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.
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 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.
The Apexi WS NOIR Muffler is based on the "Original" World Sport Muffler Canister and Tip. It is finished with an all matte-black powder-coat from piping to tip. The package includes muffler, cat-back piping and all necessary hardware.
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.
Borla exhaust system employs mandrel-bent tubing, all-welded construction, and is designed for accurate fit and super easy installation. Warp-free 3/8-1/2 thick flanges provide the ultimate in power and strenth.
The Borla exhaust sound is just a bit louder than stock, but the performance gains are quite impressive, providing up to a 7-10% increased horsepower and torque.
Borla exhaust have a nice mellow tone, which is why they are rated so highly in the performance exhaust system reviews on our site.
Please click on the link below for images of the Borla tips listed in the description notes for your specific model.
DC Sports exhaust system / cat-back features mandrel bends for unrestricted flow, 16 gauge large diameter tubing and Dc Sports exclusive muffler core packing.
GReddy new SP2 Street Performance exhaust is now in full stainless steel!
It wasn't easy to improve on the popular GReddy SP system. But through customer feedback from over 10 years of use and testing, GReddy redesigned the SP as a full stainless steel cat-back exhaust system that is similarly priced to the original SP system. The new SP2 features a 304 stainless steel muffler canister with extra strong 430 SS end caps that feature a deep, high polish. Large, high volume mufflers provide maximum flow with a deep, pleasing tone and are especially effective when used on vehicles with aftermarket turbocharger systems. The unique outer curled oval tip (115 x 110mm dia.) is embossed with the famous GReddy logo. Employing state-of-the-art robotic seam welding, the single wall canisters feature increased rigidity for maximum durability and life. With over 35 types of internal perforated tubes, each SP2 application is specifically tuned for the best combination of sound and performance. The new SP2 also features thick walled (1.5mm), polished 304 stainless steel mandrel bent piping for better resonance and vibration control and enhanced corrosion resistance and durability. New lightweight, flared and stamped stainless steel flanges are also used to provide improved sealing characteristics. The GReddy SP2 Exhaust System will initially be available for over 50 popular Japanese vehicles with more to come as they are developed.
GReddy new EVO2 Evolution exhaust is now in full stainless steel!
The EVO2 cat-back exhaust system is a huge step forward. In addition to the GReddy straight-through technology, offset tip design and large piping diameters of the original EVO, the EVO2 is now offered in full stainless steel providing improved looks, durability and corrosion resistance while maintaining the best qualities of the original, such as fitment, sound and performance.
For Off-Road Use Only! Greddy Racing Full Titanium Exhaust system has been released after numerous customer requests for a race inspired exhaust system. The Greddy Racing Exhaust in Full Titanium is an 80mm cat-back system that weighs about 10 pounds!
GReddy Racing Ti-C Cat-back Exhausts combine the design, looks and flow of our Full Racing Titanium systems with the durability, deep sound, value and large application list of our other Stainless Steel street systems. This fusion of aggressive styling and practical construction, makes this the logical choice for both Race and Street Enthusiasts. It improves high and mid-range performance while still allowing for suitable sound levels when used with the included tuned Tri-mounted Silencer*. *(Most applications below 92db, with all under 94db). The large list of applications include 80mm piping for Turbo applications and 50-60-70-80mm for Normally Aspirated vehicles. Made completely in Japan.
Special Edition HKS Carbon / Titanium Hi-Power Exhaust systems are available for certain popular applications. These exclusive versions of the Hi-Power Exhaust consist of a carbon fiber wrapped stainless muffler shell, a 120mm titanium tip, and polished stainless steel piping.
Hi-Power Exhaust systems incorporate a race inspired angled mounted stainless steel muffler and piping design for greater flow and higher-PRM power gains. Depending on the application, piping size ranges from 55 to 95mm and utilize tips 96 or 120 mm tips. Please see notes for details on specific models
HKS Legamax Exhaust
Legamax and Sport Exhaust Systems are designed to reduce backpressure and increase exhaust flow for greater peak power and a broader torque band. Each Legamax and Sport Exhaust application utilizes a specific muffler design and shape along with the appropriate piping diameter to maintain low-end torque while maximizing high-end horsepower. All Legamax systems are made from polished SUS304 stainless steel piping.