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APEXi

About APEXi
Founded in Japan in 1992, APEXi has grown from just a small tuning parts manufacturer to a multi-industry international powerhouse. 2008 marks the 11th year for APEXi USA and the 17th year for the APEXi Group of Companies. Growth has come from hard work, research, and the highest commitment to customer service and feedback. An international network of tuning shops and consumers provides a steady flow of incoming information that continuously fuels the engineers at APEXi.

APEXi GT Spec Exhaust System APEXi GT Spec Exhaust System
The GT Spec Muffler 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. A'PEXi proudly stands as one of the only manufacturers in Japan to own and operate a 95mm mandrel pipe bender. An A'PEXi 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.CONCEPT:- The Ultimate Exhaust - Form and Function.CHARACTERISTICS:- High-end power, includes silencer.
APEXi Hybrid Megaphone EVO APEXi Hybrid Megaphone EVO
The Hybrid Megaphone Evolution is a complete stainless steel exhaust system, from the main muffler canister and piping to the internal silencers, resonators, hangers, and brackets. This system provides both form and function which delivers durability, a sense of security, a comfortable sound, and overwhelming high-end power.FUNCTION- All SUS304 stainless steel specification makes the exhaust system high quality.- All TIG welded. High quality and durability.- The original patent on the highly effective megaphone tube structure are both followed in Japan and U.S.A- High endurance hybrid silencer of patent technology. - A new design and an oval tail that produces a feeling of luxury.
APEXi N-1 Dual Exhaust System APEXi N-1 Dual Exhaust System
The N1 Dual 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.CONCEPT:- Retain the same peak HP of the single N-1 while improving mid range torque.CHARACTERISTICS:- Mid to high-end power.
APEXi N1 EVO Exhaust System APEXi N1 EVO Exhaust System
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 A'PEXi 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 N1 Ex Ti Exhaust System APEXi N1 Ex Ti Exhaust System
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 A'PEXi 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 N1 Exhaust System APEXi N1 Exhaust System
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.CONCEPT:- Minimal number of bends for maximum efficiencyCHARACTERISTICS:- High-end power
APEXi Noir Exhaust System APEXi Noir Exhaust System
The NOIR (nwär) Muffler was developed specifically with the diehard street car enthusiast in mind. The NOIR Muffler is designed to be quieter than a typical racing exhaust while minimizing chances of unwanted attention with its stealthy black coating. It has become increasingly difficult to drive a modified “sport compact” on the streets. Staying low profile is an important issue to many street tuners that wish to stay clear of negative stigma sometimes associated with modified imports. The WS (World Sport) style canister with a 100mm tip finish off the system with a classic sporty look without being over the top.
APEXi PSRevo Exhaust System APEXi PSRevo Exhaust System
Designed for hard tuned, street driven vehicles, the PS Revolution's 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 A'PEX 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.
APEXi RS EVO Exhaust System APEXi RS EVO Exhaust System
The RS Evolution Muffler is a combination of an A'PEXi original patented megaphone piping structure design and larger piping diameters to produce ultimate performance for your turbo-charged engine.FUNCTION:- The ultimate performance at high RPM. - High effective exhaust by megaphone tube structure.- Hybrid silencer that creates of sound quality and durability.- The shell is made out of highest quality SUS304. - A'PEXi logo stamped exhaust tip.
APEXi WS2 Exhaust System APEXi WS2 Exhaust System
The WS II Exhaust series is the A'PEXi answer to the ultimate street muffler system with all around performance. 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 A'PEXi cat-back exhaust systems come complete with all necessary hangers, nuts, bolts and gaskets.The World Sport II 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 b
  APEXi N1 Evolution-R Exhaust System
The N1 Evolution-R 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.
  APEXi Universal Mufflers