Flashark Catback Exhaust System for 2002-2006 Honda Acura RSX DC5 Type-S 4-inch Burnt Muffler Tip K20
Specifications:
Brand Name: FLASHARK
Certificate: ISO9001:2000
Material: Stainless Steel
Surface: Mirror Polish
Application: Catback Exhaust
Inlet/ Muffler Exhaust Tips: 2.50"/ 4.00"
Main Piping Diameter: 2.50"
Features:
- Includes all pipe and muffler sections from behind the catalytic converter back
Clamps, gaskets, and hardware are included for installation
- Polished muffler and tip areas add high style visually
- Larger-diameter pipes and less restrictive design provide better airflow for increased engine power and efficiency
- Mandrel bending process during construction ensures consistent diameter and flow pressure within all curved pipe sections
- Designed for high-performance applications
- TIG welding ensures quality welds that are clean, even, and more durable under pressure
- Exhaust note is deeper sounding and more aggressive

When upgrading your factory exhaust, you want a well-made performance system that provides superior engine breathing, proper exhaust rumble, good looks, and quality that will last. Unless you’re gaining all these things, why bother? Flashark’s performance exhaust system delivers on everything a performance system should be, and does it while being one of the best values in exhaust systems you’ll find on the market today.
First, mandrel bending during construction means every single curve in the pipes maintains the correct diameter to tight tolerance specifications, so airflow is as free as possible the whole way through. Because it’s so much freer, you get the real authoritative exhaust rumble you crave. Plus, TIG welds during construction provide greater strength that will withstand the rigors of high-performance driving or racing.
FLASHARK catback exhaust systems are made of Stainless Steel with a fully polished surface, CNC machined flanges and mandrel bends. Its aggressive styling, and deep, strong tone are just part of the MR exhaust system characteristics. It also serves to improve horsepower, torque and overall performance with its straight-through design. Finished with a tip that is designed to increase the scavenging effect and achieve maximum performance, while adding a perfect match on exterior styling as well. It's really easy and convenient to use: direct bolt-on, no modification needed.
Fitment & Compatibility
| Brand | Model | Year Range | Full Compatible Specs |
|---|---|---|---|
| Acura | RSX (DC5) Type-S 2-Door | 2002-2006 | 2.0L K20A2 / K20Z1 I4 Engines Only |
- RSX Base trim / non-Type-S models
- Non-2-door body styles or non-DC5 chassis models
- Engine-swapped or heavily modified vehicles
Frequently Asked Questions: 2002-2006 Acura RSX DC5 Type-S Exhaust Upgrade
Q1: Will this acura rsx exhaust system fit all RSX models?
A1: This specific Flashark catback exhaust system is precision-engineered specifically for the 2002-2006 Acura RSX Type-S (DC5 chassis) equipped with the K20 2.0L engine. It is designed as a direct bolt-on upgrade for these high-performance models.
Q2: What parts of the car exhaust system are included in this kit?
A2: This comprehensive acura rsx exhaust kit includes all the necessary automotive exhaust components from behind the catalytic converter back to the rear bumper. This includes the 2.50" mandrel-bent mid-pipes, the polished muffler section with the 4-inch burnt tip, plus all required clamps, gaskets, and installation hardware.
Q3: Why is this considered one of the best exhaust for rsx type s?
A3: Enthusiasts consider this the best exhaust for rsx type s because it delivers an unbeatable balance of performance, aesthetics, and value. The combination of premium stainless steel, flawless TIG welding, 2.5" mandrel-bent piping for superior airflow, and the aggressively styled flashark 2002 2006 honda acura rsx dc5 type-s 4-inch burnt muffler tip k20 gives you high-end track performance without the inflated price tag.
Q4: How does this rsx type s exhaust sound compared to the factory setup?
A4: You can expect a massive improvement in sound dynamics. Upgrading your restrictive stock pipes to this straight-through dc5 catback exhaust unlocks the K20 engine's true voice. It delivers a much deeper, authoritative exhaust rumble and a significantly more aggressive tone, especially when you hit VTEC.
Q5: Will I need to weld or modify my car to install this dc5 exhaust system?
A5: Not at all! This rsx catback exhaust is designed for high-performance applications with the convenience of a direct bolt-on installation. The CNC machined flanges align perfectly with your factory catalytic converter, meaning no cutting, welding, or custom fabrication is needed.
Q6: Does this 2004 acura rsx exhaust upgrade improve horsepower?
A6: Yes, absolutely. The factory exhaust restricts engine breathing. By upgrading to larger-diameter 2.50" main piping and utilizing a straight-through muffler design, this acura rsx type s exhaust drastically reduces backpressure. This freer airflow translates directly to improved horsepower, torque, and overall engine efficiency.
Q7: I have a 2005 model. Will this exact 2005 acura rsx exhaust fit?
A7: Yes, whether you need a 2002 acura rsx exhaust, a 2004, 2005, or a 2006 acura rsx exhaust, this Flashark system is guaranteed to fit perfectly on any DC5 Type-S within that entire generation.
Q8: Will replacing my rsx muffler with this system cause a Check Engine Light (CEL)?
A8: No, installing this rsx exhaust system will not trigger a Check Engine Light. Because it is a "catback" (catalytic converter-back) system, it leaves your factory emissions equipment and primary oxygen sensors completely untouched and functional.
Q9: What is the benefit of the "mandrel bending" mentioned for this dc5 exhaust?
A9: Traditional crush-bending pinches the exhaust pipe at the curves, restricting flow. The mandrel bending process used in this rsx cat back exhaust ensures that the 2.50" inner diameter remains 100% consistent throughout every single curve. This maintains maximum exhaust gas velocity and prevents power-robbing turbulence.
Q10: What are the exact dimensions of the rsx type s muffler tip?
A10: The system features a massive, visually striking 4.00" outlet tip with a beautiful burnt finish. The inlet to the muffler section is 2.50" to match the main piping, ensuring a smooth transition that maximizes the scavenging effect.
Q11: How durable is the build quality on this acura rsx muffler?
A11: Built to ISO9001:2000 standards, this dc5 muffler and piping system is incredibly durable. It is constructed entirely from high-grade stainless steel for rust and corrosion resistance. Furthermore, the joints feature professional TIG welding, which produces stronger, cleaner, and more pressure-resistant welds than standard MIG welding.
Q12: How do I maintain the polished look of my new acura rsx exhaust?
A12: To keep your exhaust looking fresh, regularly wash it with standard car soap and water to remove road grime. You can use a non-abrasive metal polish on the stainless steel piping and the body of the muffler to maintain the mirror shine. Just be gentle around the 4-inch burnt tip to preserve its unique customized coloring.


















