GPR Exhaust - Trioval Slip-On for BMW R 1200 GS Adventure - 2017 to 2018 K-Type-VHF Radios the spring curve of the

the spring curve of the shock will improve performance for less progressive bikes that require more end-stroke support

traction and durability

Honda stock filter’s flow: 116

contrast black and copper stitching and antique copper trims

GPR Exhaust - Trioval Slip-On for BMW R 1200 GS Adventure - 2017 to 2018 K-Type-VHF Radios the spring curve of theGPR's Trioval series is a GPR best seller, with a classic ovoid drop shape. It is made of hand polished 304 stainless steel and has a diameter of 100mm. Product Features SOUND: Upgraded sound from stock exhaust. Although louder than stock but in compliance with the limits prescribed by law, this exhaust produces the softest sound of all the GPR exhausts. PERFORMANCE: Upgraded performance from stock exhaust QUALITY: Italian made with high grade welding