Exhaust Venturi Ø17 mm KRM Pro Ride

KRM 17mm Exhaust Stinger

New Muffler Leak Tube Inner Ring Adaptable For 50cc Motorcycle Derbi, Gilera, Rieju, Sherco... with motor AM6 Minarelli and Derbi with KRM exhaust Pro Ride.
This shrinkage in diameter generates a venturi effect at the outlet of the pot, ie an increase in the air pressure upstream and an acceleration of the flow of the fluid inside the venturi. Depending on the motors, diameter 17 mm works better than diameter 15 mm or vice versa! It is to try.

Technical characteristics and dimensions of the venturi

• Brand: KRM Pro Ride
• Material: stainless steel
• Colour: grey
• Inner diameter: 17 mm
• Outer diameter: 21.5 mm
• Length: 17 mm