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Free Freight on Retail Orders over $250 in the USA (Excl. AK & HI). Online Orders Only.

July 20, 2018

2018 CRF250R Vortex X10 ECU

Customize Power Delivery To Suit Your Riding Style


CORONA, CA - July 20, 2018 - The Vortex X10 Engine Control Unit (ECU) module controls spark timing and voltage output, fuel mapping as well as other engine management functions. The X10 allows for easier starting along with more power that can result in faster lap times. Simply plug the X10 into the OEM wiring harness and take advantage of the 10 pre-programmed performance maps for optimum power delivery in all altitude, load, and weather conditions. In addition, the X10 is fully programmable* allowing for more extensive adjustments to rev limits, fuel timing, and engine coolant temperatures far above the realm of any factory tuner on the market. Get the edge on the competition with Vortex's X10 programmable ECU.


*Software not included.


Pro Circuit. We Race.


July 6, 2018 

2019 Kawasaki KX450 Exhaust

Superior Performance For Kawasaki's New Machine


CORONA, CA - July 6, 2018 - Kawasaki's redesigned 2019 KX450 has riders eager to get their hands on one, luckily for them, we here at Pro Circuit have the performance exhaust they need to up the joy of riding the new machine. Every Pro Circuit exhaust system is proudly designed and manufactured in the USA and offers superior performance and power gains for both the T-6 and Ti-6 line. We have built our reputation on championship-winning performance products and 2019 will be no different. Equip your new 2019 KX450 with the latest T-6 or Ti-6 exhaust system and leave your competition in the dust.


Pro Circuit. We Race.
The 2019 KX450 Ti-6 Pro Titanium Exhaust System is designed for the AMA Pro racer competing in AMA/Monster Energy Supercross, Amsoil Arenacross or Lucas Oil Pro Motocross Championship series. Engineered to meet strict AMA/FIM sound regulations, the Ti-6 Pro system provides superior performance while complying with the series’ sound regulations. The Ti-6 Pro exhaust system is constructed from high-grade titanium throughout with a carbon fiber end-cap for a factory look. Top Pro level teams look to Pro Circuit for products that win.

The 2019 KX450 Ti-6 Titanium Exhaust System is designed for both closed-course and off-road racers. It's the ideal system for AMA Amateur events or any rider or racer looking for winning performance, legendary durability and a professional look. The Pro Circuit Ti-6 System is equipped with a removable USFS approved spark arrestor, making it easy to alternate between off-road and closed-course racing.

The 2019 KX450 T-6 Stainless Steel Exhaust System is designed for both closed-course and off-road competition. Constructed from high strength stainless steel and aluminum, the T-6 offers the same improved performance as our Ti-6 System. The T-6 System is a great way for riders or racers looking for winning performance, legendary durability and a professional look but at a lower price. In addition, the T-6 System is equipped with a removable USFS approved spark arrestor making it easy to alternate between off-road and closed-course racing.

The 2019 KX450 T-6 Stainless Steel Slip-On Silencer is for riders looking for an inexpensive, easy-to-install, durable performance silencer that can bolt right onto their stock head pipe. The T-6 Slip-On is constructed of stainless steel and high quality aluminum for increased durability. The T-6 Slip-On is a great option for any rider looking for an increase in performance on a small budget. A removable USFS approved spark arrestor is included to make it easier to alternate between off-road and closed-course racing.




All products manufactured and/or distributed by Pro Circuit Products, Inc. are offered and designed for use with standard machines. Pro Circuit Products, Inc. makes no claims as to the products effectiveness on modified machines. Pro Circuit Products, Inc. is the sole determiner of abuse, misuse, installation errors and modifications. We assume no liability for any errors in listings, specifications, part numbers, prices or model applications. Pro Circuit Products, Inc. reserves the right to change specifications, product descriptions, product quality, pricing and model applications at any time without prior oral or written notice and without further obligation.

Adding new components to your motorcycle (especially to the engine, suspension or braking system) may radically alter the acceleration, deceleration, handling and braking characteristics of your motorcycle. Ensure that all parts are installed and properly torqued per the instructions supplied with the part or to the motorcycle manufacturer's original specifications. Test the motorcycle with the new part(s) on level ground, at low speed, without any other vehicles or obstacles nearby, to ensure that it is working properly. Periodically recheck, adjust or replace the parts as may be necessary depending upon the terrain, use, mileage and rider input. Consult the instructions supplied with the part, or the motorcycle manufacturer's original specifications for further details. The failure to properly install, maintain, or familiarize yourself with the new part's use, and proper operation, may result in damage to the motorcycle, and/or a loss of control, resulting in serious injury or death. Buyers assume all risk for any and all damage caused to themselves, a third party and/or property by virtue of failure of these products. By installing and/or using a Pro Circuit Products, Inc. product, you hereby accept and understand these stated terms and conditions.


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