish, these exhaust tips really pop while the double rear exit design keeps airflow smooth and efficient. owners love how this system transforms their daily driver without being too loud, delivering that coveted deep Civic growl that wakes up your drive experience.

Invidia N1 Cat-Back Exhaust System

A popular choice among Subaru enthusiasts, this dual-cat back system features high-quality stainless steel construction and mandrel-bent piping for improved performance. While some users note the exhaust sound can be quite loud, most reviewers praise its deep, distinctive rumble and easy installation. The system delivers noticeable power gains while maintaining reliable functionality.

DNA Motoring Mitsubishi Eclipse 4G 2.4L Catback Exhaust System

If you're looking to give your Mitsubishi Eclipse a power boost, this exhaust system is worth checking out. Built from durable T-304 stainless steel with precision bends and a reinforced flange, it'll handle your engine's increased demand. The dual-muffler design delivers that satisfying deep exhaust note while keeping things smooth under acceleration.

MBRP S6200P Cat Back Exhaust System

These cat-back exhaust systems bring out the best in your vehicle with their aggressive sound and responsive performance. The single-tailpipe design flows smoothly from the muffler to the end, letting your engine breathe easier than stock. At just the right volume, it adds character without being overly loud – think of it as the Goldilocks of exhaust systems: not too quiet, not too loud, but just right for the ride you driv

Spec-D 2008-2014 Subaru Impreza WRX STI 4" Catback Exhaust System

This cat-back exhaust brings N1-style performance to your WRX STI, with a sleek design that fits perfectly without modifications. At just 37 pounds, it's lightweight yet powerful, giving your sedan that signatureSpec-D sound while improving breathing and response.

Spec-D MFCAT3-240SX95 NVIDIA 240SX S14 Catback Exhaust System

This stainless steel catback system gives your 240SX a deep, satisfying exhaust note while adding 15 horsepower. With its CNC mandrel bends and removable silencer, it's a practical upgrade that's easy to install on any base, SE, or LE model. The gleaming chrome finish and 4-inch outlet tip make it a visual and auditory statement on your Nissan.

DNA Motoring CBE-ME06V6 Mitsubishi Eclipse 3.8L V6 Catback Exhaust System

This high-quality catback exhaust system transforms your Mitsubishi Eclipse's performance with its T-304 stainless steel construction and precision mandrel-bent pipes. The system boost horsepower and torque while maintaining smooth airflow, as proven by dyno testing. The aggressive 4-inch muffler tip delivers impressive sound without sacrificing durability or efficiency.

DNA EG Civic 2/4DR Catback Exhaust System

Install this stainless steel catback system to transform your Honda Civic's exhaust note while adding serious power - expect a healthy gain of 15-25 horsepower. The computer-mandrel bent pipes and TIG-welded construction ensure both performance and durability, though some owners have reported fitment issues that may require creative solutions like additional hangers or trimming. The aggressive deep tone is sure to turn heads, but be prepared for a sound that might be too loud for daily highway driving.

DNA CBE-SIM Catback Exhaust System

This catback exhaust system transforms your vehicle's sound signature while maintaining responsible decibel levels. Constructed from durable T-304 stainless steel with precision mandrel-bends and TIG-welded flanges, the system reduces exhaust backpressure and improves engine efficiency. The result is enhanced power delivery and a smooth-flowing exhaust note that's sure to turn heads on the street.

DNA Motoring 4" Catback Exhaust System

This cat-back exhaust system gives your Scion TC's engine a noticeable boost, thanks to its high-quality T-304 stainless steel construction and precision CNC welding. The result is both a deeper exhaust note and improved engine performance, with dyno testing showing increases of 15-25 horsepower. The polished finish adds a nice touch while the system works behind the scenes to reduce backpressure and improve overall efficiency.

Thrush 89027 Cat-Back Exhaust System

With its 2.5-inch aluminized pipes and Thrush turbo mufflers featuring reversible flow chambers, this complete exhaust system delivers a classic Thrush sound while maintaining strong durability through its 100% aluminized construction. The straightforward bolt-on installation requires no special tools or modifications, making it an ideal upgrade for your truck's exhaust system.

DNA Motoring 4" Catback Exhaust System

The durable 304 Stainless Steel construction and computerized mandrel-bends create a strong, long-lasting exhaust system that reduces backpressure and increases horsepower by 15-25%. The precision TIG welding and CNC flange ensure reliability under pressure. The system's smooth 3-inch inlet and main piping give way to a impressive 4-inch diagonal cut muffler tip, delivering a powerful sound that's sure to turn heads. Dyno-tested for real performance gains, this catback exhaust transforms your truck's power delivery and sound signature.

DNA 06-11 Honda Civic Catback Exhaust System

This high-quality catback exhaust system gets its power from computerized mandrel-bends and TIG-welded construction, while the 4-inch burnt muffler tip adds that distinctive performance look. The 2.25-inch piping flows freely to boost both horsepower and torque, though some owners have reported rattles and loose parts inside the muffler.

DNA Motoring Dodge Neon Catback Exhaust System

This catback exhaust system for your Dodge Neon brings out the best in your engine with its precision TIG welded construction and optimized flow design. The result? A thunderous yet refined exhaust note that turns heads at every stoplight, while under-the-hood improvements deliver the extra power you're looking for. The polished finish adds a touch of premium style to complete the upgrade.

Manzo Catback Exhaust System for Infiniti G35/G37 4DR

This cat-back exhaust gives your Infiniti G35 or G37 a deeper tone and a bit more power, with installation as simple as bolting it on - no modifications needed. Made from durable 202SS steel and mandrel-bent for smooth flow, the system includes everything you need for a straightforward upgrade. While some models need minor adjustments for a perfect fit, many owners praise its low-maintenance design and impactful sound.

DNA Motoring CBE-TTAC05-40L Muffler Catback Exhaust System

The polished stainless steel catback exhaust system gives your Tacoma's 4. 0L engine a powerful vocal upgrade while keeping weight low. With precise computer-mandrel bends and TIG-welded construction, every piece is designed to flow unrestricted and last for miles. The louvered core muffler reduces oppressive drone without sacrificing the deep, aggressive tone that performance enthusiasts crave.

Spec-D Honda Accord Catback Exhaust System

This high-performance catback exhaust system brings out the best in your Honda Accord, with a lightweight design that won't drag down your car's weight. The 4" titanium tip and C. N. C. machined flanges create a seamless upgrade that looks great and sounds even better. The system can add up to 15 horsepower to your engine's output, thanks to its straight-through design and mandrel-bent pipes that reduce restriction.

DNA Motoring CBE-NS02 Nissan Sentra Catback Exhaust System

This catback exhaust system gives your Nissan Sentra an aggressive deep tone while maintaining smooth gas flow. The high-quality T-304 stainless steel construction and TIG-welded CNC flanges ensure durability under performance, with dyno testing showing significant power gains of 15-25 horsepower. The polished exterior finishes off the upgrade perfectly.

DNA Motoring Dodge Neon Catback Exhaust System

This high-quality exhaust system from DNA Motoring brings out the best in your Neon with its T-304 stainless steel construction and precision TIG welding. The smooth-flowing pipes and aggressive muffler deliver a satisfying performance sound while keeping power loss to a minimum. Dyno testing has proven it can add 15-25 horsepower, making it a practical upgrade that improves both performance and efficiency.

Buyer's Guide

A cat back exhaust system is a popular choice for automotive enthusiasts looking to enhance their vehicle's performance and sound. Understanding the key components and considerations will help you select the right system for your car.

Core Components

The primary components of a cat back system include the rear cats (catalytic converters), muffler, and heat shield. The rear cats reduce harmful emissions, while the muffler controls exhaust noise. A heat shield protects underbody components from intense exhaust heat.

Performance Enhancements

While cat back systems do not typically increase horsepower, they can improve engine efficiency and torque. Reduced backpressure allows for smoother power delivery and better throttle response. This results in improved acceleration and overall vehicle performance.

Installation Requirements

Proper sizing and fitment are crucial for optimal performance. The system must match your vehicle's specifications and clearance requirements. Some modifications may be necessary for newer cars with close-fitting components. Professional installation is often recommended to ensure correct placement and connections.

Sound and Aesthetic Considerations

Modern cat back systems offer multiple sound levels through adjustable mufflers. A slight increase in exhaust note enhances the driving experience while remaining relatively subtle. Premium systems feature polished finish hardware and durable construction for an aesthetic upgrade.

FAQ

What is a cat back exhaust system?

A cat back exhaust system replaces the factory muffler and piping between the catalytic converter and the end of the exhaust system. This upgrade focuses on the muffler and its surrounding piping, typically offering improved sound quality and potentially enhanced performance.

The term "cat back" specifically refers to this section of the exhaust system, as it includes the catalytic converter if present, but excludes the factory-installed portion before the catalytic converter.

Why choose a cat back exhaust system?

Cat back exhaust systems enhance sound quality by replacing the stock muffler with a larger, more resonant unit. This upgrade can significantly change the vehicle's exhaust note, often resulting in a more aggressive or sporty sound.

Performance gains may also be realized through reduced backpressure and optimized gas flow, though these benefits vary by model and tuning. Proper calibration may be required to maintain optimal engine performance.

What are the primary components?

The system typically consists of a larger-than-stock catalytic converter (if included), expanded piping, and a high-flow muffler. Quality systems often feature stainless steel construction and improved airflow paths.

Some systems include upgrades like heat shields, silicone hoses, and polished titanium tips to enhance both performance and visual appeal.

How much does a cat back exhaust cost?

Prices range from $1,000 to $3,000 depending on the brand, materials, and included features. Higher-quality materials and exotic finishes tend to increase the cost.

Installation typically requires advanced mechanical skills and specialized tools, so labor costs can significantly impact the total expense. Many systems cost $500-1,500 when installed professionally.

How long does it take to install?

Installation usually takes 4-8 hours, depending on the complexity of the stock exhaust system and available installation space. Some systems may require modifications to fit properly.

Professional installation typically takes 2-3 hours, while DIY installation can take longer due to the complexity of the exhaust system and potential fitment issues.

What maintenance is required?

Cat back exhaust systems generally require minimal maintenance, with regular inspections of the muffler hangers, clamps, and connector joints. Leaks should be addressed promptly to prevent damage.

Stainless steel components resist corrosion, but the system should be inspected for wear, particularly after harsh weather exposure or frequent use in dusty conditions.