The Performance Series Exhausts are assembled on a durable 6063-T6 aluminum alloy shell, with magnesium and silicon as the alloying elements. You can add a high temperature powder coat for a completely sick, custom look. Features a 2 1/8 inch unrestricted core, it also has a special hole pattern in the core that allows the exhaust system to increase power evenly throughout the RPM range. HMF is well known for their deep trademark sounds, the Performance Series is described as a deep, aggressive, angry tone. You can also customize your Exhaust to have it match your machine making it that much cooler! You have the option to select the Slip on or the Full System. The Slip On will give you the loud tones, and will also add power to your YXZ. The Slip on will give you 7 more Horse Power, and weighs 1 lb. less than your stock exhaust. The Full System will give you the deep tones, and even more power than the Slip On, making your machine run that much better. You will get the Slip On pipe as well as the Header Pipe with the Full System. The Full System will give you an 10 more Horse Power!! These HMF Exhausts will perform on the highest level, giving you that extra boost you needed. Upgrade your YXZ 1000R with this HMF Performance Series Exhaust today! *Blackout Available* You can now add a specialized matte colored ceramic coating that is formulated to withstand extreme temperatures. Click HERE to see this product. This finish will increase impact strength while increasing resistance to abrasion, corrosion, and chemicals. This Blackout Coating is capable of withstanding up to 1200 degrees Fahrenheit!! It is formulated to withstand the extreme temperatures from an exhaust system, making your exhaust have less intense exposure to the elements. *HMF Gen 3 / 3.5 Optimizer* Add this HMF Optimizer that is a Fuel-Injected Controller that has been pre-programmed with the proper tuning specifications for your HMF Exhaust. This is a Plug and Play installation allowing you to tune your Exhaust to make your YXZ run top notch. No CPU or Dyno needed, and gives you Full Range Tuning. You must re-tune your machine when you're adding an exhaust system, so not tuning your machine will void the warranty of your exhaust so keep that in mind. - Our HMF Exhausts generally ship out within 1-2 business days! (Custom Colors may take 4-5 Days to ship) - Fits: Yamaha YXZ 1000R : 2016+ - Will give your machine more power - Made in the USA! - Add custom colors - Get that Deep, aggressive tone! - Get a Slip On or Full System - Manufacturer's part# 044753736083 & 044754736083