AutoCarParts offers a wide selection of cat-back exhausts systems with numerous
fitments. We offer systems dual exhaust system from 5zigen, Apex'i, Comptech, DC Sports, GReddy,
HKS, Tanabe, and much more. We offer systems for Integras, Civics, Accords,
and Preludes to IS300, TL-S, and much more. In addition to our cat-back
mufflers, we also offer axle-back systems, headers, universal mufflers,
and other exhaust related products.
We carry all the top brands and models with applications to fit most makes
5Zigens top of the line exhaust systems, the Pro Racer series are constructed from lightweight high quality full stainless steel material welded to Inconel nickel steel burnt tips. Designed from extensive research and development from 5Zigen circuit racing experience, the unique combination of Inconel nickel steel and stainless steel form one of the most durable exhaust system ever created.
5Zigen ProRacer GN muffler
Skilled race engineers have done precise formation of the tailend using a cattling (special cutter knife) for finish processing. With the unique silencer structure of this system, 5Zigen have created an invigorating and thoroughly-penerating sound like that of the N1 machines. Tailend: Cut-Weld Finish, Main pipe: SUS409, Flange: SUS304.
Specific Exhaust system built for the Nissan Fairlady Z (aka 350Z)
*High level quality and a sports flavor
*Lightweight layout making the rear over-hange lighter as well
*Quiet at idle, Sporty sound and acceleration
Mellower exhaust sound. These systems feature the same great look and quality as our Classic systems. STEALTH systems are tuned towards low to mid-range power and are recommended on mildly modified vehicles.
The N1 Muffler series has evolved once again! The N1 ExTi (Expert Titanium) offers all the performance and quality of our race proven N1 Exhaust systems plus the incorporation of an ultra light weight titanium muffler section. For years, the N1 Titan has only been available to our customers in Japan; at APEX USA we are very pleased to be able to offer this muffler to the US tuning market under the N1 ExTi name.
The N1 ExTi utilizes full stainless steel piping mated to an immaculately constructed Titanium N1 Muffler. The muffler section features a full titanium canister which discharges through an adjustable length 115mm super heated (burnt) titanium tip. The 5 step adjustment range of the finisher tip is designed to allow users with aero kits the ability to extend or retract the tip to meet the dimensions of the rear bumper.
The N1 ExTi stands as a true lightweight version of the N1 exhaust, successfully blending form with function.
Apexi Exhaust -World Sport Series Exhaust system is designed to conform to the new World standard in quality, style and price. The concept is based on an idea that because a product is affordable, quality and overall feel should not be compromised. The canister is made of the highest grade polished SUS304 stainless steel while the mandrel bent piping consists of high temperature, titanium particle coated mild steel. This muffler has always been the standard for aftermarket street exhaust systems. The oval canister houses a newly designed rolled tip for an extremely high class finish. Interior construction has been fine tuned for even more low to mid-range power. Countless magazine dyno tests have proven the WS exhaust to be one of the best all around exhaust systems on the market. As always, all Apex cat back exhaust systems come complete with all necessary hangers, nuts, bolts, and gaskets.
The World Sport muffler is for the performance enthusiast who has more on their minds than just pure power. This system is designed to provide excellent low and mid range power without excessive noise. The sporty, yet elegant look is made possible by using a polished SUS 304 stainless steel muffler, 60mm titanium particle powder coated mild steel piping, paired with a 100mm (3.93 inch) polished tip. Robotic TIG welds along with precise hand crafted welds ensure maximum longevity and performance. The WS system possesses all of the motorsports passion and intensity associated with APEXi products. This system is ideal for the daily driver car of an enthusiast, or for vehicles that want the high class sporty look without the noise.
Top-of-class street muffler combining both style and performance
Designed for hard tuned, street driven vehicles, the PS Revolutions exhaust pressure activated active valve system provides the hardcore enthusiast with the best of both worlds. The retracting valve is engaged and disengaged based upon exhaust gas pressure. This revolutionary new muffler design allows high powered street cars to maintain a tolerable, and legal, exhaust note at idle and light throttle acceleration while completely disengaging during high throttle, high load situations. Never before has an exhaust system seamlessly fused the streetability of a stock exhaust system and the performance of a low restriction racing exhaust. Like all APEX exhaust systems, the PS Revolution features a high quality SUS 304 stainless steel muffler. Being the standard for performance and reliability, the PS Revolution uses full stainless steel mandrel bent piping for added strength and minimum weight.
The N1 series muffler has become a staple of the import tuning industry. The N1 was the first of its kind to incorporate the classic angled muffler design that has became so familiar with todays street cars. Born from our involvement in the grueling N1 endurance series, the N1 exhaust system pairs a straight through design racing muffler with free flowing, mandrel bent piping (60.5mm N/A, 80mm for turbo applications). The combination has resulted in dyno proven horsepower and countless satisfied customers world wide. Designed with track use in mind, durability is of utmost importance. The polished SUS 304 stainless steel canister features robotic TIG welding for an immaculate finish and years of reliable performance. The mild steel piping is treated with our special high temperature titanium particle coating. The N1 is truly THE benchmark in which others strive to duplicate.
Apexi N-1 Dual Mufflers is a hybrid variation of the N1 exhaust. This system incorporates a twin pipe, twin canister design for improved mid-range torque without sacrificing top end power. The twin piping is constructed of mild steel with a titanium particle coating mated to SUS 304 polished stainless steel canisters. Each canister features a polished 90mm (3.54 inch) tip. Robotic TIG welds compliment the hand crafted MIG welds to create on of the most innovative and dynamic exhaust systems on the market
Apexi Exhaust GT Spec Mufflers is the ultimate in high power exhaust systems. Previously available only for select GT class vehicles, we are now proud to offer the GT Muffler for a wide variety of popular vehicles. The GT System is a FULLY polished stainless steel exhaust utilizing a massive 95mm* (3.74 inches) piping diameter channeled through a 114.3mm (4.5 inch) tip. APEXi proudly stands as one of the only manufacturers in Japan to own and operate a 95mm mandrel pipe bender. An APEXi Silencer is included to suppress exhaust sound output for street applications. By using even lighter SUS 304 stainless steel piping to save weight, the GT Series muffler stands as the benchmark of power, craftsmanship, and design. Each muffler incorporates immaculate robotic TIG welds as well as hand crafted welding.
In the N-1 Endurance Race, efficiency is everything. With that in mind, the N-1 exhaust systems were born to satisfy the want for quick throttle response and to effectively handle the rigorous demands of high-horsepower engines. The pipes were engineered
The N1 Evolution combines all the racing heritage and proven performance of the original N1 muffler but raises the ante by adding light weight, fully polished stainless steel piping. This is the ultimate N1 exhaust system. Mandrel bent, full stainless steel construction provides maximum power gains and resistance to rust or other damage caused by weathering. Like the original N1, the N1 Evolution uses the minimum amount of pipe bends to allow for greater exhaust flow. The N1 Evolution was created for those who are looking for something one step further than the classic N1 design. Available only for a select amount of vehicles, the N1 Evolution stands as a brilliant testament to exhaust system fabrication.
* Please note that, due to the tapered tip of the N1 Evolution exhaust system the ATS Silencer WILL NOT fit properly. This is only true for the N1 EVOLUTION mufflers, all other exhaust systems will fit without problems.
The Super Megaphone Exhaust System was the original single tip muffler in Japan. It popularized the single tip design and set quality standards for performance exhausts. The canister and tip of the Super Megaphone is constructed from SUS 304 polished stainless steel. The tip measures 115mm in diameter and is stamped with its unique logo. This muffler is sure to become a classic in the world of performance exhausts.