GPR Exhaust - Trioval Slip-On for BMW R 1200 ST RT - 2003 to 2008 K-Type-Circuit Tester Adapters The sponge inside each of

The sponge inside each of their gearbox breathers holds excess oil and keeps the oil away from rear wheel and tire

Mounting parts: grommets

Application-specific base seal and sealing bead

Height: 215mm

Improved power delivery

GPR Exhaust - Trioval Slip-On for BMW R 1200 ST RT - 2003 to 2008 K-Type-Circuit Tester Adapters The sponge inside each ofGPR'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