| HKS Motorsports History | | | | a wider power band and higher peak outputs. To do |
| Born from speed and performance, HKS is always | | | | so, each application is designed with different exhaust |
| active in motorsports and competition racing, including | | | | piping size, different muffler design, and different |
| various professional drag racing series, JTCC, JGTC, | | | | exhaust path. Doing so allows the exhaust gas to |
| Formula 3, D1 Grand Prix, Superbikes, and many others. | | | | maintain the velocity while increase the volume flow |
| No other aftermarket company comes close to what | | | | rate. All Legamax Exhausts are constructed from |
| HKS has achieved. In 1974, HKS unveils the industry's | | | | stainless steel for protection from corrosion and better |
| first aftermarket turbo kit. 1983, HKS M300 Celica is | | | | durability. |
| the first Japanese Car to break the 300km/h record. In | | | | Legamax Premium Exhaust - An upgraded version of |
| 1986, HKS enters the highly competitive Fuji Grand | | | | the Legamax Exhaust, further increasing power band |
| Championship and finished in 9th place. In 1988, HKS | | | | and peak output. Most HKS Legamax Premium |
| RX-7 Turbo II achieves 307.56km/h in the C/M class at | | | | Exhaust features titanium muffler tips. Please read the |
| the Bonneville Speed Trials. In 1990, HKS GRAD 70 | | | | Legamax Exhaust section for details. |
| SUPRA wins RRC Drag Racing Championship for 2 | | | | Sport Exhaust - Similar to Legamax Exhaust in design |
| consecutive years. In 1992, HKS unveils the 300E V12 | | | | but for different applications, please read the Legamax |
| F1 spec racing engine. | | | | Exhaust section for details. |
| In 1993, HKS R32 GT-R enters the JTC Group A | | | | Silent Hi-Power Exhaust - HKS Silent Hi-Power |
| series and achieves its first victory only two years | | | | Exhaust is a modified version of the regular Hi-Power |
| later. In 1994, HKS Drag R32 GT-R wins the RRC | | | | Exhaust. Modifications to the muffler and resonator |
| Racing Championship for 2 consecutive years, and the | | | | allow for minimum decrease in exhaust flow but a |
| same year HKS also unveils the 310E engine and | | | | much quieter exhaust tone. Perfect for enthusiasts |
| enters the Japan Formula 3 Series; HKS Opel also | | | | seeking power gain but only wanting slight increase in |
| enters JTCC Series and finished 1st in Round 1 and 4th | | | | exhaust noise over the factory system. |
| Overall. In 1995, HKS T-002 (R33) achieves the fastest | | | | ES Wagon Exhaust - ES Wagon Exhaust is design |
| lap of 58.716" at Tsukuba Super Lap and again, the | | | | for sport wagons. Featuring a stylish design yet having |
| same year HKS Super Bike YZF enters the Suzuka 8 | | | | the ability to increase power output and create a very |
| Hour Endurance Road Race. In 1996, HKS Drag 180SX | | | | moderate exhaust tone. |
| wins the BE Drag Series for 2 consecutive years. In | | | | Legal Exhaust - HKS Legal Exhaust is designed to |
| 1997, HKS T-002 (R33) achieves the fastest time of | | | | meet, both emission and noise inspection guidelines, |
| 17.64" at the Yatabe 0-300km'h Test Course. In 1998, | | | | thus being perfectly road legal. Each system is |
| HKS Drag Celica achieves fastest FF class time of | | | | designed to optimized the power output and features |
| 9.727" at Sendai Highland Raceway. | | | | a sportier exhaust tone yet staying under the legal limit, |
| In 2000, HKS Racing Altezza, or the "Dream Monster | | | | perfect for tuners that want to stay road legal. |
| Machine", achieves the fastest time of 55.853" at | | | | Superior Spec R Exhaust - HKS Superior Spec R |
| Tsukuba Circuit. In 2001, HKS launches the Drag Supra | | | | Exhaust is the flagship exhaust system of HKS. |
| based on the 3UZ engine outputting 1400ps. In 2002, | | | | Design with extensive R&D and featuring the bests of |
| HKS CLK enters the JGTC GT500 series. In 2003, | | | | the HKS technologies. Each system features full |
| HKS Genki Hiper Silvia S15 enters the D1 Grand Prix. In | | | | titanium exhaust, which is both lightweight and |
| 2004, HKS TRB-02 achieves the fastest lap time of | | | | extremely durable. Large diameter piping and optimized |
| 54.739" at Tsukuba Super Lap. In the same year, HKS | | | | exhaust path allow for decreased back pressure, |
| Racing Performance IS220R enters the D1 Grand Prix. | | | | peak performance, and aggressive exhaust tone. Dual |
| In 2006, HKS Racing Performer CT230R broke the | | | | layer titanium tips give off that unique JDM |
| fastest records at several circuits in Japan. In 2007, the | | | | appearance, while functional slits help suppress the |
| same HKS Racing Performer CT230R broke the | | | | noise.Expect ultimate performance, aggressive |
| fastest records at not only the Japanese circuits, but | | | | exhaust sound, and enhanced appearance from the |
| USA's as well. In 2008, HKS celebrates their 35th | | | | HKS Superior Spec R Exhaust. |
| anniversary, their technology and passion continues to | | | | Universal Mufflers - HKS universal mufflers are |
| live on. | | | | available in different sizes for your custom exhaust. |
| Exhaust | | | | Each muffler features higher flow rate and sportier |
| All HKS exhaustsystems are designed with | | | | exhaust tone. HKS Universal Hi-Power Muffler are |
| performance in mind as a priority. Each application is | | | | constructed using stainless steel while the Universal |
| dyno tested and proven to maximize exhaust flow, | | | | Hi-Power Ti Muffler features titanium tips, both are |
| minimize back pressure, thus increase horsepower, | | | | resistant to corrosion and very durable. HKS Universal |
| while at the same time increase durability over OEM | | | | Carbon Ti Muffler feature a carbon fiber muffler body |
| exhaust. HKS offers wide variety of exhaust system, | | | | and a Titanium Tip, while the HKS Universal Titanium |
| each has its own distinctive characteristics and you | | | | Muffler is constructed using titanium, both are |
| can be sure to find something that will suite your | | | | lightweight, strong, and have the ability to increase |
| personal need and taste. | | | | performance. |
| Hi-Power Exhaust - As name implies, HKS Hi-Power | | | | Downpipe / Up-Pipe - HKS design their downpipe and |
| Exhaust is designed with maximizing horsepower in | | | | up-pipe with larger piping for increased flow, mandrel |
| mind, using technologies and experience gathered in | | | | dents allows for increase exhaust velocity and |
| Japanese endurance and GT racing. Important | | | | smoother exhaust flow. Certain application will |
| features include race inspired offset muffler and piping | | | | eliminates the stock catalytic converter which |
| design, application optimized piping size, and minimized | | | | dramatically decreases exhaust back pressure. |
| bends for optimum exhaust path. Turbocharged cars | | | | Stainless steel construction allows for high durability. All |
| will benefit from the increased flow and decreased | | | | HKS Downpipe and Up-pipe are direct bolt on. Expect |
| backpressure, which results in faster turbo spool and | | | | a much quicker turbo spool, higher boost pressure, |
| higher power and torque output. Naturally aspirated | | | | decrease turbo lag, and higher power output. |
| cars will also benefit from high rpm output which | | | | Exhaust Accessories and Parts - HKS also offers |
| Hi-Power Exhaust provides, as the level of tuning is | | | | other exhaust accessories and parts, such as the |
| increased. All HKS Hi-Power Exhaust are made from | | | | removable inner muffler silencer which offers an |
| SUS304 stainless steel, muffler and tip assemblies. | | | | average of 7 dB in exhaust noise reduction. Bumper |
| Certain applications come with inner silencer for | | | | Protector and Superior Finishers can be installed above |
| decreased noise. | | | | the exhaust tip on the rear bumper for added |
| Carbon-Ti Exhaust - HKS Carbon-Ti Exhaust is a | | | | protection and style enhancement. |
| special version of the Hi-Power Exhaust. Similar to | | | | Intake |
| Hi-Power Exhaust, Special Edition HKS Carbon | | | | The most fundamental way to increase engine output |
| Titanium versions are also available for popular | | | | is to increase the amount of air going in, and out of an |
| applications, which feature carbon fiber muffler shell, | | | | engine. While car manufacturers design their intake |
| titanium tip, and polished SUS304 stainless steel piping. | | | | system with cost, placement, minimum noise, and ease |
| Titanium Racing Muffler Exhaust - HKS developed this | | | | of filter change in mind as a priority, performance |
| exhaust specifically for their racing Toyota Supra. | | | | becomes an inferior idea. This often results in a very |
| Optimized for 800 to 1000 horsepower output, this | | | | restrictive intake system which hurts both throttle |
| exhaust features 102mm stainless steel piping and | | | | response and power output. Installing HKS intake |
| 170mm Titanium muffler assembly. The Titanium | | | | system is one of the easier and cost effective ways |
| Racing Muffler is also 40% lighter than the regular | | | | to solve these problems. |
| HI-Power Muffler. This is HKS' highest flowing exhaust | | | | Super Mega Flow Reloaded Kits - The newly |
| and is designed and intended for racing purpose; it | | | | redesigned Super Mega Flow Reloaded intake system |
| comes with removable silencer when noise restriction | | | | features many race proven and patented designs, |
| is required. | | | | including HKS Super Funnel Design, which improves |
| Dragger Exhaust - HKS Dragger Exhaust is the first | | | | debris filtration, but at the same time increases air flow. |
| system that incorporates a seamless muffler shell, | | | | A new filter element is constructed from 3 layers of |
| resulting in a very uniform stress distribution, and | | | | dry polyurethane foams each with different density. |
| smoother construction. Each system is constructed | | | | Unlike other oil based filter elements, the dry element |
| from stainless steel piping for corrosion protection, and | | | | will not contaminate the MAF sensors. The new Super |
| straight-through stainless steel muffler assembly with | | | | Honeycomb frame allows for 30% more intake |
| engraved logo and angle cut tip. HKS Dragger Exhaust | | | | surface area compared to the old design, resulting in |
| has optimized piping size for each application so both | | | | an improved throttle response. Other structural |
| power and torque can be optimized for turbocharged | | | | improvements include new streamline frames, plastic |
| and naturally aspirated cars. | | | | sealing ring, and aluminum backing plates. Most |
| Dragger II Exhaust - HKS Dragger II Exhaust is the | | | | applications have CARB Exempt, making them road |
| evolution of the original HKS Super Dragger Exhaust. | | | | legal. Each kit comes with a Super Mega Flow air filter, |
| The new HKS Dragger II Exhaust has a slim-line | | | | MAF sensor adapter, and all the necessary mounting |
| muffler for added ground clearance and optional | | | | hardware. |
| silencer for noise suppression. Just like the Dragger | | | | Racing Suction Reloaded Kits - HKS also redesigned |
| Exhaust, each application has optimized piping size so | | | | their Racing Suction Reloaded Kits. Sharing the same |
| both power and torque can be optimized for | | | | technology and design as the HKS Super Mega Flow |
| turbocharged and naturally aspirated cars. | | | | Reloaded Kits, the HKS Racing Suction Reloaded Kits |
| Turbo Exhaust - HKS Turbo Exhaust is designed for | | | | improve filtration and performance at the same time. |
| vehicles that are turbocharged from the factory and | | | | Unlike the Super Mega Flow Reloaded Kits which use |
| already feature high power output. These high power | | | | the dry polyurethane element, the Racing Suction |
| turbocharged vehicles needed a bigger exhaust piping | | | | Reloaded Kits use the wet 2 layer dual density |
| and lower back pressure, so HKS uses straight | | | | polyurethane filter element, further improving airflow for |
| through muffler, and optimized exhaust path for these | | | | the ultimate performance. Other new structural designs |
| applications. Benefits include boost pressure gain, | | | | are the same as the HKS Super Mega Flow |
| faster boost response, faster turbo spool, decreased | | | | Reloaded Kits. Racing Suction Reloaded Kit also |
| turbo lag, and higher power and torque output. Expect | | | | comes with aluminum suction pipe which replaces the |
| an average gains of 10-25 horsepower on a stock | | | | factory pipe and further aids the air flow. Each kit |
| engine, and much higher on a modified engine. | | | | comes with a Racing Suction air filter, MAF sensor |
| Legamax Exhaust - Legamax Exhaust was designed | | | | adapter, aluminum suction pipe, and all the necessary |
| for both torque and horsepower optimization, creating | | | | mounting hardware. |