GPR Exhaust - Albus Evo4 Slip-On for Yamaha XT 1200 Z Supertenere - 2017 to 2020 site-B2B They regulate engine speed by

They regulate engine speed by adjusting the amount of air allowed into the intake during idle

Perfect weight for layering under fleece or outerwear

Includes Hitch Pin

89% more than the stock filter

Conquer any terrain in style and durability Flannels never go out of style

GPR Exhaust - Albus Evo4 Slip-On for Yamaha XT 1200 Z Supertenere - 2017 to 2020 site-B2B They regulate engine speed byGPR's ALBUS silencer series has an aluminum body and CNC machined Avional caps. The exhaust has a ceramic treatment, that can withstand high temperatures. It has an elliptical shape with measurements of 90 x 120 mm. Product Features SOUND: Upgraded sound from stock exhaust PERFORMANCE: Upgraded performance from stock exhaust QUALITY: Italian made with high grade welding WEIGHT: Lighter than stock exhaust Technical Specifications Shape: Oval Body